21157+8114 MLR 245
21h 16m 20.55s +81° 13' 51.4" P.A. 41.00 sep 1.2 mag 10.17,10.54
| Coord 2000 |
21157+8114 |
|
Discov num |
MLR 245 |
|
Comp |
|
|
Coord arcsec 2000 |
21 16 20.55 +81 13 51.4 |
|
| Date first |
1971 |
|
Date last |
2016 |
|
Obs |
9 |
|
| Pa first |
49 |
|
Pa last |
41.4 |
|
P.A. Now (θ) |
41.4° |
|
| Sep first |
1.0 |
|
Sep last |
1.19 |
|
Sep. Now (ρ) |
1.19" |
|
| Mag pri |
10.17 |
|
Mag sec |
10.54 |
|
delta mag (ΔM) |
0.37 |
|
Spectral class |
|
|
| Pri motion ra |
+088 |
|
Sec motion ra |
+088 |
|
| Pri motion dec |
+058 |
|
Sec motion dec |
+058 |
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cepheus |
|
Tycho2 |
4598-01122-1 |
|
Gaia DR2 |
2297738753821613184 |
|
