project management white papers Lunar Orbiter Image Recovery Project

Background

The tapes from the Lunar Orbiter missions were essentially used to fix up alighting sites for the manned Apollo missions, as well as once those missions were over, the interpretation was mostly forgotten. The strange tapes were delicately archived for twenty years in Maryland. When the tapes were expelled behind to NASA Jet Propulsion Laboratory (JPL) in Pasadena, California, in about 1986, the preference of either to throw the tapes became the shortcoming of archivist Nancy Evans. She instinctively motionless that the tapes should be preserved. She recalled, could not implicitly get absolved of this things .

Within the integrate of years, Nancy Evans was means to begin the tiny plan with appropriation from NASA as well as the tiny good from Mark Nelson during Caltech. Eventually, they managed to find 4 singular Ampex FR-900 fasten drivesighly specialized drives that had customarily been used by supervision agencies such as the FAA, USAF, as well as NASA. Over time, they additionally picked up await as well as gangling tools for the fasten drives from supervision surplus. The plan was successful during removing tender analog interpretation from the tapes, though in sequence to beget the images, they detected that they indispensable the specialized demodulation hardware that had been used by the Lunar Orbiter program, that no longer existed. They attempted to get appropriation from NASA or in isolation sources to set up the hardware, though were unsuccessful. Eventually, both Nancy Evans as well as Mark Nelson went upon to alternative projects whilst the fasten drives sat in Nancy Evans garage .

By 2005, Evans was impending 70 years old, removing ready to retire, as well as ready to get absolved of the fasten drivesopefully to the plan that would collect the interpretation from the tapes. One day, Dennis Wingo, boss of the aerospace engineering association SkyCorp as well as the long-time maestro of space as well as computing technologies, was surfing the Internet as well as came opposite the white paper about Nancy Evans project, as well as fast became interested. He knew he could pattern the technical skills to plunge in to the supervision of renovating the fasten drives, he could find contacts during NASA, as well as most importantly, he knew that the Moon was apropos the prohibited skill again. Wingo said, knew the worth of the fasten drives as well as the tapes . Another organisation suspicion the same, writing, uture missions to the Moon have re-energized the lunar village as well as renewed seductiveness in the Lunar Orbiter interpretation .

The Lunar Reconnaissance Orbiter was set to go to the moon in 2009, as well as the singular of the initial goals was to establish the risk to people operative upon the aspect of the Moon. The LRO would emanate images of the aspect that could be compared to the top fortitude images taken of the Moon during the Apollo era. The strange Lunar Orbiter images have been the top fortitude images of the Moon that had ever been taken until the LRO proposed receiving images in the tumble of 2009 . The Lunar Orbiter images would be useful to scientists study changes in the Moon’s surface.

Expertise as well as Facilities

February 2007 was the initial time that Dennis Wingo as well as Keith Cowing, the former NASA employee, saw the 4 Ampex FM-900 fasten drives, that had been stored in Nancy Evans packaged garage subsequent to the duck run. Each expostulate was about 6 feet tall, 3 feet wide, as low as the refrigerator, as well as coated with the thick covering of dirt as well as cobwebs. They were stored with the pallet of deficient manuals as well as schematics for the fasten drives, along with tough copies of interpretation associated to the lunar images. Meanwhile, the tapes were stored safely in the climate-controlled room belonging to JPL. There were about 1500 tapes, all packaged in to boxes, built 4 low upon pallets, as well as shrink-wrapped .

After apropos meddlesome in the project, Wingo as well as Cowing outlayed about the year seeking for funding, facilities, await as well as expertise. They found imagination in the chairman of Ken Zin, an Army maestro who has the lifetime of knowledge in operative with analog fasten machines, who lived in the San Francisco Bay Area.

NASA was rebuilt to recover the tapes to the control of Wingo as well as Co., though they compulsory that the tapes be stored in the supervision facility. Locating the tapes circuitously Zin chateau lead the organisation to find out comforts during Ames Research Center in Mountain View, California. Other advantages to the place have been that Ampex, the association that built the fasten drives, is still handling customarily twelve miles up the road, late employees live in the area, as well as the pick up of Ampex Corporation await is located during circuitously Stanford University.

