21159+3428 SLE 377
21h 15m 56.75s +34° 27' 57.4" P.A. 50.00 sep 8.7 mag 12.50,12.70
| Coord 2000 |
21159+3428 |
|
Discov num |
SLE 377 |
|
Comp |
|
|
Coord arcsec 2000 |
21 15 56.75 +34 27 57.4 |
|
| Date first |
1941 |
|
Date last |
2015 |
|
Obs |
8 |
|
| Pa first |
56 |
|
Pa last |
50.4 |
|
P.A. Now (θ) |
50.4° |
|
| Sep first |
8.5 |
|
Sep last |
8.715 |
|
Sep. Now (ρ) |
8.715" |
|
| Mag pri |
12.50 |
|
Mag sec |
12.70 |
|
delta mag (ΔM) |
0.2 |
|
Spectral class |
|
|
| Pri motion ra |
-004 |
|
Sec motion ra |
+008 |
|
| Pri motion dec |
-005 |
|
Sec motion dec |
+007 |
|
| Notes |
|
|
rPM=1.596
This double is not physical.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Gaia DR2 |
1866948444494592256 |
|
