20138+1450 BKO 537 BC
20h 13m 46.98s +14° 50' 13.2" P.A. 106.00 sep 4.7 mag 13.70,14.40
| Coord 2000 |
20138+1450 |
|
Discov num |
BKO 537 |
|
Comp |
BC |
|
Coord arcsec 2000 |
20 13 46.98 +14 50 13.2 |
|
| Date first |
1998 |
|
Date last |
2015 |
|
Obs |
4 |
|
| Pa first |
107 |
|
Pa last |
105.8 |
|
P.A. Now (θ) |
105.8° |
|
| Sep first |
4.6 |
|
Sep last |
4.654 |
|
Sep. Now (ρ) |
4.654" |
|
| Mag pri |
13.70 |
|
Mag sec |
14.40 |
|
delta mag (ΔM) |
0.7 |
|
Spectral class |
|
|
| Pri motion ra |
-011 |
|
Sec motion ra |
|
|
| Pri motion dec |
-006 |
|
Sec motion dec |
|
|
| Notes |
N
R
(See Notes, Red magnitudes) |
|
Nature of this double is uncertain.
20138+1450 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
|
20 13 48 +14 50 33 |
CHE 218 AB |
2015 |
7 |
221 |
26.5 |
12.17 |
13.70 |
1.53 |
|
|
| Show |
|
|
20 13 47 +14 50 13 |
BKO 537 BC |
2015 |
4 |
106 |
4.7 |
13.70 |
14.40 |
0.70 |
|
<=== |
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Aquila |
|
Gaia DR2 |
1808266168893117824 |
|
