18272+0012 STF 2316 Aa,Ab
18h 27m 12.51s +00° 11' 46.1" P.A. 298.00 sep 0.2 mag 5.21, Sp G0III+A6V dist. 143.88 pc (469.34 l.y.)
Coord 2000 |
18272+0012 |
|
Discov num |
STF2316 |
|
Comp |
Aa,Ab |
|
Coord arcsec 2000 |
18 27 12.51 +00 11 46.1 |
|
Date first |
1951 |
|
Date last |
2009 |
|
Obs |
4 |
|
Pa first |
290 |
|
Pa last |
297.8 |
|
P.A. Now (θ) |
297.8° |
|
Sep first |
0.1 |
|
Sep last |
0.216 |
|
Sep. Now (ρ) |
0.216" |
|
Mag pri |
5.21 |
|
Mag sec |
|
|
delta mag (ΔM) |
|
|
Spectral class |
G0III+A6V (yellow/white) |
|
Pri motion ra |
-001 |
|
Sec motion ra |
|
|
Pri motion dec |
-006 |
|
Sec motion dec |
|
|
Notes |
N
X
(See Notes, Dubious double) |
|
Nature of this double is uncertain.
18272+0012 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
|
123497 |
18 27 13 +00 11 46 |
STF 2316 Aa,Ab |
2009 |
4 |
298 |
0.2 |
5.21 |
|
|
|
<=== |
Show |
59 Ser |
123497 |
18 27 13 +00 11 46 |
STF 2316 AB |
2018 |
167 |
322 |
3.9 |
5.38 |
7.62 |
2.24 |
|
|
Triple system
2 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Var name |
d Ser |
|
Constellation |
Serpens |
|
SAO |
123497 |
|
HIP |
90441 |
|
Tycho2 |
0433-00595-1 |
|
Gaia DR2 |
4273231054929181824 |
|
HD |
169985 |
|
HR |
6918 |
|
GC |
25176 |
|
ADS |
11353 |
|
BD |
BD+00 3936 |
|
Flamsteed |
59 Serpentis |
|
Flamsteed name |
59 Ser |
|
Distance |
143.88 |
|
Distance ly |
469.34 |
|