18039-1913 OCC 537 Aa,Ab
18h 03m 51.54s -19° 13' 07.1" P.A. 104.00 sep 0.9 mag 9.80,9.80 Sp M1
| Coord 2000 |
18039-1913 |
|
Discov num |
OCC 537 |
|
Comp |
Aa,Ab |
|
Coord arcsec 2000 |
18 03 51.54 -19 13 07.1 |
|
| Date first |
1998 |
|
Date last |
1998 |
|
Obs |
1 |
|
| Pa first |
104 |
|
Pa last |
104.1 |
|
P.A. Now (θ) |
104.1° |
|
| Sep first |
0.9 |
|
Sep last |
0.91 |
|
Sep. Now (ρ) |
0.91" |
|
| Mag pri |
9.80 |
|
Mag sec |
9.80 |
|
delta mag (ΔM) |
0 |
|
Spectral class |
M1 (red) |
|
| Pri motion ra |
-015 |
|
Sec motion ra |
|
|
| Pri motion dec |
+002 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
18039-1913 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
161033 |
18 03 52 -19 13 07 |
OCC 537 Aa,Ab |
1998 |
1 |
104 |
0.9 |
9.80 |
9.80 |
0.00 |
|
<=== |
| Show |
HD 312561 |
161033 |
18 03 52 -19 13 07 |
B 2431 |
2015 |
9 |
285 |
9.7 |
9.71 |
11.50 |
1.79 |
|
|
Quadruple system
0 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Sagittarius |
|
SAO |
161033 |
|
Tycho2 |
6259-01445-1 |
|
Gaia DR2 |
4095295988730354176 |
|
| HD |
312561 |
|
