21518+5534 HDS 3113
21h 51m 47.39s +55° 33' 43.5" P.A. 217.00 sep 0.4 mag 10.75,13.58 Sp A3 dist. 7142.86 pc (23300.01 l.y.)
| Coord 2000 |
21518+5534 |
|
Discov num |
HDS3113 |
|
Comp |
|
|
Coord arcsec 2000 |
21 51 47.39 +55 33 43.5 |
|
| Date first |
1991 |
|
Date last |
1991 |
|
Obs |
1 |
|
| Pa first |
217 |
|
Pa last |
217 |
|
P.A. Now (θ) |
217° |
|
| Sep first |
0.4 |
|
Sep last |
0.421 |
|
Sep. Now (ρ) |
0.421" |
|
| Mag pri |
10.75 |
|
Mag sec |
13.58 |
|
delta mag (ΔM) |
2.83 |
|
Spectral class |
A3 (white) |
|
| Pri motion ra |
+011 |
|
Sec motion ra |
|
|
| Pri motion dec |
+004 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cepheus |
|
SAO |
33811 |
|
HIP |
107910 |
|
Tycho2 |
3972-01250-1 |
|
| Gaia DR2 |
2174829532977491072 |
|
HD |
235643 |
|
BD |
BD+54 2635 |
|
Distance |
7142.86 |
|
| Distance ly |
23300.01 |
|
