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  Soyuz 4 and Soyuz 5 crew transfer

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Author Topic:   Soyuz 4 and Soyuz 5 crew transfer
Lou Chinal
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Posts: 1306
From: Staten Island, NY
Registered: Jun 2007

posted 03-05-2008 04:49 PM     Click Here to See the Profile for Lou Chinal   Click Here to Email Lou Chinal     Edit/Delete Message   Reply w/Quote
Vladimir Shatalov was the commander of Soyuz 4 and Boris Volynov was the commander of Soyuz 5. Did they have pressure suits? Three people could not have fit into the reentry module with suits on. Aleksei Yeliseyev and Yevgeny Khrunov must have had their suits in the orbital module. Did they leave them in there after the EVA?

If Shataov and Volynov did not have suits they must have stayed in the reentry module. Could they have helped Yeliseyev and Khrunov in any way?

Also how come no pictures of what must have been a classic EVA?

Mike Dixon
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Posts: 1397
From: Kew, Victoria, Australia
Registered: May 2003

posted 03-05-2008 05:51 PM     Click Here to See the Profile for Mike Dixon   Click Here to Email Mike Dixon     Edit/Delete Message   Reply w/Quote
I believe neither Volynov nor Shatalov had pressure suits, only entering the orbital modules of both Soyuz 5 and 4 (respectively) for the suit checkout prior to EVA from Soyuz 5 and after repressurising Soyuz 4's orbital module, to assist in suit removal following the transfer.

FFrench
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Posts: 3161
From: San Diego
Registered: Feb 2002

posted 03-05-2008 11:55 PM     Click Here to See the Profile for FFrench     Edit/Delete Message   Reply w/Quote
quote:
Originally posted by Lou:
Also how come no pictures of what must have been a classic EVA?
When it comes to still photos, as we explain in "In the Shadow of the Moon," Khrunov accidentally let go of the camera and lost it. We describe the EVA in some detail in the book, including personal recollections from the cosmonauts on the mission.

E2M Lem Man
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From: Los Angeles CA. USA
Registered: Jan 2005

posted 03-06-2008 05:37 PM     Click Here to See the Profile for E2M Lem Man   Click Here to Email E2M Lem Man     Edit/Delete Message   Reply w/Quote
As my colleague said, they lost the camera, like Mike Collins did on Gemini 10, but there have been some TV captures from that mission. There was TV views of the docking and of the EVA. These have been published in brochures and in the classic book "Russians in Space" (1972?).

Lou Chinal
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Posts: 1306
From: Staten Island, NY
Registered: Jun 2007

posted 03-07-2008 04:49 PM     Click Here to See the Profile for Lou Chinal   Click Here to Email Lou Chinal     Edit/Delete Message   Reply w/Quote
Now I remember reading the camera was lost, but I was still hoping that Shataov or Volynov had taken a classic shot, similar to what McDivitt had done to Ed White on Gemini 4. I don't even know if this was possible from a Soyuz?

It's just a shame the camera was lost and the suits burned up in the orbital module.

jasonelam
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Posts: 691
From: Monticello, KY USA
Registered: Mar 2007

posted 03-12-2008 09:42 PM     Click Here to See the Profile for jasonelam   Click Here to Email jasonelam     Edit/Delete Message   Reply w/Quote
Two stories have appeared that suggest there were problems that caused the images to be lost. The first one is that Khrunov's suit ventilator got shut off during his transfer, and the in the attempt to fix the problem the camera was forgotten.

The second, and to me the most viable, almost seems like the case of the glove that floated out of Gemini IV during Ed Whites spacewalk. Yeliseyev recorded Khrunov's transfer, and as he was preparing to transfer himself, he found that he could not close the container for the camera properly. Finally, he thought it was secure and started his walk over to Soyuz 4, but the camera came loose and floated into space.

Thus the only images available were by very poor video.

LM-12
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Posts: 3208
From: Ontario, Canada
Registered: Oct 2010

posted 10-06-2018 11:59 AM     Click Here to See the Profile for LM-12     Edit/Delete Message   Reply w/Quote
quote:
Originally posted by Lou Chinal:
Did they have pressure suits?
Here is some really terrific footage of the Soyuz 4 and 5 missions. It does not look like they wore spacesuits for those two launches. Just two spacesuits onboard for the EVA, I guess.

In fact, I am getting the impression that none of the early Soyuz cosmonaut crews (up to and including Soyuz 11) wore spacesuits for launch. Is this correct?

