21287+5954 LDS 4890
21h 28m 43.32s +59° 53' 57.6" P.A. 35.00 sep 24.3 mag 14.79,15.38
| Coord 2000 |
21287+5954 |
|
Discov num |
LDS4890 |
|
Comp |
|
|
Coord arcsec 2000 |
21 28 43.32 +59 53 57.6 |
|
| Date first |
1960 |
|
Date last |
2015 |
|
Obs |
9 |
|
| Pa first |
35 |
|
Pa last |
34.6 |
|
P.A. Now (θ) |
34.6° |
|
| Sep first |
24.0 |
|
Sep last |
24.279 |
|
Sep. Now (ρ) |
24.279" |
|
| Mag pri |
14.79 |
|
Mag sec |
15.38 |
|
delta mag (ΔM) |
0.59 |
|
Spectral class |
|
|
| Pri motion ra |
+110 |
|
Sec motion ra |
+076 |
|
| Pri motion dec |
-100 |
|
Sec motion dec |
+099 |
|
| Notes |
|
|
rPM=1.358
This double is not physical.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cepheus |
|
Gaia DR2 |
2191632445776007424 |
|
