15210+2022 HJ 2775

 
 
15h 21m 00.49s +20 21' 37.8" P.A. 84 sep 8.7 mag 9.60,10.00 Sp F8
 
 
Coord 2000
15210+2022
Discov num
HJ 2775
Comp
Coord arcsec 2000
15 21 00.49 +20 21 37.8
Date first
1831
Date last
2014
Obs
13
Pa first
95
Pa last
84
P.A. Now (θ)
84°
Sep first
6.0
Sep last
8.7
Sep. Now (ρ)
8.7"
Mag pri
9.60
Mag sec
10.00
delta mag (ΔM)
0.4
Spectral class
F8 (yellow-white)
Pri motion ra
-010
Sec motion ra
-001
Pri motion dec
-011
Sec motion dec
-003
Notes
rPM=0.81
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
84.1
Precise sep
8.66
Constellation
Serpens
Tycho2
1493-00361-1
last precise pa
84.1
last precise sep
8.66
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
15210+2022 HJ 2775 2005 9 85 9.1 9.60 10.00 F8 D 152100.49+202137.8
15210+2022 HJ 2775 2014 12 84 8.7 9.60 10.00 F8 152100.49+202137.8

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