21021+1423 A 1687 (HD 200255)
21h 02m 04.95s +14° 23' 22.6" P.A. 189.00 sep 0.8 mag 10.42,10.87 Sp K0
| Coord 2000 |
21021+1423 |
|
Discov num |
A 1687 |
|
Comp |
|
|
Coord arcsec 2000 |
21 02 04.95 +14 23 22.6 |
|
| Date first |
1907 |
|
Date last |
2017 |
|
Obs |
18 |
|
| Pa first |
182 |
|
Pa last |
189.1 |
|
P.A. Now (θ) |
189.1° |
|
| Sep first |
0.6 |
|
Sep last |
0.8 |
|
Sep. Now (ρ) |
0.8" |
|
| Mag pri |
10.42 |
|
Mag sec |
10.87 |
|
delta mag (ΔM) |
0.45 |
|
Spectral class |
K0 (yellow-orange) |
|
| Pri motion ra |
+048 |
|
Sec motion ra |
+048 |
|
| Pri motion dec |
+005 |
|
Sec motion dec |
+005 |
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 200255 |
|
Constellation |
Delphinus |
|
Tycho2 |
1115-01591-1 |
|
Gaia DR2 |
1760142709606186240 |
|
| HD |
200255 |
|
ADS |
14553 |
|
