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The X-33 Flightmaster Prototype and its mission to MIR

  1. TLIGuy Jan 3, 2022

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    X-33 Prototype V2.jpeg

    STS-79 was flown by the Space Shuttle Atlantis and was the 79th mission of the Shuttle program and the 4th of eleven Shuttle-Mir rendezvous missions flown between 1995 and 1998. The flight was commanded by William Readdy (CAPT USN RET) leading his crew of five, and docked with the fully completed Russian space station Mir to deliver equipment, supplies, and U.S. astronaut John Blaha. Blaha relieved U.S. astronaut Shannon Lucid, whose 188 day stay onboard Mir set the record for the longest stay in space by an American, as well as by a woman. STS-79 also marked the second flight of the SPACEHAB module in support of Shuttle-Mir activities and first flight of the SPACEHAB Double Module configuration.

    STS-79 also saw the second flight of the newly developed Omega X-33 Flightmaster Prototype worn by Commander Readdy. The watch worn by Readdy was previously flown on STS-75 and worn by European Space Agency astronaut Claude Nicollier. The watch was supplied by Omega ‘as is’ in its original configuration, as seen above, to be tested by both Nicollier and Readdy. The prototype’s original design included a large red feathered minute hand, comma-separated times, round screw down pushers, and “Flightmaster” printed on the dial. After Readdy’s flight, the watch was returned to Omega where the astronauts’ observations and feedback resulted in a reprograming of the functions before freezing the configuration for future production to be used by astronauts and cosmonauts. Included in the final design and configuration update was the addition of larger flat pushers incorporated into the case design to accommodate the use of gloved hands.

    The Speedmaster Professional X-33 was officially unveiled to the public on March 28, 1998, at NASA’s Johnson Space Center in Houston, Texas, in concert with a live satellite uplink to the Russian Mir space station.

    Now onto Mir….

    STS-79 gave the public one of the most iconic images of the Shuttle program. The Space Shuttle Atlantis begins the slow journey to Launch Pad 39A from the Vehicle Assembly Building (VAB). This dramatic view looking directly down onto the Shuttle atop the mobile launcher platform and crawler-transporter was taken from the VAB roof approximately 160 meters above the ground.

    STS-79.jpeg

    This schematic was provided to NASA by RSC Energia the company responsible for design and development of the Mir space station. It depicts the orientation of the Mir space station while docked to the Shuttle. (Courtesy William Readdy)

    Shuttle MIR Schematic.jpeg

    Here is a short video clip showing the X-33 Speedmaster Prototype being strapped onto the arm of Commander Readdy on launch day September 16, 1996.

    An interesting observation about the watch being strapped on. It appears that in order for the watch to fit over the Advanced Crew Escape Suit (ACES) arm, a second plastic strap was added to create the additional length. You can see the second strap buckle extending the length on the long side of the strap. This second strap appears to have been removed during the flight so the watch could be worn normally on the wrist.
    (Credit - NASA)


    Below is an image of Commander Readdy and Pilot Terrence Wilcutt on Atlantis’ flight deck. Readdy a former Navy pilot and Wilcutt a former Marine pilot are both graduates of the United States Naval Test Pilot School and you can see both are wearing shirts with the USNTPS logo. Also notice the X-33 worn on a black plastic strap.

    Screen Shot 2022-05-07 at 6.48.50 AM.jpeg

    Here is one of the most interesting images of the X-33 Prototype take during STS-79. When I first saw this image I thought that Commander Readdy was setting the watch to a time on the black CRT monitor. Commander Readdy explained to me that the CRTs were mostly turned off to save power except during ascent, rendezvous, docking, undocking and entry. They used the STS Event Timer just below the CRT throughout the mission, so he was likely using the Event Timer (inset) to set or hack the watch.

    Readdy Watch Set.jpeg

    Captain Readdy was kind enough to provide me a number of mission checklist pages that correspond to the docking events. While looking at a number of checklist pages from the mission I noticed that one included was the page seen being reviewed by Commander Readdy below. (Courtesy William Readdy)

    Readdy Rondevouz.jpeg

    Readdy Holding Check List.jpeg

    As Atlantis approaches Mir for docking this image shows the docking target on Mir used by Atlantis for alignment.

    MIR APPROACH.jpeg

    Curious as to what the markings are on the docking target I was able to locate the image below from NASA. The docking target shows the roll, pitch, and yaw indicators used to refine the approach as the Shuttle approached Mir. The Stand-off Cross would be located directly in the center of the docking target and is mounted about 30cm centered above the back plate. When the Shuttle has the Stand-off Cross squarely in line with the docking target the Shuttle maneuvers and closes in to make contact with the docking ring.