In Apr 2008, Wingo as well as Cowing rented dual Budget trucks, commissioned up the fasten drives as well as await in to the singular truck, as well as commissioned the pallets of captivating fasten in to the second. At Ames, the Lunar Science Institute had customarily opened, as well as was rebuilt to await the organisation in anticipating earthy facilities. Since the organisation compulsory the trickery with scold heating as well as cooling as well as the sink, the most empty buildings were whittled down to two: the coiffeur shop, as well as the McDonald that had hermetic tiny weeks prior to they arrived. Since the coiffeur emporium was comparatively small, regulating it would need that the tapes be stored during the remote warehouse. On the alternative hand, the McDonald was most larger, had good lighting, competent energy as well as air conditioning, glorious parking as well as decent bathrooms. It incited out to need the tiny improvements such as upgraded Internet entrance as well as electrical wiring, given the commissioned electric wires was not created to energy racks of apparatus requiring 5 kW (the homogeneous of fifty 100 watt light bulbs) out in the dining area.

By Jul of 2008, the organisation had changed in to the McDonald, right away dubbed cMoons. The initial charge was to methodically dismantle as well as rinse the tools of the fasten drives. Meanwhile, Ken Zin began contrast the systems of the hoop drives as well as creation lists of inclination to reinstate as well as refurbish.

Marketing as well as recruiting allies

Dennis Wingo plunged in to the supervision of the project: grouping parts, handling funds, acid over-abundance yards for equipment, researching refurbishing companies, as well as recruiting allies to the project. He began promulgation out an email newsletter, that was after converted to the blog, MoonViews.com, as well as posting photos to the plan Facebook page. Student interns from circuitously San Jose State University were recruited as well as the organisation requested assistance from late employees of Ampex as well as from blog writers with audiences that competence be means to help. Every day there seemed to be the latest caller to McMoon, such as Dr. Lisa Gaddis from the USGS plan to technology the Lunar Orbiter film, as well as Charlie Byrne, who wrote the memo recommending the Lunar Orbiter interpretation be stored upon captivating tape. The plan was reported in the L.A. Times, ComputerWorld, National Geographic, the Associated Press, American Libraries, the internal news, as well as countless blogs. Included in any headlines story was the summary that the images have been the critical square of history, though some-more than this, they enclose systematic interpretation of the time as well as place as well as peculiarity that has not been repeated. These have been images that can await in the stream investigate about the Moon as well as the meridian of the Earth. There might even be alternative mislaid interpretation from the same epoch available regulating the same fasten drives that could good from the efforts of the LOIRP organisation .

Media as well as metadata

Shortly after relocating in to McMoon, the organisation of students was recruited to mislay all the tapes from the boxes, as well as put the tapes in the tiny arrange of order. Each Memorex fasten takes about an hour to run upon the fasten drive, as well as binds the singular high-resolution picture as well as the singular medium-resolution picture of the same place . Each tilt has been labeled, wrapped in the transparent cosmetic bag, as well as included in the mailing in the steel tin, that is hermetic with fluorescent yellow tape. Additional labels have been placed upon the outward of the tin; any fasten is labeled with the formula that customarily consists of dual letters as well as dual numbers, for example: MT_19, WT_45, as well as GT_46. The labeling does not conform to the numbering intrigue that was reserved to the images, as well as there is no await that shows how the dual numbering schemes line up. One of the tyro interns satisfied that the initial minute indicates that belligerent hire available the signal: “M” indicates that the fasten was available in Madrid, Spain; “W” indicates that the fasten was available in Woomera, Australia; as well as “G” indicates that the fasten was available in Goldstone, California. This theory was reliable when the organisation listened to the audio lane during the commencement of the integrate of of the tapes, wherein the user of the belligerent hire recites report about the fasten as well as the recording. On tapes noted with an “M,” the user has the clearly Latin accent; upon tapes noted with the “W,” the user has the clearly Australian accent.

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There have been most alternative treacherous problems with the tapes. Each fasten is ostensible to reason the finish span of images, though the tiny enclose customarily the integrate of mins of audio signal, as well as the tiny enclose the same tiny apportionment of an image, over as well as over. In the early stages of the project, the organisation longed for to rescue images that have the most worth as well as impact, though they found that it was really time finish to find images in this jumbled form of tapes .

