21523+4025 ES 261
21h 52m 16.23s +40° 26' 09.0" P.A. 165.00 sep 5.1 mag 11.11,11.10
| Coord 2000 |
21523+4025 |
|
Discov num |
ES 261 |
|
Comp |
|
|
Coord arcsec 2000 |
21 52 16.23 +40 26 09.0 |
|
| Date first |
1895 |
|
Date last |
2015 |
|
Obs |
27 |
|
| Pa first |
164 |
|
Pa last |
164.7 |
|
P.A. Now (θ) |
164.7° |
|
| Sep first |
4.9 |
|
Sep last |
5.121 |
|
Sep. Now (ρ) |
5.121" |
|
| Mag pri |
11.11 |
|
Mag sec |
11.10 |
|
delta mag (ΔM) |
0.01 |
|
Spectral class |
|
|
| Pri motion ra |
-004 |
|
Sec motion ra |
+002 |
|
| Pri motion dec |
+005 |
|
Sec motion dec |
-005 |
|
| Notes |
|
|
rPM=1.821
This double is not physical.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Tycho2 |
3189-00642-1 |
|
Gaia DR2 |
1959447613260517120 |
|
ADS |
15404 |
|
