01546-0218 HDO 55
01h 54m 33.42s -02° 18' 04.0" P.A. 228.00 sep 10.2 mag 10.17,11.30
Coord 2000 |
01546-0218 |
|
Discov num |
HDO 55 |
|
Comp |
|
|
Coord arcsec 2000 |
01 54 33.42 -02 18 04.0 |
|
Date first |
1895 |
|
Date last |
2016 |
|
Obs |
12 |
|
Pa first |
230 |
|
Pa last |
228.4 |
|
P.A. Now (θ) |
228.4° |
|
Sep first |
10.1 |
|
Sep last |
10.171 |
|
Sep. Now (ρ) |
10.171" |
|
Mag pri |
10.17 |
|
Mag sec |
11.30 |
|
delta mag (ΔM) |
1.13 |
|
Spectral class |
|
|
Pri motion ra |
+046 |
|
Sec motion ra |
+026 |
|
Pri motion dec |
+010 |
|
Sec motion dec |
-003 |
|
Notes |
|
|
rPM=0.507
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Cetus |
|
Tycho2 |
4686-01185-1 |
|
Gaia DR2 |
2504933301937581184 |
|