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5 votes
Accepted

What is "OBJECT BS"?

Answering almost a year later... This was a particularly hard launch for JSPOC to track. The systems, processes, databases, etc are not well set up for a launch with a hundred+ objects. It looks ...
Carlos N's user avatar
  • 4,474
3 votes

Is the United Nations Outer Space Objects Index anything more than a clone of the Celestrak's Satcat? Is it even that, or less?

The answer is "no" because that is not its purpose. The role of the UN list is a place for the launching states to register those details they are obliged to do so by international treaty. ...
Puffin's user avatar
  • 9,644
3 votes

Is the United Nations Outer Space Objects Index anything more than a clone of the Celestrak's Satcat? Is it even that, or less?

It seems to be considerably less. That is, they don't seem to have any sensors of their own -- they just wait for other people to report what they launched, and don't appear to seek regular updates. ...
Ryan C's user avatar
  • 7,972
3 votes

Why does 2018-099 (SpaceX, December 2018) still have a dozen unidentified payloads?

One possibility is that they are unable to distinguish between Object D and Object J, for example, if they are both cubes and the satellite owners are not providing (for whatever reason) telemetry to ...
Kruczek's user avatar
  • 76
1 vote
Accepted

Why is the NORAD Catalog number of SpaceX's Starlink's "Darksat" both 71130 and 44972?

As I mentioned in a comment, without source at the time... SATCAT numbers 70000-99999 (70'000s, 80'000s, and 90'000s) are "analyst objects". This article from The Space Review indicates that these ...
costrom's user avatar
  • 1,053
1 vote

Why is the NORAD Catalog number of SpaceX's Starlink's "Darksat" both 71130 and 44972?

I can't answer you fully why Celestrak is wrong, but the correct number is 44972. It seems like this was updated in the other source. New objects are around 45000 right now, they shouldn't be much ...
PearsonArtPhoto's user avatar
  • 121k

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