19480-2057 HDS2815

 
 
19h 47m 59.98s -20 57' 27.3" P.A. 21 sep 0.2 mag 6.99,8.92 Sp K0III+... dist. 292.4 pc (953.81 l.y.)
 
 
Coord 2000
19480-2057
Discov num
HDS2815
Comp
Coord arcsec 2000
19 47 59.98 -20 57 27.3
Date first
1991
Date last
2017
Obs
4
Pa first
45
Pa last
21
P.A. Now (θ)
21°
Sep first
0.2
Sep last
0.2
Sep. Now (ρ)
0.2"
Mag pri
6.99
Mag sec
8.92
delta mag (ΔM)
1.93
Spectral class
K0III+... (yellow-orange)
Pri motion ra
+003
Sec motion ra
Pri motion dec
-003
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
21.1
Precise sep
0.174
Constellation
Sagittarius
SAO
188580
HIP
97417
Tycho2
6324-02159-1
Gaia DR2
65479732736
HD
186938
BD
BD-21 5522
Distance
292.4
Distance ly
953.81
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19480-2057 HDS2815 1991 1 45 0.2 6.99 8.92 K0III+... 194759.98-205727.3
19480-2057 HDS2815 2014 3 23 0.2 6.99 8.92 K0III+... 194759.98-205727.3
19480-2057 HDS2815 2017 4 21 0.2 6.99 8.92 K0III+... 194759.98-205727.3

If you need more information about this double, apply for a data request form to the WDS.