21107+1038 LEP 172
21h 10m 43.45s +10° 38' 28.1" P.A. 11.00 sep 4.7 mag 16.80,17.50
Coord 2000 |
21107+1038 |
|
Discov num |
LEP 172 |
|
Comp |
|
|
Coord arcsec 2000 |
21 10 43.45 +10 38 28.1 |
|
Date first |
1951 |
|
Date last |
2016 |
|
Obs |
8 |
|
Pa first |
13 |
|
Pa last |
11.1 |
|
P.A. Now (θ) |
11.1° |
|
Sep first |
4.5 |
|
Sep last |
4.658 |
|
Sep. Now (ρ) |
4.658" |
|
Mag pri |
16.80 |
|
Mag sec |
17.50 |
|
delta mag (ΔM) |
0.7 |
|
Spectral class |
|
|
Pri motion ra |
-020 |
|
Sec motion ra |
-023 |
|
Pri motion dec |
-222 |
|
Sec motion dec |
-231 |
|
Notes |
V
(Proper motion indicates physical) |
|
rPM=0.041 (< 0.3, Physical double)
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Equuleus |
|
Gaia DR2 |
1744719451982132224 |
|