21487+3115 HJ 1695
21h 48m 36.40s +31° 15' 17.1" P.A. 115.00 sep 13.3 mag 10.97,12.10
| Coord 2000 |
21487+3115 |
|
Discov num |
HJ 1695 |
|
Comp |
|
|
Coord arcsec 2000 |
21 48 36.40 +31 15 17.1 |
|
| Date first |
1828 |
|
Date last |
2015 |
|
Obs |
11 |
|
| Pa first |
114 |
|
Pa last |
115 |
|
P.A. Now (θ) |
115° |
|
| Sep first |
7.0 |
|
Sep last |
13.287 |
|
Sep. Now (ρ) |
13.287" |
|
| Mag pri |
10.97 |
|
Mag sec |
12.10 |
|
delta mag (ΔM) |
1.13 |
|
Spectral class |
|
|
| Pri motion ra |
-014 |
|
Sec motion ra |
-010 |
|
| Pri motion dec |
-009 |
|
Sec motion dec |
-007 |
|
| Notes |
|
|
rPM=0.269 (< 0.3, Physical double)
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Tycho2 |
2718-02113-1 |
|
Gaia DR2 |
1945748694807869312 |
|
