20303+1054 BU 297 AC
20h 30m 17.95s +10° 53' 45.3" P.A. 340.00 sep 16.9 mag 6.20,14.40 Sp Be dist. 227.79 pc (743.05 l.y.)
| Coord 2000 |
20303+1054 |
|
Discov num |
BU 297 |
|
Comp |
AC |
|
Coord arcsec 2000 |
20 30 17.95 +10 53 45.3 |
|
| Date first |
1885 |
|
Date last |
2006 |
|
Obs |
10 |
|
| Pa first |
349 |
|
Pa last |
339.9 |
|
P.A. Now (θ) |
339.9° |
|
| Sep first |
16.7 |
|
Sep last |
16.9 |
|
Sep. Now (ρ) |
16.9" |
|
| Mag pri |
6.20 |
|
Mag sec |
14.40 |
|
delta mag (ΔM) |
8.2 |
|
Spectral class |
Be (blue-white) |
|
| Pri motion ra |
+019 |
|
Sec motion ra |
|
|
| Pri motion dec |
+004 |
|
Sec motion dec |
|
|
| Notes |
N
(See Notes) |
|
Nature of this double is uncertain.
20303+1054 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
1 Del |
106172 |
20 30 18 +10 53 45 |
BU 63 AB |
2016 |
85 |
347 |
0.9 |
6.20 |
8.02 |
1.82 |
|
|
| Show |
|
106172 |
20 30 18 +10 53 45 |
BU 297 AC |
2006 |
10 |
340 |
16.9 |
6.20 |
14.40 |
8.20 |
|
<=== |
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Var name |
NSV13114 Del |
|
Constellation |
Delphinus |
|
SAO |
106172 |
|
HIP |
101160 |
|
| Tycho2 |
1091-01875-1 |
|
Gaia DR2 |
1753792931170644352 |
|
HD |
195325 |
|
HR |
7836 |
|
| GC |
28525 |
|
ADS |
13920 |
|
BD |
BD+10 4303 |
|
Flamsteed |
1 Delphini |
|
| Flamsteed name |
1 Del |
|
Distance |
227.79 |
|
Distance ly |
743.05 |
|