21140+3504 ES 2258
21h 13m 59.50s +35° 04' 28.0" P.A. 178.00 sep 3.0 mag 10.41,13.20
Coord 2000 |
21140+3504 |
|
Discov num |
ES 2258 |
|
Comp |
|
|
Coord arcsec 2000 |
21 13 59.50 +35 04 28.0 |
|
Date first |
1926 |
|
Date last |
2016 |
|
Obs |
4 |
|
Pa first |
173 |
|
Pa last |
177.9 |
|
P.A. Now (θ) |
177.9° |
|
Sep first |
3.2 |
|
Sep last |
2.973 |
|
Sep. Now (ρ) |
2.973" |
|
Mag pri |
10.41 |
|
Mag sec |
13.20 |
|
delta mag (ΔM) |
2.79 |
|
Spectral class |
|
|
Pri motion ra |
-002 |
|
Sec motion ra |
|
|
Pri motion dec |
+013 |
|
Sec motion dec |
|
|
Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Cygnus |
|
Tycho2 |
2710-00486-1 |
|
Gaia DR2 |
1867588394626150528 |
|