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Asteroid
Astraea 5


Object : Asteroid, Astraea 5
Coordinates/Direction : -
Object size : -
Object magnitude : 8.74 - 12.89
More to know : You can read more about the asteroid at Wikipedia:
https://en.wikipedia.org/ wiki/ 5 Astraea

2015-11-22, Astraea 5

Asteroid Astraea 5, 2015-11-22, Sweden
Date : 2015-11-22
Time (UT) : 00:05 to 00:38
Mount : SkyWatcher EQ6 Pro, beltdrive modified (DIY 2019)
Guide : QHY5 camera with off-axis
Lens/telescope : TS130 APO f/7 910mm (682mm, f/5.2), 3" focuser
Corrector/Barlow : Riccardi 2.5" field flatter, x0.75. T48 connector to camera
Field (FOV) : 3.0 x 2.0o (full frame) before crop
camera : Canon 6D, QE=0.5, full frame, 20 Mpixel, 14 bit
camera temperature: About 8 degree Celsius above surrounding temperature
Film/CCD : Raw, Cr2
Filter : none
Control system: Mount, camera, focus, guide (Ekos) controlled by Astroberry (KStars/Ekos Linux)
Exp. time : 46x30 second at iso800, dithering mode
Image process tool : Fitswork, Irfanview
Processing : cal dark
Weather : Clear Sky
Site : Sweden, Stockholm, Hagsätra. Bortle class 9
Comment : One of few asteroids I have taken a photo of. It was 8 years since I took this photo. I was testing to do relative guiding with PHD2.

2015-11-22, Astraea 5

CdC simulation of asteroid Astraea 5, 2015-11-22 from Sweden
Date : 2015-11-22
Time (UT) : 00:05 to 00:38
Site : Sweden, Stockholm, Hagsätra. Bortle class 9
Comment :

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