17376-1524 RST 5090 AB
17h 37m 35.23s -15° 23' 54.3" P.A. 78.00 sep 24.5 mag 3.54,13.00 Sp F0IV dist. 32.28 pc (105.3 l.y.)
Coord 2000 |
17376-1524 |
|
Discov num |
RST5090 |
|
Comp |
AB |
|
Coord arcsec 2000 |
17 37 35.23 -15 23 54.3 |
|
Date first |
1943 |
|
Date last |
2015 |
|
Obs |
7 |
|
Pa first |
81 |
|
Pa last |
78.4 |
|
P.A. Now (θ) |
78.4° |
|
Sep first |
24.5 |
|
Sep last |
24.505 |
|
Sep. Now (ρ) |
24.505" |
|
Mag pri |
3.54 |
|
Mag sec |
13.00 |
|
delta mag (ΔM) |
9.46 |
|
Spectral class |
F0IV (yellow-white) |
|
Pri motion ra |
-042 |
|
Sec motion ra |
-044 |
|
Pri motion dec |
-060 |
|
Sec motion dec |
-050 |
|
Notes |
N
T
(See Notes, Parallax indicates physical) |
|
rPM=0.139 (< 0.3, Physical double)
This double is physical.
17376-1524 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
Xi Ser |
160700 |
17 37 35 -15 23 54 |
ISO 6 Aa,Ab |
1987 |
1 |
132 |
0.3 |
3.54 |
|
|
|
|
Show |
|
160700 |
17 37 35 -15 23 54 |
RST 5090 AB |
2015 |
7 |
78 |
24.5 |
3.54 |
13.00 |
9.46 |
|
<=== |
Show |
|
160700 |
17 37 35 -15 23 54 |
DRS 61 AC |
2000 |
3 |
58 |
999.9 |
3.55 |
13.82 |
10.27 |
|
|
Quadruple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Var name |
NSV9270 Ser |
|
Constellation |
Serpens |
|
SAO |
160700 |
|
HIP |
86263 |
|
Tycho2 |
6248-01369-1 |
|
Gaia DR2 |
4125171197089493888 |
|
HD |
159876 |
|
HR |
6561 |
|
GC |
23881 |
|
BD |
BD-15 4621 |
|
Bayer |
Xi Serpentis |
|
Bayer name |
Xi Ser |
|
Flamsteed |
55 Serpentis |
|
Flamsteed name |
55 Ser |
|
FK5 |
658 |
|
Distance |
32.28 |
|
Distance ly |
105.3 |
|
Bayer greek |
ξ Ser |
|