07247-3149 B 1540 CD
07h 24m 41.59s -31° 46' 57.7" P.A. 205.00 sep 0.9 mag 7.60,10.80 Sp B8V
Coord 2000 |
07247-3149 |
|
Discov num |
B 1540 |
|
Comp |
CD |
|
Coord arcsec 2000 |
07 24 41.59 -31 46 57.7 |
|
Date first |
1929 |
|
Date last |
1965 |
|
Obs |
3 |
|
Pa first |
206 |
|
Pa last |
205.1 |
|
P.A. Now (θ) |
205.1° |
|
Sep first |
1.0 |
|
Sep last |
0.85 |
|
Sep. Now (ρ) |
0.85" |
|
Mag pri |
7.60 |
|
Mag sec |
10.80 |
|
delta mag (ΔM) |
3.2 |
|
Spectral class |
B8V (blue-white) |
|
Pri motion ra |
-009 |
|
Sec motion ra |
|
|
Pri motion dec |
+007 |
|
Sec motion dec |
|
|
Notes |
N
(See Notes) |
|
Nature of this double is uncertain.
07247-3149 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
NSV3584 |
197964 |
07 24 44 -31 48 32 |
DAW 129 AB |
2016 |
7 |
311 |
2.1 |
5.40 |
9.73 |
4.33 |
|
|
Show |
|
197964 |
07 24 44 -31 48 32 |
DUN 47 A,CD |
2020 |
18 |
344 |
97.1 |
5.40 |
7.58 |
2.18 |
|
|
Show |
|
197962 |
07 24 42 -31 46 58 |
B 1540 CD |
1965 |
3 |
205 |
0.9 |
7.60 |
10.80 |
3.20 |
|
<=== |
Quadruple system
5 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Canis Major |
|
SAO |
197962 |
|
Tycho2 |
7104-02031-1 |
|
Gaia DR2 |
5592886110552963968 |
|
HD |
58534 |
|
GC |
9902 |
|
DM |
CD-31 4481 |
|