21009+3900 SEI 1365
21h 00m 48.52s +38° 59' 44.0" P.A. 263.00 sep 18.4 mag 11.40,11.90
Coord 2000 |
21009+3900 |
|
Discov num |
SEI1365 |
|
Comp |
|
|
Coord arcsec 2000 |
21 00 48.52 +38 59 44.0 |
|
Date first |
1895 |
|
Date last |
2015 |
|
Obs |
11 |
|
Pa first |
270 |
|
Pa last |
263.1 |
|
P.A. Now (θ) |
263.1° |
|
Sep first |
17.4 |
|
Sep last |
18.44 |
|
Sep. Now (ρ) |
18.44" |
|
Mag pri |
11.40 |
|
Mag sec |
11.90 |
|
delta mag (ΔM) |
0.5 |
|
Spectral class |
|
|
Pri motion ra |
+007 |
|
Sec motion ra |
-001 |
|
Pri motion dec |
+015 |
|
Sec motion dec |
-003 |
|
Notes |
|
|
rPM=1.19
This double is not physical.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Cygnus |
|
Tycho2 |
3168-02406-1 |
|
Gaia DR2 |
1872944326226546816 |
|