00310-1005 HJ 1981 A,BC (HD 2760)
00h 30m 59.89s -10° 05' 04.9" P.A. 89.00 sep 78.4 mag 6.91,8.43 Sp A5IV-V dist. 148.81 pc (485.42 l.y.)
| Coord 2000 |
00310-1005 |
|
Discov num |
HJ 1981 |
|
Comp |
A,BC |
|
Coord arcsec 2000 |
00 30 59.89 -10 05 04.9 |
|
| Date first |
1830 |
|
Date last |
2015 |
|
Obs |
27 |
|
| Pa first |
85 |
|
Pa last |
88.7 |
|
P.A. Now (θ) |
88.7° |
|
| Sep first |
60.0 |
|
Sep last |
78.37 |
|
Sep. Now (ρ) |
78.37" |
|
| Mag pri |
6.91 |
|
Mag sec |
8.43 |
|
delta mag (ΔM) |
1.52 |
|
Spectral class |
A5IV-V (white) |
|
| Pri motion ra |
-029 |
|
Sec motion ra |
-034 |
|
| Pri motion dec |
-020 |
|
Sec motion dec |
-035 |
|
| Notes |
Z
W
(Parallax indicates components are physical, ) |
|
rPM=0.324
This double is physical.
00310-1005 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
HD 2760 |
147317 |
00 30 60 -10 05 05 |
HJ 1981 A,BC |
2015 |
27 |
89 |
78.4 |
6.91 |
8.43 |
1.52 |
|
<=== |
| Show |
|
147318 |
00 31 05 -10 05 02 |
BU 1158 BC |
2017 |
36 |
324 |
0.5 |
9.69 |
9.09 |
0.60 |
Y |
|
Triple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 2760 |
|
Constellation |
Cetus |
|
SAO |
147317 |
|
HIP |
2431 |
|
| Tycho2 |
5269-02391-1 |
|
Gaia DR2 |
2426456896455853440 |
|
HD |
2760 |
|
GC |
607 |
|
| BD |
BD-10 89 |
|
Distance |
148.81 |
|
Distance ly |
485.42 |
|
