19507-5912 I 121 Aa,Ab
19h 50m 44.80s -59° 11' 37.2" P.A. 154.00 sep 1.3 mag 5.48,7.09 Sp A0IV dist. 84.96 pc (277.14 l.y.)
Coord 2000 |
19507-5912 |
|
Discov num |
I 121 |
|
Comp |
Aa,Ab |
|
Coord arcsec 2000 |
19 50 44.80 -59 11 37.2 |
|
Date first |
1896 |
|
Date last |
2010 |
|
Obs |
22 |
|
Pa first |
80 |
|
Pa last |
154.2 |
|
P.A. Now (θ) |
154.2° |
|
Sep first |
0.7 |
|
Sep last |
1.32 |
|
Sep. Now (ρ) |
1.32" |
|
Mag pri |
5.48 |
|
Mag sec |
7.09 |
|
delta mag (ΔM) |
1.61 |
|
Spectral class |
A0IV (white) |
|
Pri motion ra |
+021 |
|
Sec motion ra |
+021 |
|
Pri motion dec |
-012 |
|
Sec motion dec |
-012 |
|
Notes |
N
(See Notes) |
|
Nature of this double is uncertain.
19507-5912 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
|
246293 |
19 50 45 -59 11 37 |
I 121 Aa,Ab |
2010 |
22 |
154 |
1.3 |
5.48 |
7.09 |
1.61 |
|
<=== |
Show |
HD 186957 |
246293 |
19 50 45 -59 11 37 |
SHY 759 AB |
1999 |
4 |
232 |
406.6 |
5.48 |
7.06 |
1.58 |
|
|
Show |
|
246293 |
19 50 45 -59 11 37 |
SHY 761 AC |
2016 |
4 |
70 |
999.9 |
5.48 |
5.24 |
0.24 |
|
|
Show |
|
246293 |
19 50 45 -59 11 37 |
I 121 AD |
2013 |
4 |
52 |
34.7 |
5.48 |
8.90 |
3.42 |
|
|
Quintuple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Pavo |
|
SAO |
246293 |
|
HIP |
97646 |
|
Tycho2 |
8787-02077-1 |
|
Gaia DR2 |
6447036152303430528 |
|
HD |
186957 |
|
HR |
7531 |
|
CP |
CP-59 7534 |
|
Distance |
84.96 |
|
Distance ly |
277.14 |
|