Hardware as well as Funding

In the finished as well as operative captivating fasten expostulate system, the tape-drive heads request the really specific captivating margin to the tape; the fasten afterwards induces the shift in electrical current, that is captured. The interpretation from the Lunar Orbiter tapes is afterwards run by the demodulator, as well as by an analog-to-digital converter so that it can be fed in to the resource for digital processing. Each picture is widely separated up in to strips upon the tape, so the resource is used to pierce the strips together to emanate the total picture . Before even commencement the project, the organisation evaluated the risks as well as energetic that therewere two: the singular was that the tapes had run-down to the indicate where they could not be read; the second was that the fasten drives would not be means to review the tapes. The milestones of the plan were grown to exam these risks as shortly as probable with the slightest volume of income spent.

Once the plan proposed in aspiring in Jul 2008, formula came quickly. In customarily the integrate of weeks, the initial fasten expostulate had been powered up, nonetheless it was transparent that most tools still indispensable to be transposed . Another week of cleaning as well as contrast suggested that between the 4 drives as well as batches of gangling tools there were sufficient good energy reserve to run the singular of the fasten drives, as well as there was during slightest the singular operative conduct for the expostulate . The conduct is the resource that touches the fasten as well as reads as well as writes data, so it is positively critical; in the box of the Ampex FR-900 fasten drives, the heads were not done after 1974, cannot be replaced, as well as can customarily be refurbished during good responsibility by the singular tiny company.

After an additional month of scold as well as replacing parts, contrast as well as tuning mechanisms, the plan got the initial plain outcome that the tapes were good. Each fasten starts with the reduced standard-format audio shave of the operator, as well as the fasten drives were means to review the audio signal. (Hear the representation of the audio.) This does not operate the video heads that have been indispensable to review the Lunar Orbiter interpretation off the tape, though this demonstrated that the tapes had not run-down as well as that most of the sub-systems of the fasten expostulate were in good operative sequence .

The await for the fasten drives was almost incomplete, that kept the organisation from bargain the right approach to repair, maintain, as well as operate the fasten drives. The poke for await has been endless as well as customarily disappointing, as it mostly turns out that late or aged engineers have customarily not long ago spotless out their garages. Posting to the blog, Dennis Wingo said, “I cannot discuss it you how most times you have listened identical stories of not long ago tossed manuals over the final 6 months” . At customarily the right impulse the organisation listened from the crony of the crony that the mom shaft of upkeep await stored upon orifice cards (microfilm embedded in resource punch cards) had been saved by the late conduct of Ampex margin engineering. This await would have it probable for the organisation to assimilate the scold procedures for scold the fasten drives as well as aligning the mechanics

At this indicate in the restoration, the demodulation of the tapes had turn the greatest issue. The organisation wasn certain if the demodulation house that came with the complement was the scold one, if they indispensable the opposite one, or if they indispensable this the singular as well as an additional one. At the same time, they detected the tape, which, from the audio shave during the start, sounded as if it contained the demodulated recording of the singular of the images. This was the propitious break, as it meant that the demodulator would not be indispensable to beget images from this tape. If the organisation could rescue this image, the plan would infer “that the expostulate can be refurbished to the indicate of reliably personification the fasten back” . Work continued, as well as the organisation coined the tenure “technoarchealogy” to report the routine of researching that fasten contained what image. Posts to the blog continued, though with tiny piece until unexpected NASA voiced the press conference.

On Nov 13, 2008 NASA hold the press discussion as well as voiced that they were releasing the initial picture that had been restored: the distinguished image, taken upon Aug 23, 1966, of the Earth as viewed, for the really initial time, from the Moon. This was the vital miracle that showed that the tapes as well as the fasten drives were both good. Preliminary research showed that the picture had “four times the energetic operation of the [original] movie picture as well as up to twice the idealisation resolution” . The NASA Exploration Systems Mission Directorate (ESMD) had sponsored the organisation so distant with the tiny accede to of 0,000. With these results, some-more supports were released–another 0,000 to finish the vital replacement of the drives as well as to emanate the demodulation hardware indispensable for the alternative tapes. Gregory Schmidt, emissary executive of the NASA Lunar Science Institute during Ames said, “Now that diminutive demonstrated the capacity to collect images, the idea is to finish the fasten drives replacement as well as pierce toward retrieving all of the images upon the superfluous tapes” .