    MIR Docking target.jpeg

    Back-up Stand-off Cross taped onboard Atlantis’ mid-deck locker.

    Stand-off Cross.jpeg

    Below is a page form the docking procedure checklist roughly corresponding to the image below it. The checklist page is referencing the time when the Shuttle and Mir are within <30 feet of each other. (Courtesy William Readdy)

    MIR Dcoking Checklist.jpeg

    Mir is seen approaching from the top at roughly <30 feet and the camera feed of the docking target is seen on the right.

    STS-79 MIR 30FT.jpeg

    Here is a fantastic image of the docking checklist used during stationkeeping at a distance of 170 feet through Contact highlighted in yellow at the bottom. It is interesting to see that the checklist contains both English and Russian. (Courtesy William Readdy)

    Pages from STS-79 RDZV checklist copy.jpg

    "Atlantis and Mir are shaking hands."
    Capture between the Shuttle and Mir is seen below. The Shuttle and Mir make first contact at 03:13:18 GMT.

    STS-79 MIR CONTACT.jpeg

    Captain Readdy provided me a copy of the complete STS-79 mission report. Below are the significant times from the report regarding the docking events. Notice the addition of the Julian date before the GMT times. The 263rd day of the year 1996 is September 19th. (Courtesy William Readdy)

    Screen Shot 2021-09-23 at 4.17.56 PM.jpeg

    Seven minutes after Contact docking is complete when the black docking rings are pulled together securing the Shuttle and Mir together. The successful docking with Mir occurs on September 19, 1996, at 03:21:18 GMT.

    DOCKED V2.jpeg

    Here is the new piece signed by Captain Readdy for my Speedmaster Signature Collection marking the historic Shuttle-Mir docking event.

    Readdy Final STS-79 V3.jpeg

    After the hatches are opened Commander Readdy embraces Mir Commander Valeri Korzun with the X-33 Flightmaster clearly visible.

    STS-79 Readdy OF v2.jpeg

    Below is an image of Atlantis forward crew cabin photographed from Mir.

    STS-79 Atlantis from Mir STS079-334-016.jpg

    Prior to the departure of Atlantis the crews pose for this picture. Foreground (L to R) Mir 22 Flight Engineer Aleksandr Kaleri, STS-79 Mission Specialists Jay Apt and John Blaha, STS-79 Mission Commander William Readdy and Mission Specialist Shannon Lucid. Background (L to R) STS-79 Mission Specialists Tom Akers and Carl Walz, Mir 22 Commander Valeri Korzun and STS-79 Pilot Terry Wilcutt.

    sts079-349-022~orig.jpeg

    Here is other iconic image associated with STS-79 that was the inspiration for my final case back photograph. Just prior to undocking after the Mir hatch was closed Commander Readdy placed an STS-79 decal on the Stand-off Cross and this photograph was taken. The image was later sent to the crew of STS-81 as a little ribbing that STS-79 was there first.

    STS-79 Docking Decal.jpeg

    Below is a page from STS-79’s mission plan for Day 6 in orbit. As you can see, the plan shows the time and activities of the Shuttle and Mir crews. By Day 6 Lucid and Blaha have exchanged places. Shannon Lucid MS4-DWN returning with STS-79 and John Blaha MS4-UP remaining onboard Mir. (Courtesy William Readdy)

    NASA STS-79 Flight Plan.jpg
    After undocking this picture of Mir was taken from Atlantis. The Crew Optical Alignment Sight (COAS) was used during rendezvous for estimating range and alignment. The yellow ring is called the Optical Sight Reticule.

    s79e5325.jpg

    So long Mir. A long distance image of Mir taken after undocking.

    STS-79 Mir Long Distance.jpg

    I would like to thank Captain Readdy for his participation in my project. His openness to sharing personal images, answering my numerous questions, sharing his impressive knowledge about the STS-79 mission and the X-33 he wore was invaluable to better understanding the importance of the mission as well as the early development history of the X-33. I'm thrilled to finally add his signed piece to my collection and I hope that you all enjoy the short story behind it.

    This collection has been assembled for my own personal use and its sole purpose is to honor the men and women that participated in the spaceflight program and their achievements. The collection is not endorsed by Omega, The Swatch Group, NASA, or the astronauts participating and there are no commercial or financial interests associated with the collection. In no way do I benefit either financially or otherwise from this collection.
     
    Edited Mar 9, 2023
  2. befobe Jan 3, 2022

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    I read again the thread on your speedy backsides collection... Impressive project, thanks again for this knowledge sharing. Happy to see the close contacts you succeed to get with all these space workers...
    Bravo!
     
