20574+6251 HDS 2988 (HD 199954)
20h 57m 22.44s +62° 50' 56.0" P.A. 301.00 sep 0.1 mag 8.18,9.74 Sp A0 dist. 364.96 pc (1190.5 l.y.)
| Coord 2000 |
20574+6251 |
|
Discov num |
HDS2988 |
|
Comp |
|
|
Coord arcsec 2000 |
20 57 22.44 +62 50 56.0 |
|
| Date first |
1991 |
|
Date last |
1991 |
|
Obs |
1 |
|
| Pa first |
301 |
|
Pa last |
301 |
|
P.A. Now (θ) |
301° |
|
| Sep first |
0.1 |
|
Sep last |
0.14 |
|
Sep. Now (ρ) |
0.14" |
|
| Mag pri |
8.18 |
|
Mag sec |
9.74 |
|
delta mag (ΔM) |
1.56 |
|
Spectral class |
A0 (white) |
|
| Pri motion ra |
+008 |
|
Sec motion ra |
|
|
| Pri motion dec |
+001 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 199954 |
|
Constellation |
Cepheus |
|
SAO |
19123 |
|
HIP |
103439 |
|
| Tycho2 |
4251-01266-1 |
|
Gaia DR2 |
2196025819355853312 |
|
HD |
199954 |
|
BD |
BD+62 1878 |
|
| Distance |
364.96 |
|
Distance ly |
1190.5 |
|
