20054+1530 BU 57 (V1472 Aql)
20h 05m 26.53s +15° 30' 01.3" P.A. 118.00 sep 2.6 mag 6.60,11.00 Sp M2.5III dist. 126.26 pc (411.86 l.y.)
| Coord 2000 |
20054+1530 |
|
Discov num |
BU 57 |
|
Comp |
|
|
Coord arcsec 2000 |
20 05 26.53 +15 30 01.3 |
|
| Date first |
1872 |
|
Date last |
2016 |
|
Obs |
27 |
|
| Pa first |
140 |
|
Pa last |
117.8 |
|
P.A. Now (θ) |
117.8° |
|
| Sep first |
2.0 |
|
Sep last |
2.647 |
|
Sep. Now (ρ) |
2.647" |
|
| Mag pri |
6.60 |
|
Mag sec |
11.00 |
|
delta mag (ΔM) |
4.4 |
|
Spectral class |
M2.5III (red) |
|
| Pri motion ra |
+038 |
|
Sec motion ra |
|
|
| Pri motion dec |
+021 |
|
Sec motion dec |
|
|
| Notes |
N
(See Notes) |
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Var name |
V1472 Aql |
|
Constellation |
Aquila |
|
SAO |
105663 |
|
HIP |
98954 |
|
| Tycho2 |
1617-02050-1 |
|
Gaia DR2 |
1807845678714273152 |
|
HD |
190658 |
|
HR |
7680 |
|
| GC |
27872 |
|
ADS |
13344 |
|
BD |
BD+15 4040 |
|
Distance |
126.26 |
|
| Distance ly |
411.86 |
|
