21018+3630 SEI 1372
21h 01m 45.22s +36° 29' 47.4" P.A. 181.00 sep 24.8 mag 9.54,12.30 Sp A2
Coord 2000 |
21018+3630 |
|
Discov num |
SEI1372 |
|
Comp |
|
|
Coord arcsec 2000 |
21 01 45.22 +36 29 47.4 |
|
Date first |
1896 |
|
Date last |
2015 |
|
Obs |
8 |
|
Pa first |
182 |
|
Pa last |
181.3 |
|
P.A. Now (θ) |
181.3° |
|
Sep first |
24.7 |
|
Sep last |
24.807 |
|
Sep. Now (ρ) |
24.807" |
|
Mag pri |
9.54 |
|
Mag sec |
12.30 |
|
delta mag (ΔM) |
2.76 |
|
Spectral class |
A2 (white) |
|
Pri motion ra |
-005 |
|
Sec motion ra |
-007 |
|
Pri motion dec |
-006 |
|
Sec motion dec |
-004 |
|
Notes |
|
|
rPM=0.351
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Cygnus |
|
Tycho2 |
2713-02278-1 |
|
Gaia DR2 |
1871296192657740800 |
|