21038+3643 SEI 1385
21h 03m 47.15s +36° 42' 59.1" P.A. 240.00 sep 24.8 mag 11.74,12.60
| Coord 2000 |
21038+3643 |
|
Discov num |
SEI1385 |
|
Comp |
|
|
Coord arcsec 2000 |
21 03 47.15 +36 42 59.1 |
|
| Date first |
1896 |
|
Date last |
2015 |
|
Obs |
9 |
|
| Pa first |
242 |
|
Pa last |
240.4 |
|
P.A. Now (θ) |
240.4° |
|
| Sep first |
24.2 |
|
Sep last |
24.807 |
|
Sep. Now (ρ) |
24.807" |
|
| Mag pri |
11.74 |
|
Mag sec |
12.60 |
|
delta mag (ΔM) |
0.86 |
|
Spectral class |
|
|
| Pri motion ra |
+002 |
|
Sec motion ra |
-002 |
|
| Pri motion dec |
-006 |
|
Sec motion dec |
-010 |
|
| Notes |
|
|
rPM=0.555
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Tycho2 |
2713-01970-1 |
|
Gaia DR2 |
1871395969027852288 |
|