Within the month, the subsequent turn of appropriation came by as well as replacement began in aspiring . The heads, capstan as well as rotor motors were being easy by dual opposite companies. New await about the demodulation was discovered, as well as the organisation began structure the house by hand. Custom belts were being done to reinstate the aged ones. Software was being created to routine the digital images. The greatest responsibility was the heads, that price around ,000 to be refurbished.

On Mar 21, 2009, the organisation voiced that they had discovered an un-demodulated picture from the singular of the tapes, regulating the newly polished demodulation system. The image, of the void Copernicus, is from the Lunar Orbiter 2 booster taken upon Nov 24, 1966. NASA Scientist Martin Swetnick was quoted in the Time card file essay from 1966, job this picture “one of the good cinema of the century” .

By April, the organisation had digitized thirty images . A integrate of months after an essay in ComputerWorld suggested that the plan had the latest accede to of 0,000, as well as had hopes to utterly technology all the images by Feb of 2010. Most of the latest appropriation came from NASA, though about 10% came from alternative donors . This latest appropriation authorised the organisation to revive the second fasten expostulate to full operation by Nov 2009, that done the routine of restoring the images that most faster . Currently the greatest reduction to estimate the images fast is not the aged fasten drives, though the latest Apple computers indispensable to modify the digital interpretation in to images. As of Jan 2010, the organisation is about to take the latest Apple resource with 8 processors, that they goal will speed the process.

Future preservation

After any picture is processed as well as restored, the interpretation will be sent to the Planetary Data System (PDS), the digital card file for NASA goal as well as belligerent await data. The PDS was co-founded by Nancy Evans as the approach to safety as well as yield entrance to heavenly datasets.

External links

Official website

“NASA’s early lunar images, in the latest light” during LA Times, Mar 22, 2009

“Repaired interpretation drives restoring the Moon” during CollectSpace, Nov 14, 2008

“RECOVERING HIGH RESOLUTION LUNAR ORBITER IMAGES FROM ANALOG TAPE”, D. R. Wingo as well as K. L. Cowing, 40th Lunar as well as Planetary Science Conference, 2009

“Tape Recording of Lunar Orbiter Pictures”, C. J. Byrne, Jul 6, 1965

References

^ “The Moon View”. New York Times. 2008-11-18. http://www.nytimes.com/2008/11/19/opinion/19wed3.html. Retrieved 2008-11-20. “When the sketch was published, in 1966, it looked similar to the newsprint chronicle of the high-contrast picture from space, the sheer pinch of whites as well as blacks. The interpretation from the lunar orbiter was stored upon aged analog fasten drives. Now, imaging experts during NASA have digitized those drives mining interpretation that could not be recovered when they were initial done as well as constructed the high-resolution chronicle of that ancestral photograph.” 

^ the b c d Johnson, J. (2009, Mar 22). NASA early lunar images, in the latest light. The Los Angeles Times. Posted to http://articles.latimes.com/2009/mar/22/nation/na-lunar22

^ Weiss, J.C. (2008, Nov 22). 40 year aged space photos? Posted to http://www.weissblog.com/2008/11/22/40-year-old-space-photos/

^ Weller, L., Becker, B., Archinal, B., Bennett, A., Cook, D., Gaddis, L., et al. (2007). USGS Lunar Orbiter digitization project: updates as well as status. Retrieved Dec 3, 2009 from http://www.lpi.usra.edu/meetings/lpsc2007/pdf/2092.pdf

^ Soderman, T., & NLSI staff. (2009, Jan 21). Lunar Orbiter Image Recovery Project. Retrieved Sep 18, 2009 from http://lunarscience.arc.nasa.gov/articles/lunar-orbiter-image-recovery-project

^ Cowing & Wingo, Nov 13, 2008, http://www.moonviews.com/archives/2008/11/image_collection_from_a_garage.html

^ Ampex Corporation Records anticipating aid, http://www.oac.cdlib.org/findaid/ark:/13030/ft4s2004rn

^ the b c Wood, L. (2009, Jun 29). The mislaid NASA tapes: restoring lunar images after 40 years in the vault. ComputerWorld. Available during http://www.computerworld.com/s/article/9134771/The_lost_NASA_tapes_Restoring_lunar_images_after_40_years_in_the_vault?taxonomyId=12&pageNumber=5

^ National Geographic (AP). (2009, May 5). Retrieved from http://news.nationalgeographic.com/news/2009/05/090505-moon-photos-video-ap.html

