00273+0708 HDO  21

 
 
00h 27m 15.13s +07 08' 35.5" P.A. 312 sep 16.3 mag 12.00,12.70
 
 
Coord 2000
00273+0708
Discov num
HDO  21
Comp
Coord arcsec 2000
00 27 15.13 +07 08 35.5
Date first
1901
Date last
2015
Obs
10
Pa first
309
Pa last
312
P.A. Now (θ)
312°
Sep first
15.6
Sep last
16.3
Sep. Now (ρ)
16.3"
Mag pri
12.00
Mag sec
12.70
delta mag (ΔM)
0.7
Spectral class
Pri motion ra
-007
Sec motion ra
-015
Pri motion dec
-020
Sec motion dec
-011
Notes
rPM=0.568
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
312.4
Precise sep
16.349
Constellation
Pisces
Gaia DR2
2748086175252039168
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
00273+0708 HDO 21 2000 6 312 16.2 12.00 12.70 D 002715.13+070835.5
00273+0708 HDO 21 2012 8 313 16.3 12.00 12.70 002715.13+070835.5
00273+0708 HDO 21 2015 10 312 16.3 12.00 12.70 002715.13+070835.5

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