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What is Crew Dragon approaching in this picture?


Will the ISS need more docking ports?Why was Dragon sent to the isolation room?Can the US Manned vehicles (CST-100, Dragon V2) dock to a Russian vehicle?What prevents the current Dragon capsule being used for crew?Can an ISS berthed vehicle remotely unberth?What is Astronaut Sunita Williams wearing on her wrist?Plans for ISS crew to enter Crew Dragon?Would this chair support astronaut during launch in Crew DragonDid NASA “publish”, then “delete” this and other photos of the ISS leak?Crew Dragon SuperDraco Engine Covers













11












$begingroup$


Crew Dragon (without a crew) just docked to the ISS for the first time last night. Most of the news reports on it are using the below photo. I thought it was supposed to dock to the Harmony module's International Docking Adapter, but this picture doesn't look at all how I would expect if that were the case. In the photo, Dragon appears to be about to dock to a structure with two large converging cylindrical booms. What is that structure?



Dragon docking










share|improve this question











$endgroup$

















    11












    $begingroup$


    Crew Dragon (without a crew) just docked to the ISS for the first time last night. Most of the news reports on it are using the below photo. I thought it was supposed to dock to the Harmony module's International Docking Adapter, but this picture doesn't look at all how I would expect if that were the case. In the photo, Dragon appears to be about to dock to a structure with two large converging cylindrical booms. What is that structure?



    Dragon docking










    share|improve this question











    $endgroup$















      11












      11








      11





      $begingroup$


      Crew Dragon (without a crew) just docked to the ISS for the first time last night. Most of the news reports on it are using the below photo. I thought it was supposed to dock to the Harmony module's International Docking Adapter, but this picture doesn't look at all how I would expect if that were the case. In the photo, Dragon appears to be about to dock to a structure with two large converging cylindrical booms. What is that structure?



      Dragon docking










      share|improve this question











      $endgroup$




      Crew Dragon (without a crew) just docked to the ISS for the first time last night. Most of the news reports on it are using the below photo. I thought it was supposed to dock to the Harmony module's International Docking Adapter, but this picture doesn't look at all how I would expect if that were the case. In the photo, Dragon appears to be about to dock to a structure with two large converging cylindrical booms. What is that structure?



      Dragon docking







      spacex iss docking






      share|improve this question















      share|improve this question













      share|improve this question




      share|improve this question








      edited 3 hours ago







      foobarbecue

















      asked 13 hours ago









      foobarbecuefoobarbecue

      38719




      38719






















          1 Answer
          1






          active

          oldest

          votes


















          11












          $begingroup$

          User DarkDust provided this explanation and video link:




          As you can see in the video of the approach at about 08:00 this
          structure is appearing. It's in the foreground, Dragon is moving
          towards the forward port of the Harmony module which is outside the
          viewport of this camera and would be somewhere on the lower right.




          This picture shows the line of sight in the video.



          enter image description here
          (update: I now believe the camera view is from the new high-def camera mounted at CP8. This is directly on the other side of the truss ("above") from CP9 and shifts the field of view to slightly downwards. I revised the image to show both camera locations.)



          It is the elbow joint of the JEM RMS (the Japanese Experiment Module robot arm). You can tell which robotic arm joint it is by the handrail and the roller-bearing-like latch striker on the elbow.



          Here is the elbow joint of the JEMRMS and shuttle arm.



          enter image description here



          Here is the SSRMS elbow joint.



          enter image description here



          Cropped from NASA pictures 1 and 2






          share|improve this answer











          $endgroup$









          • 1




            $begingroup$
            Oh, nice find! I've removed my answer but I think the video of the approach is still worth mentioning since it's showing that the Dragon module is passing behind the structure (starting at about 08:00).
            $endgroup$
            – DarkDust
            12 hours ago










          • $begingroup$
            Thanks, will edit it in, with credit.
            $endgroup$
            – Organic Marble
            12 hours ago











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          1 Answer
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          1 Answer
          1






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          votes









          active

          oldest

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          active

          oldest

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          11












          $begingroup$

          User DarkDust provided this explanation and video link:




          As you can see in the video of the approach at about 08:00 this
          structure is appearing. It's in the foreground, Dragon is moving
          towards the forward port of the Harmony module which is outside the
          viewport of this camera and would be somewhere on the lower right.




          This picture shows the line of sight in the video.



          enter image description here
          (update: I now believe the camera view is from the new high-def camera mounted at CP8. This is directly on the other side of the truss ("above") from CP9 and shifts the field of view to slightly downwards. I revised the image to show both camera locations.)



          It is the elbow joint of the JEM RMS (the Japanese Experiment Module robot arm). You can tell which robotic arm joint it is by the handrail and the roller-bearing-like latch striker on the elbow.



