21376-0746 HJ 1663 AB
21h 37m 39.05s -07° 45' 55.7" P.A. 66.00 sep 17.2 mag 10.50,12.70
| Coord 2000 |
21376-0746 |
|
Discov num |
HJ 1663 |
|
Comp |
AB |
|
Coord arcsec 2000 |
21 37 39.05 -07 45 55.7 |
|
| Date first |
1828 |
|
Date last |
2015 |
|
Obs |
10 |
|
| Pa first |
68 |
|
Pa last |
66.4 |
|
P.A. Now (θ) |
66.4° |
|
| Sep first |
7.0 |
|
Sep last |
17.176 |
|
Sep. Now (ρ) |
17.176" |
|
| Mag pri |
10.50 |
|
Mag sec |
12.70 |
|
delta mag (ΔM) |
2.2 |
|
Spectral class |
|
|
| Pri motion ra |
-009 |
|
Sec motion ra |
-009 |
|
| Pri motion dec |
-015 |
|
Sec motion dec |
-004 |
|
| Notes |
|
|
rPM=0.629
Nature of this double is uncertain.
21376-0746 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
|
21 37 39 -07 45 56 |
HJ 1663 AB |
2015 |
10 |
66 |
17.2 |
10.50 |
12.70 |
2.20 |
|
<=== |
| Show |
|
|
21 37 39 -07 45 56 |
HJ 1663 AC |
2014 |
7 |
102 |
33.2 |
10.50 |
12.70 |
2.20 |
|
|
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Aquarius |
|
Gaia DR2 |
2667348722890905472 |
|
