00492+5720 A 921 AB,C
00h 49m 09.10s +57° 19' 37.6" P.A. 269.00 sep 4.8 mag 8.60,14.00 Sp G5
| Coord 2000 |
00492+5720 |
|
Discov num |
A 921 |
|
Comp |
AB,C |
|
Coord arcsec 2000 |
00 49 09.10 +57 19 37.6 |
|
| Date first |
1905 |
|
Date last |
2016 |
|
Obs |
11 |
|
| Pa first |
265 |
|
Pa last |
268.6 |
|
P.A. Now (θ) |
268.6° |
|
| Sep first |
4.3 |
|
Sep last |
4.782 |
|
Sep. Now (ρ) |
4.782" |
|
| Mag pri |
8.60 |
|
Mag sec |
14.00 |
|
delta mag (ΔM) |
5.4 |
|
Spectral class |
G5 (yellow) |
|
| Pri motion ra |
+020 |
|
Sec motion ra |
+023 |
|
| Pri motion dec |
+003 |
|
Sec motion dec |
+011 |
|
| Notes |
N
S
(See Notes, Parallax indidates non-physical) |
|
rPM=0.335
This double is not physical.
00492+5720 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
21736 |
00 49 09 +57 19 38 |
A 921 AB |
2008 |
15 |
2 |
0.2 |
9.00 |
9.50 |
0.50 |
Y |
|
| Show |
|
21736 |
00 49 09 +57 19 38 |
A 921 AB,C |
2016 |
11 |
269 |
4.8 |
8.60 |
14.00 |
5.40 |
|
<=== |
Triple system
2 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cassiopeia |
|
SAO |
21736 |
|
Tycho2 |
3663-02675-1 |
|
Gaia DR2 |
423900666397110016 |
|
| HD |
236538 |
|
