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Gaia observation Feb 8th

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#1 Tapio

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Posted 10 February 2025 - 10:05 AM

I noticed a request to observe the now decomissioned Gaia satellite.

Used the old workhorse Esprit 100+Atik 460EX remotely in Spain.

10 1 minute exposures using luminance filter.

I made astrometric and photometric measurements and sent them to ESA.

Over the course of 10 minutes brightness varied over 1 magnitude.

 

Here's the animated gif.

 

131562_e704ba0881ed6805fc22a219fd89902e.

 

I consider this scientific contribution.


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#2 SeymoreStars

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Posted 10 February 2025 - 10:17 AM

Give me a hint where the satellite is located?



#3 TheStarsabove

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Posted 10 February 2025 - 10:29 AM

Give me a hint where the satellite is located?

See that galaxy on the bottom? Look straight up, slowly... I know, took me a minute to find it too :).


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#4 Tapio

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Posted 10 February 2025 - 10:31 AM

It's in Leo/The Lion now.

 

You can use Horizon page to get coordinates:

https://ssd.jpl.nasa...zons/app.html#/

 

Or Project Pluto:

https://www.projectp...com/sat_eph.htm



#5 SeymoreStars

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Posted 10 February 2025 - 10:50 AM

See that galaxy on the bottom? Look straight up, slowly... I know, took me a minute to find it too smile.gif.

Thanks!




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