21585+5428 STI 2603
21h 58m 32.03s +54° 27' 42.6" P.A. 53.00 sep 5.0 mag 11.52,11.90
Coord 2000 |
21585+5428 |
|
Discov num |
STI2603 |
|
Comp |
|
|
Coord arcsec 2000 |
21 58 32.03 +54 27 42.6 |
|
Date first |
1906 |
|
Date last |
2018 |
|
Obs |
6 |
|
Pa first |
53 |
|
Pa last |
52.6 |
|
P.A. Now (θ) |
52.6° |
|
Sep first |
4.5 |
|
Sep last |
4.97 |
|
Sep. Now (ρ) |
4.97" |
|
Mag pri |
11.52 |
|
Mag sec |
11.90 |
|
delta mag (ΔM) |
0.38 |
|
Spectral class |
|
|
Pri motion ra |
-002 |
|
Sec motion ra |
|
|
Pri motion dec |
-003 |
|
Sec motion dec |
|
|
Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Cygnus |
|
Tycho2 |
3972-00438-1 |
|
Gaia DR2 |
2173753115402728960 |
|