20137-3407 HJ 5178 AB (HD 191957)
20h 13m 41.64s -34° 07' 03.7" P.A. 9.00 sep 2.8 mag 7.05,8.20 Sp K1/2III dist. 163.13 pc (532.13 l.y.)
Coord 2000 |
20137-3407 |
|
Discov num |
HJ 5178 |
|
Comp |
AB |
|
Coord arcsec 2000 |
20 13 41.64 -34 07 03.7 |
|
Date first |
1834 |
|
Date last |
2016 |
|
Obs |
38 |
|
Pa first |
10 |
|
Pa last |
9.4 |
|
P.A. Now (θ) |
9.4° |
|
Sep first |
2.5 |
|
Sep last |
2.788 |
|
Sep. Now (ρ) |
2.788" |
|
Mag pri |
7.05 |
|
Mag sec |
8.20 |
|
delta mag (ΔM) |
1.15 |
|
Spectral class |
K1/2III (yellow-orange) |
|
Pri motion ra |
+024 |
|
Sec motion ra |
+024 |
|
Pri motion dec |
-011 |
|
Sec motion dec |
-011 |
|
Notes |
|
|
Nature of this double is uncertain.
20137-3407 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
HD 191957 |
211916 |
20 13 42 -34 07 04 |
HJ 5178 AB |
2016 |
38 |
9 |
2.8 |
7.05 |
8.20 |
1.15 |
|
<=== |
Show |
|
211916 |
20 13 42 -34 07 04 |
JC 24 AC |
2015 |
7 |
16 |
79.5 |
7.05 |
10.76 |
3.71 |
|
|
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 191957 |
|
Constellation |
Sagittarius |
|
SAO |
211916 |
|
HIP |
99681 |
|
Tycho2 |
7449-00342-1 |
|
Gaia DR2 |
6699448528429273600 |
|
HD |
191957 |
|
GC |
28060 |
|
CD |
CD-3414220 |
|
CP |
CP-34 8620 |
|
Distance |
163.13 |
|
Distance ly |
532.13 |
|