20410+1206 HEI 587

 
 
20h 40m 57.64s +12 06' 50.3" P.A. 43 sep 0.9 mag 11.11,11.88
 
 
Coord 2000
20410+1206
Discov num
HEI 587
Comp
Coord arcsec 2000
20 40 57.64 +12 06 50.3
Date first
1987
Date last
1995
Obs
3
Pa first
46
Pa last
43
P.A. Now (θ)
43°
Sep first
1.0
Sep last
0.9
Sep. Now (ρ)
0.9"
Mag pri
11.11
Mag sec
11.88
delta mag (ΔM)
0.77
Spectral class
Pri motion ra
-018
Sec motion ra
-018
Pri motion dec
-035
Sec motion dec
-035
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
42.5
Precise sep
0.86
Constellation
Delphinus
Tycho2
1097-00207-1
last precise pa
42.5
last precise sep
0.86
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20410+1206 HEI 587 1995 3 43 0.9 11.11 11.88 204057.64+120650.3

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