20117+1221 BPM 2051 AB
20h 11m 42.55s +12° 20' 49.9" P.A. 355.00 sep 36.4 mag 13.37,15.98
| Coord 2000 |
20117+1221 |
|
Discov num |
BPM2051 |
|
Comp |
AB |
|
Coord arcsec 2000 |
20 11 42.55 +12 20 49.9 |
|
| Date first |
1993 |
|
Date last |
2015 |
|
Obs |
7 |
|
| Pa first |
355 |
|
Pa last |
355.1 |
|
P.A. Now (θ) |
355.1° |
|
| Sep first |
37.0 |
|
Sep last |
36.369 |
|
Sep. Now (ρ) |
36.369" |
|
| Mag pri |
13.37 |
|
Mag sec |
15.98 |
|
delta mag (ΔM) |
2.61 |
|
Spectral class |
|
|
| Pri motion ra |
+002 |
|
Sec motion ra |
-003 |
|
| Pri motion dec |
-010 |
|
Sec motion dec |
-033 |
|
| Notes |
N
V
(See Notes, Proper motion indicates physical) |
|
rPM=0.71
This double is physical.
20117+1221 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
|
20 11 43 +12 20 50 |
BPM 2051 AB |
2015 |
7 |
355 |
36.4 |
13.37 |
15.98 |
2.61 |
|
<=== |
| Show |
|
|
20 11 42 +12 21 26 |
BPM 2052 BC |
2015 |
6 |
193 |
89.0 |
15.98 |
15.87 |
0.11 |
|
|
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Aquila |
|
Gaia DR2 |
1802833383162169216 |
|