          Here is the elbow joint of the JEMRMS and shuttle arm.



          enter image description here



          Here is the SSRMS elbow joint.



          enter image description here



          Cropped from NASA pictures 1 and 2






          share|improve this answer











          $endgroup$









          • 1




            $begingroup$
            Oh, nice find! I've removed my answer but I think the video of the approach is still worth mentioning since it's showing that the Dragon module is passing behind the structure (starting at about 08:00).
            $endgroup$
            – DarkDust
            12 hours ago










          • $begingroup$
            Thanks, will edit it in, with credit.
            $endgroup$
            – Organic Marble
            12 hours ago
















          11












          $begingroup$

          User DarkDust provided this explanation and video link:




          As you can see in the video of the approach at about 08:00 this
          structure is appearing. It's in the foreground, Dragon is moving
          towards the forward port of the Harmony module which is outside the
          viewport of this camera and would be somewhere on the lower right.




          This picture shows the line of sight in the video.



          enter image description here
          (update: I now believe the camera view is from the new high-def camera mounted at CP8. This is directly on the other side of the truss ("above") from CP9 and shifts the field of view to slightly downwards. I revised the image to show both camera locations.)



          It is the elbow joint of the JEM RMS (the Japanese Experiment Module robot arm). You can tell which robotic arm joint it is by the handrail and the roller-bearing-like latch striker on the elbow.



          Here is the elbow joint of the JEMRMS and shuttle arm.



          enter image description here



          Here is the SSRMS elbow joint.



          enter image description here



          Cropped from NASA pictures 1 and 2






          share|improve this answer











          $endgroup$









          • 1




            $begingroup$
            Oh, nice find! I've removed my answer but I think the video of the approach is still worth mentioning since it's showing that the Dragon module is passing behind the structure (starting at about 08:00).
            $endgroup$
            – DarkDust
            12 hours ago










          • $begingroup$
            Thanks, will edit it in, with credit.
            $endgroup$
            – Organic Marble
            12 hours ago














          11












          11








          11





          $begingroup$

          User DarkDust provided this explanation and video link:




          As you can see in the video of the approach at about 08:00 this
          structure is appearing. It's in the foreground, Dragon is moving
          towards the forward port of the Harmony module which is outside the
          viewport of this camera and would be somewhere on the lower right.




          This picture shows the line of sight in the video.



          enter image description here
          (update: I now believe the camera view is from the new high-def camera mounted at CP8. This is directly on the other side of the truss ("above") from CP9 and shifts the field of view to slightly downwards. I revised the image to show both camera locations.)



          It is the elbow joint of the JEM RMS (the Japanese Experiment Module robot arm). You can tell which robotic arm joint it is by the handrail and the roller-bearing-like latch striker on the elbow.



          Here is the elbow joint of the JEMRMS and shuttle arm.



          enter image description here



          Here is the SSRMS elbow joint.



          enter image description here



          Cropped from NASA pictures 1 and 2






          share|improve this answer











          $endgroup$



          User DarkDust provided this explanation and video link:




          As you can see in the video of the approach at about 08:00 this
          structure is appearing. It's in the foreground, Dragon is moving
          towards the forward port of the Harmony module which is outside the
          viewport of this camera and would be somewhere on the lower right.




          This picture shows the line of sight in the video.



          enter image description here
          (update: I now believe the camera view is from the new high-def camera mounted at CP8. This is directly on the other side of the truss ("above") from CP9 and shifts the field of view to slightly downwards. I revised the image to show both camera locations.)



          It is the elbow joint of the JEM RMS (the Japanese Experiment Module robot arm). You can tell which robotic arm joint it is by the handrail and the roller-bearing-like latch striker on the elbow.



          Here is the elbow joint of the JEMRMS and shuttle arm.



          enter image description here



          Here is the SSRMS elbow joint.



          enter image description here



          Cropped from NASA pictures 1 and 2







          share|improve this answer














          share|improve this answer



          share|improve this answer








          edited 6 hours ago

























          answered 12 hours ago









          Organic MarbleOrganic Marble

          57.8k3158246




          57.8k3158246








          • 1




            $begingroup$
            Oh, nice find! I've removed my answer but I think the video of the approach is still worth mentioning since it's showing that the Dragon module is passing behind the structure (starting at about 08:00).
            $endgroup$
            – DarkDust
            12 hours ago










          • $begingroup$
            Thanks, will edit it in, with credit.
            $endgroup$
            – Organic Marble
            12 hours ago














          • 1




            $begingroup$
            Oh, nice find! I've removed my answer but I think the video of the approach is still worth mentioning since it's showing that the Dragon module is passing behind the structure (starting at about 08:00).
            $endgroup$
            – DarkDust
            12 hours ago










          • $begingroup$
            Thanks, will edit it in, with credit.
            $endgroup$
            – Organic Marble
            12 hours ago








          1




          1




          $begingroup$
          Oh, nice find! I've removed my answer but I think the video of the approach is still worth mentioning since it's showing that the Dragon module is passing behind the structure (starting at about 08:00).
          $endgroup$
          – DarkDust
          12 hours ago




          $begingroup$
          Oh, nice find! I've removed my answer but I think the video of the approach is still worth mentioning since it's showing that the Dragon module is passing behind the structure (starting at about 08:00).
          $endgroup$
          – DarkDust
          12 hours ago












          $begingroup$
          Thanks, will edit it in, with credit.
          $endgroup$
          – Organic Marble
          12 hours ago




          $begingroup$
          Thanks, will edit it in, with credit.
          $endgroup$
          – Organic Marble
          12 hours ago


















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