16549+5420 SKF 52
16h 54m 54.16s +54° 20' 27.7" P.A. 116.00 sep 5.3 mag 15.70,17.20 Sp sdBO
Coord 2000 |
16549+5420 |
|
Discov num |
SKF 52 |
|
Comp |
|
|
Coord arcsec 2000 |
16 54 54.16 +54 20 27.7 |
|
Date first |
1999 |
|
Date last |
2015 |
|
Obs |
6 |
|
Pa first |
116 |
|
Pa last |
115.6 |
|
P.A. Now (θ) |
115.6° |
|
Sep first |
5.4 |
|
Sep last |
5.342 |
|
Sep. Now (ρ) |
5.342" |
|
Mag pri |
15.70 |
|
Mag sec |
17.20 |
|
delta mag (ΔM) |
1.5 |
|
Spectral class |
sdBO |
|
Pri motion ra |
+016 |
|
Sec motion ra |
+005 |
|
Pri motion dec |
-004 |
|
Sec motion dec |
+003 |
|
Notes |
|
|
rPM=0.791
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Draco |
|
Gaia DR2 |
1426177430038053888 |
|