19481+3710 HLM 31
19h 48m 08.56s +37° 09' 46.9" P.A. 294.00 sep 11.6 mag 12.31,12.42
| Coord 2000 |
19481+3710 |
|
Discov num |
HLM 31 |
|
Comp |
|
|
Coord arcsec 2000 |
19 48 08.56 +37 09 46.9 |
|
| Date first |
1924 |
|
Date last |
2018 |
|
Obs |
11 |
|
| Pa first |
293 |
|
Pa last |
293.6 |
|
P.A. Now (θ) |
293.6° |
|
| Sep first |
10.1 |
|
Sep last |
11.6 |
|
Sep. Now (ρ) |
11.6" |
|
| Mag pri |
12.31 |
|
Mag sec |
12.42 |
|
delta mag (ΔM) |
0.11 |
|
Spectral class |
|
|
| Pri motion ra |
-010 |
|
Sec motion ra |
-011 |
|
| Pri motion dec |
-008 |
|
Sec motion dec |
-010 |
|
| Notes |
|
|
rPM=0.15 (< 0.3, Physical double)
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Gaia DR2 |
2072028223759251712 |
|
