15580-0311 A    22

 
 
15h 58m 00.13s -03 10' 30.6" P.A. 217.00 sep 5.1 mag 9.66,13.90 Sp A2
 
 
Coord 2000
15580-0311
Discov num
A    22
Comp
Coord arcsec 2000
15 58 00.13 -03 10 30.6
Date first
1899
Date last
2016
Obs
13
Pa first
219
Pa last
217
P.A. Now (θ)
217°
Sep first
4.9
Sep last
5.1
Sep. Now (ρ)
5.1"
Mag pri
9.66
Mag sec
13.90
delta mag (ΔM)
4.24
Spectral class
A2 (white)
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
216.5
Precise sep
5.129
Constellation
Serpens
Tycho2
5023-00351-1
Gaia DR2
4399913589226100224
HD
143004
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
15580-0311 A 22 1999 7 217 5.0 9.66 13.90 A2 D 155800.13-031030.6
15580-0311 A 22 2000 8 216 5.1 9.66 13.90 A2 D 155800.13-031030.6
15580-0311 A 22 2010 9 215 4.4 9.66 13.90 A2 155800.13-031030.6
15580-0311 A 22 2015 9 217 5.1 9.66 13.90 A2 155800.13-031030.6

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