21185+1541 BPMA 254 CD
21h 18m 23.18s +15° 36' 40.9" P.A. 329.00 sep 5.9 mag 14.93,15.00
| Coord 2000 |
21185+1541 |
|
Discov num |
BPMA254 |
|
Comp |
CD |
|
Coord arcsec 2000 |
21 18 23.18 +15 36 40.9 |
|
| Date first |
1997 |
|
Date last |
2015 |
|
Obs |
4 |
|
| Pa first |
330 |
|
Pa last |
328.5 |
|
P.A. Now (θ) |
328.5° |
|
| Sep first |
6.2 |
|
Sep last |
5.922 |
|
Sep. Now (ρ) |
5.922" |
|
| Mag pri |
14.93 |
|
Mag sec |
15.00 |
|
delta mag (ΔM) |
0.07 |
|
Spectral class |
|
|
| Pri motion ra |
+018 |
|
Sec motion ra |
|
|
| Pri motion dec |
-046 |
|
Sec motion dec |
|
|
| Notes |
N
(See Notes) |
|
Nature of this double is uncertain.
21185+1541 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
|
21 18 27 +15 40 54 |
BPMA 254 AB |
2015 |
2 |
334 |
4.6 |
14.79 |
16.10 |
1.31 |
|
|
| Show |
|
|
21 18 27 +15 40 54 |
BPMA 254 AC |
2001 |
3 |
194 |
260.8 |
14.79 |
14.93 |
0.14 |
|
|
| Show |
|
|
21 18 23 +15 36 41 |
BPMA 254 CD |
2015 |
4 |
329 |
5.9 |
14.93 |
15.00 |
0.07 |
|
<=== |
Quadruple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Pegasus |
|
Gaia DR2 |
1783784138043891840 |
|
