| Type | Variable Star |
|---|---|
| Magnitude | 8.691 (avg.) | Right Ascension | 7h 22' 58.3" (2000) |
| Declination | 25° 46' 3" S |
| Constellation | Canis Major |
| Description | Red supergiant, largest star known |
| Classification | M5Iae |
Andrew Cooper
Nov 18, 2023 Waikoloa, HI (map)
20cm f/6 Newtonian, Cave Astrola @ 76x
Seeing: 6 Transparency: 7 Moon: 0%
Rich orange, no companion noted, non-visual binary, about 9th magnitude this morning using SAO 173595 as the comparison star
AAVSO data shows the star at 8.5 visual magnitude and fading as of Nov 14th
Steve Coe
Period Irr; 8.8-9.3m; within faint nebula― SAC Red Star Database
| 29 Canis Majoris | HD 57146 | HD 58612 |
| HQ Canis Majoris | NGC 2362 | NGC 2382 |
| Ru18 | Tau Canis Majoris | Trumpler 6 |
| Trumpler7 | vdB96 | VY CMa Nebula |
Drawings, descriptions, and CCD photos are copyright Andrew Cooper unless otherwise noted, no usage without permission.
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