^ Associated Press. (2009, Apr 20). First Moon Images No Longer Lost in Space. Retrieved from http://www.youtube.com/watch?v=bwbw1vhtZ0g

^ Landgraf, G. (2009, Sep 16). Archivist Saves, Restores Original NASA Moon Pictures. Retrieved from http://www.ala.org/ala/alonline/currentnews/newsarchive/2009/september2009/nasaimagessaved091609.cfm

^ the b KTVU. (2009, Apr 10). Old NASA tapes exhibit overwhelming latest Moon images; fortitude unparalleled. Available from http://www.ktvu.com/news/19153582/detail.html

^ Leibsson, S. (2008, Nov 14). NASA as well as LOIRP Return to the Moon, 42 Years Later. Recovering Lunar Orbiter Images. Retrieved from http://www.edn.com/blog/980000298/post/1860036586.html

^ Brian. (2009, Apr 16). A NASA Archivist, the Junkyard Warrior, as well as the Technoarchaeologist Save Lunar History. Retrieved fromhttp://olddirt.wordpress.com/2009/04/16/a-nasa-archivist-a-junkyard-warrior-and-a-technoarchaeologist-save-lunar-history/

^ Digital Curation Centre. (2009, Apr 15). Heroic interpretation liberation story: 40-year aged lunar orbital data. Retrieved from http://digitalcuration.blogspot.com/2009/04/heroic-data-recovery-story-40-year-old.html

^ Cowing & Wingo (July 2008). MoonViews. Retrieved from http://www.moonviews.com/archives/2008/07/

^ David, L. (2009, Apr 1). Old Moon images get complicated makeover. Available during http://www.foxnews.com/story/0,2933,511864,00.html Also during http://www.livescience.com/space/090331-st-moon-views-makeover.html

^ the b Bourzac, K. (2009). Photo essay: aspect restoration. Technology Review, 112(5), 34-41.

^ Cowing & Wingo (August 19, 2008). MoonViews. Retrieved from http://www.moonviews.com/archives/2008/08/

^ Cowing & Wingo (July 16, 2008). MoonViews. Retrieved from http://www.moonviews.com/archives/2008/07/16_july_2008_loirp_status.html

^ Cowing & Wingo (July 23, 2008) Retrieved from http://www.moonviews.com/archives/2008/07/23_july_2008_loirp_status.html

^ Cowing & Wingo (September 3, 2008). MoonViews. Retrieved from http://www.moonviews.com/archives/2008/09/3_september_2008_loirp_status.html

^ Wingo, D. (2009, Apr 2). [Comment to blog post]. Available during http://wattsupwiththat.com/2009/04/01/help-needed-to-recover-old-satellite-imagery/

^ Cowing & Wingo (August 4, 2008) MoonViews. Retrieved from http://www.moonviews.com/archives/2008/08/4_august_2008_loirp_status.html

^ Cowing & Wingo (August 19, 2008). MoonViews. Retrieved from http://www.moonviews.com/archives/2008/08/19_august_2008_loirp_status.html

^ Cowing & Wingo (September 3, 2008). MoonViews. http://www.moonviews.com/archives/2008/09/3_september_2008_loirp_status.html

^ Wingo, D., & Cowing, K.L. (2009). Recovering tall fortitude lunar orbiter images from analog tape. Retrieved Dec 3, 2009 from http://www.lpi.usra.edu/meetings/lpsc2009/pdf/2517.pdf

^ NASA. (2008, Nov 13). Correction NASA restores ancestral Lunar Orbiter image. Posted to http://www.nasa.gov/centers/ames/news/releases/2008/08_99AR.html

^ Cowing & Wingo (January 20, 2009). MoonViews. Retrieved from http://www.moonviews.com/archives/2009/01/lunar_orbiter_image_recovery_p.html

^ Space: the latest demeanour during Copernicus. (1966, Dec 9). Time. Available during http://www.time.com/time/magazine/article/0,9171,898477,00.html

^ Cowing & Wingo (November 12, 2009). MoonViews. Retrieved from http://www.moonviews.com/archives/2009/11/loirp_works_to_bring_second_fr.html

^ “Repaired Data Drives Restoring the Moon”. CollectSpace.com. Nov 14, 2008. http://www.collectspace.com/news/news-111408a.html. Retrieved Feb 5, 2010. 

Categories: Lunar Orbiter module

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