20237+3937 ALI 1141
20h 23m 41.10s +39° 37' 00.5" P.A. 21.00 sep 11.5 mag 10.90,12.00 Sp O9V
| Coord 2000 |
20237+3937 |
|
Discov num |
ALI1141 |
|
Comp |
|
|
Coord arcsec 2000 |
20 23 41.10 +39 37 00.5 |
|
| Date first |
1892 |
|
Date last |
2015 |
|
Obs |
11 |
|
| Pa first |
8 |
|
Pa last |
20.6 |
|
P.A. Now (θ) |
20.6° |
|
| Sep first |
7.3 |
|
Sep last |
11.476 |
|
Sep. Now (ρ) |
11.476" |
|
| Mag pri |
10.90 |
|
Mag sec |
12.00 |
|
delta mag (ΔM) |
1.1 |
|
Spectral class |
O9V (blue) |
|
| Pri motion ra |
-030 |
|
Sec motion ra |
-003 |
|
| Pri motion dec |
-032 |
|
Sec motion dec |
-001 |
|
| Notes |
|
|
rPM=0.937
This double is not physical.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Gaia DR2 |
2067437041135007616 |
|