  3. SpeedyPhill Founder Of Aussie Cricket Blog Mark Waugh Universe Jan 4, 2022

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    An amazing time as the Shuttle-Mir program included 11 Space Shuttle flights and 7 astronaut residencies on Mir, among which:
    Norman Thagard (115 days 8 hours) wearing his personal Citizen Quartz LCD
    Shannon Lucid (188 days 4 hours)
    John Blaha (128 days 5 hours)
    Jerry Linenger (132 days 2 hours)
    Michael Foale (144 days 13 hours)
    David Wolf (127 days 20 hours)
    Andrew Thomas (140 days 15 hours)
    :coffee:
    Already in 1990 Omega flew a set of 10 Speedmaster chronographs onboard the Mir space station for 90 days, this was repeated with another set of 35 Speedmaster chronographs which stayed onboard Mir for a whole year between July 1993 and July 1994...
    This was a most exciting photo: Atlantis docked to Mir photographed from a Soyuz orbiting around the space station in June 1995
    (Photo: NASA)
    1995_Atlantis.jpg
     
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  4. vbrad26 Jan 4, 2022

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    Very cool. Thank you for sharing!!!
     
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  5. eugeneandresson 'I used a hammer, a chisel, and my fingers' Jan 4, 2022

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    Yet another amazing post…thanks @TLIGuy.

    Whilst the least interesting fact in this thorough post, I can’t help but notice an X33 with t-swiss made-t dial…and fauxtina-tritium :thumbsup:
     
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  6. silthedeal Jan 5, 2022

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    Very interesting. Thanks for sharing!
     
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  7. TLIGuy May 6, 2022

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    STS-79 Commander Bill Readdy talks about keeping track of time in space.

    "Everything is ruled by your wristwatch...."

     
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  8. befobe May 7, 2022

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    E x c e l l e n t
     
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  9. chrisb732 May 7, 2022

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    Cool video, thanks for sharing. I'm loving the space information on here!
     
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  10. tnt9 May 7, 2022

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    Very nice! Thank you!
     
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  11. hansmaulwurf Senior Snoopy Owner May 8, 2022

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    Thank you for all the info, nice to know :thumbsup:
     
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  12. Ron_W May 8, 2022

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    Great read, and a pleasure to read and watch. Thanks !
     
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  13. TLIGuy Feb 1, 2023

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    Just arrived and a great new addition to my collection. The patch will be part of a display I'm working on for Captain Readdy's signed piece.

    The patch below was flown onboard STS-79 to the Mir Space Station and spent just over 10 days in space.

    Readdy Patch with X-33.jpeg
     
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  14. SpeedyPhill Founder Of Aussie Cricket Blog Mark Waugh Universe Feb 2, 2023

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    Another set of amazing magnificent spaceflight pieces and what a wonderful post by @TLIGuy
     
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  15. SpeedyPhill Founder Of Aussie Cricket Blog Mark Waugh Universe Feb 7, 2023

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    Still searching 100% confirmation when an Omega X-33 was first worn on a Soyuz mission (1997 Soyuz TM-26 by Pavel Vinogradov ?)
    For 1998 my note book has Soyuz TM-28 worn by Sergeï Avdeyev... the red band/strap was easy to spot...
    .
    1997_X33_Vinogradov_TM26.jpg
    1998_.jpg
     
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  16. TLIGuy May 12, 2023

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    I received a question asking if I had any additional information regarding the Seiko "Astronaut" A829-6029 that was worn by Commander Readdy in addition to the Omega X-33 Flightmaster during STS-79.

    While working with Captain Readdy on his story he was kind enough to share these photographs of his 3 time flown NASA issued Seiko A829. According to him, this watch is his favorite and is the watch he continues to wear daily. As you can see it is well used and has aged well.

    Screenshot 2023-05-12 at 4.10.47 PM.jpeg
    CREDIT - NASA

    Screenshot 2023-05-12 at 4.31.52 PM.jpeg
    Courtesy - William Ready

    Notice on the clasp all three of his Shuttle missions are engraved STS-42, STS-51, and STS-79.

    Screenshot 2023-05-12 at 4.24.33 PM.jpeg
    CREDIT - William Readdy
     
    Edited May 12, 2023
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  17. TLIGuy Oct 22, 2023

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    Added this new piece to the STS-79 Shuttle Mir mission collection. This medallion commemorates the STS-79 4th mission to Mir to retrieve Shannon Lucid who spends 188 days aboard Mir.

    sts079-810-028~orig.jpeg
     
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