Starlink satellites - visible passes

Starlink satellites - visible passes

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Discussion

covmutley

3,028 posts

191 months

Sunday 19th April 2020
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60 of them actually. I have been trying to catch them for a while with no luck, but that was incredible!

I think they are coming over again at 11pm tonight.

GloverMart

11,831 posts

216 months

Sunday 19th April 2020
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Has anyone been watching the skies above our head for the Starlink satellite passes at all?

For those who are uninitiated (like I was a month ago), Elon Musk's SpaceX project is launching hundreds, if not thousands, of little satellites into orbit so that the remainder of the world that hasn't got the internet can get it. I've watched several passes in recent weeks, and tonight's first one was superb. More than 60 speedy little sats flying across the skies, all in a line. It's quite a sight.

The earlier one this evening was the best one yet and there's another one around 11pm tonight. First one was from South west to East, will expect the next one to be the same, hopefully clear where you are.

Eric Mc

122,053 posts

266 months

Sunday 19th April 2020
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They'll be displaced to the south slightly as the earth will rotate 15 degrees in the 90 minutes between the two passes.

juice

8,538 posts

283 months

Sunday 19th April 2020
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Saw them too in Somerset...thought it was aliens at first...Then I put the Thatchers down

GloverMart

11,831 posts

216 months

Sunday 19th April 2020
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Ah, my apologies. If you delete your post, I'll delete mine Eric.

GloverMart

11,831 posts

216 months

Sunday 19th April 2020
quotequote all
juice said:
Saw them too in Somerset...thought it was aliens at first...Then I put the Thatchers down
As someone that was brought up in Somerset and now lives in Bristol, I resemble that remark!! hehe

TheTardis

214 posts

191 months

Sunday 19th April 2020
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Saw them too, grabbed the kids to watch.
Some seemed to be at a different alt as were travelling faster (to the eye).
Bonkers

Dan_The_Man

1,063 posts

240 months

mintybiscuit

2,818 posts

146 months

Monday 20th April 2020
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Beati Dogu

8,896 posts

140 months

Monday 20th April 2020
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Here's a string of Starlink satellites taken from the ISS last week.



That's the aurora australis, the southern lights in the background.

The satellites' operating altitude is 550 km up and the ISS is usually kept around 400 Km up these days. They used to keep it about 50-60 km lower when the Shuttle was in operation.

More photo info here:

https://eol.jsc.nasa.gov/SearchPhotos/photo.pl?mis...

Edited by Beati Dogu on Monday 20th April 00:58

Pupp

12,239 posts

273 months

Monday 20th April 2020
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Isn't there enough obsolescing junk up there; sounds like celestial flytipping to me...?

Puggit

48,476 posts

249 months

Monday 20th April 2020
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Pupp said:
Isn't there enough obsolescing junk up there; sounds like celestial flytipping to me...?
This does leave me with an uneasy feeling. On the one hand it's technically amazing and interesting. On the other hand it's space graffiti !

Pupp

12,239 posts

273 months

Monday 20th April 2020
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I agree the tech is jaw dropping, but just because it can be done does not mean it should be...

thebraketester

14,247 posts

139 months

Monday 20th April 2020
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Pupp said:
I agree the tech is jaw dropping, but just because it can be done does not mean it should be...
But you could say that about the ISS or any other space project.

2fast748

1,095 posts

196 months

Monday 20th April 2020
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I saw an article the other day that said Spacex were going to run them at a different altitude that will make them less visible, Spacex also have plans to make them less reflective in the future so they aren't as visible.

As a bit of a star gazer I can understand the annoyance of professionals who see them as space "debris" but I do find myself looking for artificial stars whenever I'm out stargazing.

Pupp

12,239 posts

273 months

Monday 20th April 2020
quotequote all
thebraketester said:
Pupp said:
I agree the tech is jaw dropping, but just because it can be done does not mean it should be...
But you could say that about the ISS or any other space project.
What is being advanced in the understanding of space by this exercise; it's a commercial telecoms endeavor isn't it?

anonymous-user

55 months

Monday 20th April 2020
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Shooting stars on demand. Could catch on.

Couldn’t X make them less reflective?

Eric Mc

122,053 posts

266 months

Monday 20th April 2020
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Pupp said:
What is being advanced in the understanding of space by this exercise; it's a commercial telecoms endeavor isn't it?
The vast bulk of satellite launches are commercial, government or military and are nothing to do with science or space exploration.

Eagleye

550 posts

56 months

Monday 20th April 2020
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Apologies for my ignorance but why isn't Starlink geostationary (or is the word geosynchronous).

GloverMart

11,831 posts

216 months

Monday 20th April 2020
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Sambucket said:
Shooting stars on demand. Could catch on.

Couldn’t X make them less reflective?
Think the next batch being built will be more reflective, that's the idea. The whole thing causes astrophotographers a world of problems taking good pics with these things whizzing around the skies....