21186+3624 CRB 140
21h 18m 34.86s +36° 23' 52.4" P.A. 18.00 sep 12.5 mag 16.70,18.50
Coord 2000 |
21186+3624 |
|
Discov num |
CRB 140 |
|
Comp |
|
|
Coord arcsec 2000 |
21 18 34.86 +36 23 52.4 |
|
Date first |
1998 |
|
Date last |
2016 |
|
Obs |
8 |
|
Pa first |
18 |
|
Pa last |
18.1 |
|
P.A. Now (θ) |
18.1° |
|
Sep first |
12.5 |
|
Sep last |
12.457 |
|
Sep. Now (ρ) |
12.457" |
|
Mag pri |
16.70 |
|
Mag sec |
18.50 |
|
delta mag (ΔM) |
1.8 |
|
Spectral class |
|
|
Pri motion ra |
-015 |
|
Sec motion ra |
-016 |
|
Pri motion dec |
-050 |
|
Sec motion dec |
-053 |
|
Notes |
V
(Proper motion indicates physical) |
|
rPM=0.057 (< 0.3, Physical double)
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Cygnus |
|
Gaia DR2 |
1867776071816423424 |
|