20499+5036 CBL 87
20h 49m 53.89s +50° 36' 08.0" P.A. 2.00 sep 25.0 mag 9.90,15.40 Sp G0
Coord 2000 |
20499+5036 |
|
Discov num |
CBL 87 |
|
Comp |
|
|
Coord arcsec 2000 |
20 49 53.89 +50 36 08.0 |
|
Date first |
1999 |
|
Date last |
2016 |
|
Obs |
11 |
|
Pa first |
2 |
|
Pa last |
1.5 |
|
P.A. Now (θ) |
1.5° |
|
Sep first |
24.9 |
|
Sep last |
25.011 |
|
Sep. Now (ρ) |
25.011" |
|
Mag pri |
9.90 |
|
Mag sec |
15.40 |
|
delta mag (ΔM) |
5.5 |
|
Spectral class |
G0 (yellow) |
|
Pri motion ra |
+107 |
|
Sec motion ra |
+110 |
|
Pri motion dec |
+085 |
|
Sec motion dec |
+092 |
|
Notes |
V
(Proper motion indicates physical) |
|
rPM=0.053 (< 0.3, Physical double)
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Cygnus |
|
Tycho2 |
3583-00007-1 |
|
Gaia DR2 |
2169891630561137920 |
|