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VdB 99 - reflection nebula in Scorpius |
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Size: 2000 px |
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| © Velimir Popov & Emil Ivanov 2017 |
VdB 99 (
DG 129, Ced 125DA, pi Sco, LBN 1094A, Magakian 644) is a reflection nebula in the constellation Scorpius. It is illuminated by the 2.87 mag. star π Sco, which is of spectral class B1V.
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Image details:
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| Center of field RA |
15:58:49 (h:m:s) |
| Center of field DE |
-26:07:51 (deg:m:s) |
| Size |
1.93 x 1.3 (deg) |
| Pixel scale: |
2.99 (arcsec/pixel) |
| Orientation: |
Up is -75 degrees E of N |
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| Charts and image details obtained from Astrometry.net |
| Optic(s): |
ASA 12" Astrograph @ f/3.6 (Newton) |
| Mount: |
ASA DDM85 Standard |
| Camera: |
SBIG STL 11000 M |
| Filters: |
Luminance, Red, Green, Blue, Astronomik filters, Ha Baader filter |
| Dates/Times: |
Mar., Apr. 2017 |
| Location: |
IRIDA Observatory, BG, longitude: E 24 44' 18", latitude: N 41 41' 42" |
| Exp. Details: |
L:7x10 min,R:7x10 min, G:7x10 min, B:7x10 min, Ha:8x15 min,Bin 2, Total Exposure Time - 400 min. (6:40 h) |
| More details: |
Dark and flat frames reduction |
| Processing: |
PixInsight / PS |
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| Copyright: Velimir Popov and Emil Ivanov 2013 - 2017. All Rights Reserved |
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| e-mail: info@irida-observatory.org |
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