MSS
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Posts: 633
From: Poland
Registered: May 2003

posted 10-06-2018 04:09 PM     Click Here to See the Profile for MSS     Edit/Delete Message   Reply w/Quote
Yes, it's correct.

kyra
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Posts: 583
From: Louisville CO US
Registered: Aug 2003

posted 10-09-2018 03:51 AM     Click Here to See the Profile for kyra   Click Here to Email kyra     Edit/Delete Message   Reply w/Quote
Correct. To further clarify they were only worn by Khrunov and Yeliseev on the transfer EVA.

There was some debate on the Novosti Kosmonavtiki this year about whether spacesuits were flown (but not worn) in the Orbital Module for other crew members on the Soyuz-1 through Soyuz 11 missions. The Soyuz 7K-OK missions are now the most mysterious from a procedural and technical standpoint since most of the Vostok and Voskhod mysteries were solved with the release of technical documents at the 50th anniversaries.

LM-12
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From: Ontario, Canada
Registered: Oct 2010

posted 10-09-2018 01:32 PM     Click Here to See the Profile for LM-12     Edit/Delete Message   Reply w/Quote
Soyuz 4 and Soyuz 5 were docked for 4 hours 35 minutes. The EVA duration was 37 minutes.

LM-12
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Posts: 3208
From: Ontario, Canada
Registered: Oct 2010

posted 12-03-2019 01:24 AM     Click Here to See the Profile for LM-12     Edit/Delete Message   Reply w/Quote
More footage from the Soyuz 4 and Soyuz 5 missions:

onesmallstep
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Posts: 1310
From: Staten Island, New York USA
Registered: Nov 2007

posted 12-03-2019 09:44 AM     Click Here to See the Profile for onesmallstep   Click Here to Email onesmallstep     Edit/Delete Message   Reply w/Quote
This is a very detailed article on the 50th anniversary of the flight.

Note it states that originally the spacewalking duo would wear a full backpack, but after tests in a zero-g parabola flight, it was found the diameter of the exit hatch was too narrow. So a modified oxygen pack was attached to each EVA member's leg (a screen shot from video of the spacewalk shows it clearly).

Explorer1
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Posts: 88
From: Los Angeles, CA, USA
Registered: Apr 2019

posted 12-08-2019 02:24 AM     Click Here to See the Profile for Explorer1   Click Here to Email Explorer1     Edit/Delete Message   Reply w/Quote
When Yeliseyev and Khrunov exited the Soyuz 5 orbital module, presumably they each had a tethered line that led inside of the orbital module. If this was the case, then they could not close the hatch of the Soyuz 5 orbital module after they exited it.

Volynov did not have a pressure suit. Yet there is footage of him floating freely inside the orbital module of Soyuz 5 after his crewmates had completed their spacewalk. So how was the Soyuz 5 orbital module hatch closed during the spacewalk?

Also, how were Khrunov's and Yeliseyev's tethers released from the Soyuz 5 orbital module after their transfer?

And if their tethers were attached to the outside of the Soyuz 5 orbital module, then were the tethers left there and just free floating attached to the exterior of the Soyuz 5 orbital module? Or did the cosmonauts progressively attach and reattach their tethers along the length of the docking adapters as they made their way from Soyuz 5 to Soyuz 4 much like mountain climbers do when scaling a mountain?

Jim Behling
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Posts: 1463
From: Cape Canaveral, FL
Registered: Mar 2010

posted 12-08-2019 08:33 PM     Click Here to See the Profile for Jim Behling   Click Here to Email Jim Behling     Edit/Delete Message   Reply w/Quote
quote:
Originally posted by Explorer1:
...presumably they each had a tethered line that led inside of the orbital module.
Bad assumption. How would it get there?
quote:
Or did the cosmonauts progressively attach and reattach their tethers...
That is how it is done.

Philip
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Posts: 5952
From: Brussels, Belgium
Registered: Jan 2001

posted 12-10-2019 09:54 AM     Click Here to See the Profile for Philip   Click Here to Email Philip     Edit/Delete Message   Reply w/Quote
In those early days, spacewalking cosmonauts wore their wristwatches underneath their Yastreb EVA spacesuit.

Although at 1:20 it looks like cosmonaut Yevgeni Khrunov is wearing a wristwatch at his right wrist over the Yastreb spacesuit. Strela chronograph — any ideas?

All times are CT (US)

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