21172+0438 HU 274
21h 17m 13.94s +04° 37' 35.5" P.A. 147.00 sep 4.1 mag 8.30,15.60 Sp K5
Coord 2000 |
21172+0438 |
|
Discov num |
HU 274 |
|
Comp |
|
|
Coord arcsec 2000 |
21 17 13.94 +04 37 35.5 |
|
Date first |
1900 |
|
Date last |
2016 |
|
Obs |
5 |
|
Pa first |
149 |
|
Pa last |
146.5 |
|
P.A. Now (θ) |
146.5° |
|
Sep first |
4.2 |
|
Sep last |
4.057 |
|
Sep. Now (ρ) |
4.057" |
|
Mag pri |
8.30 |
|
Mag sec |
15.60 |
|
delta mag (ΔM) |
7.3 |
|
Spectral class |
K5 (yellow-orange) |
|
Pri motion ra |
-012 |
|
Sec motion ra |
|
|
Pri motion dec |
-024 |
|
Sec motion dec |
|
|
Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Equuleus |
|
SAO |
126680 |
|
Tycho2 |
0536-01370-1 |
|
Gaia DR2 |
1732331666788252160 |
|
HD |
202665 |
|
ADS |
14815 |
|