21345+5517 STI 2573
21h 34m 33.93s +55° 16' 36.8" P.A. 4.00 sep 9.4 mag 10.85,11.28
| Coord 2000 |
21345+5517 |
|
Discov num |
STI2573 |
|
Comp |
|
|
Coord arcsec 2000 |
21 34 33.93 +55 16 36.8 |
|
| Date first |
1902 |
|
Date last |
2015 |
|
Obs |
12 |
|
| Pa first |
6 |
|
Pa last |
4.3 |
|
P.A. Now (θ) |
4.3° |
|
| Sep first |
9.2 |
|
Sep last |
9.43 |
|
Sep. Now (ρ) |
9.43" |
|
| Mag pri |
10.85 |
|
Mag sec |
11.28 |
|
delta mag (ΔM) |
0.43 |
|
Spectral class |
|
|
| Pri motion ra |
-003 |
|
Sec motion ra |
-004 |
|
| Pri motion dec |
-005 |
|
Sec motion dec |
-003 |
|
| Notes |
|
|
rPM=0.383
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Tycho2 |
3971-02026-1 |
|
Gaia DR2 |
2177633291921044992 |
|
