12299-1631 SHJ 145 AB (Algorab)
12h 29m 51.86s -16° 30' 55.6" P.A. 216.00 sep 24.2 mag 2.95,8.47 Sp B9.5V+K1 dist. 26.63 pc (86.87 l.y.)
Coord 2000 |
12299-1631 |
|
Discov num |
SHJ 145 |
|
Comp |
AB |
|
Coord arcsec 2000 |
12 29 51.86 -16 30 55.6 |
|
Date first |
1782 |
|
Date last |
2020 |
|
Obs |
48 |
|
Pa first |
216 |
|
Pa last |
215.6 |
|
P.A. Now (θ) |
215.6° |
|
Sep first |
23.5 |
|
Sep last |
24.21 |
|
Sep. Now (ρ) |
24.21" |
|
Mag pri |
2.95 |
|
Mag sec |
8.47 |
|
delta mag (ΔM) |
5.52 |
|
Spectral class |
B9.5V+K1 (blue-white/yellow-orange) |
|
Pri motion ra |
-210 |
|
Sec motion ra |
-211 |
|
Pri motion dec |
-139 |
|
Sec motion dec |
-136 |
|
Notes |
N
T
(See Notes, Parallax indicates physical) |
|
rPM=0.013 (< 0.3, Physical double)
This double is physical.
12299-1631 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
Algorab |
157323 |
12 29 52 -16 30 56 |
SHJ 145 AB |
2020 |
48 |
216 |
24.2 |
2.95 |
8.47 |
5.52 |
|
<=== |
Show |
|
|
12 29 51 -16 31 15 |
LAF 46 BC |
2005 |
1 |
88 |
6.7 |
6.40 |
18.80 |
12.40 |
|
|
Show |
|
|
12 29 51 -16 31 15 |
LAF 46 BD |
2005 |
1 |
100 |
8.3 |
6.40 |
21.10 |
14.70 |
|
|
Show |
|
|
12 29 51 -16 31 15 |
LAF 46 BE |
2005 |
1 |
124 |
10.2 |
6.40 |
21.50 |
15.10 |
|
|
Quintuple system
5 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Common name |
Algorab |
|
Var name |
NSV5656 Crv |
|
Constellation |
Corvus |
|
SAO |
157323 |
|
HIP |
60965 |
|
Tycho2 |
6103-02395-1 |
|
Gaia DR2 |
3520586071216143488 |
|
HD |
108767 |
|
HR |
4757 |
|
GC |
17029 |
|
ADS |
8572 |
|
BD |
BD-15 3482 |
|
Bayer |
Delta Corvi |
|
Bayer name |
Del Crv |
|
Flamsteed |
7 Corvi |
|
Flamsteed name |
7 Crv |
|
FK5 |
465 |
|
Distance |
26.63 |
|
Distance ly |
86.87 |
|
Bayer greek |
δ Crv |
|
Other names |
ALGORES, ALGORAL, ALGOREL |
|