12177-6410 JNN 79 BC
12h 17m 39.47s -64° 09' 41.8" P.A. 315.00 sep 0.6 mag 13.50,15.30 Sp M3+M4
Coord 2000 |
12177-6410 |
|
Discov num |
JNN 79 |
|
Comp |
BC |
|
Coord arcsec 2000 |
12 17 39.47 -64 09 41.8 |
|
Date first |
2010 |
|
Date last |
2018 |
|
Obs |
3 |
|
Pa first |
318 |
|
Pa last |
315.2 |
|
P.A. Now (θ) |
315.2° |
|
Sep first |
0.6 |
|
Sep last |
0.583 |
|
Sep. Now (ρ) |
0.583" |
|
Mag pri |
13.50 |
|
Mag sec |
15.30 |
|
delta mag (ΔM) |
1.8 |
|
Spectral class |
M3+M4 (red/red) |
|
Pri motion ra |
+006 |
|
Sec motion ra |
|
|
Pri motion dec |
+010 |
|
Sec motion dec |
|
|
Notes |
N
V
(See Notes, Proper motion indicates physical) |
|
This double is physical.
12177-6410 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
|
|
12 17 40 -64 09 39 |
JNN 79 AB |
2015 |
6 |
238 |
5.2 |
13.10 |
13.50 |
0.40 |
|
|
Show |
|
|
12 17 40 -64 09 39 |
JNN 79 AD |
2012 |
2 |
290 |
0.1 |
13.10 |
15.60 |
2.50 |
|
|
Show |
|
|
12 17 39 -64 09 42 |
JNN 79 BC |
2018 |
3 |
315 |
0.6 |
13.50 |
15.30 |
1.80 |
|
<=== |
Quadruple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Crux |
|
Gaia DR2 |
6053316942666110720 |
|