21125+3720 HJ 1623 A,BC
21h 12m 29.29s +37° 19' 19.5" P.A. 152.00 sep 15.3 mag 10.91,11.28
| Coord 2000 |
21125+3720 |
|
Discov num |
HJ 1623 |
|
Comp |
A,BC |
|
Coord arcsec 2000 |
21 12 29.29 +37 19 19.5 |
|
| Date first |
1828 |
|
Date last |
2014 |
|
Obs |
17 |
|
| Pa first |
152 |
|
Pa last |
152.2 |
|
P.A. Now (θ) |
152.2° |
|
| Sep first |
10.0 |
|
Sep last |
15.316 |
|
Sep. Now (ρ) |
15.316" |
|
| Mag pri |
10.91 |
|
Mag sec |
11.28 |
|
delta mag (ΔM) |
0.37 |
|
Spectral class |
|
|
| Pri motion ra |
-003 |
|
Sec motion ra |
-010 |
|
| Pri motion dec |
-015 |
|
Sec motion dec |
-012 |
|
| Notes |
|
|
rPM=0.488
Nature of this double is uncertain.
21125+3720 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
|
21 12 29 +37 19 20 |
HJ 1623 A,BC |
2014 |
17 |
152 |
15.3 |
10.91 |
11.28 |
0.37 |
|
<=== |
| Show |
|
|
21 12 30 +37 19 06 |
FOX 41 BC |
2016 |
6 |
124 |
0.9 |
10.60 |
11.00 |
0.40 |
|
|
Triple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Tycho2 |
2714-02461-1 |
|
Gaia DR2 |
1868673342020642816 |
|
