07311-5734 HJ 3980 BC
07h 31m 05.61s -57° 34' 46.5" P.A. 257.00 sep 6.6 mag 14.20,14.60
Coord 2000 |
07311-5734 |
|
Discov num |
HJ 3980 |
|
Comp |
BC |
|
Coord arcsec 2000 |
07 31 05.61 -57 34 46.5 |
|
Date first |
1920 |
|
Date last |
2015 |
|
Obs |
5 |
|
Pa first |
264 |
|
Pa last |
256.8 |
|
P.A. Now (θ) |
256.8° |
|
Sep first |
7.1 |
|
Sep last |
6.575 |
|
Sep. Now (ρ) |
6.575" |
|
Mag pri |
14.20 |
|
Mag sec |
14.60 |
|
delta mag (ΔM) |
0.4 |
|
Spectral class |
|
|
Pri motion ra |
+025 |
|
Sec motion ra |
-046 |
|
Pri motion dec |
+006 |
|
Sec motion dec |
-017 |
|
Notes |
|
|
rPM=1.522
This double is not physical.
07311-5734 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
|
|
07 31 04 -57 34 29 |
HJ 3980 AB |
2015 |
5 |
138 |
23.6 |
9.37 |
14.20 |
4.83 |
|
|
Show |
|
|
07 31 04 -57 34 29 |
HJ 3980 AC |
2015 |
4 |
154 |
21.3 |
9.37 |
14.60 |
5.23 |
|
|
Show |
|
|
07 31 06 -57 34 46 |
HJ 3980 BC |
2015 |
5 |
257 |
6.6 |
14.20 |
14.60 |
0.40 |
|
<=== |
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Carina |
|
Gaia DR2 |
5486164453935717632 |
|