17285+0722 LDS4743

 
 
17h 28m 30.77s +07 21' 14.8" P.A. 247 sep 2.2 mag 16.90,18.40
 
 
Coord 2000
17285+0722
Discov num
LDS4743
Comp
Coord arcsec 2000
17 28 30.77 +07 21 14.8
Date first
1960
Date last
2000
Obs
2
Pa first
225
Pa last
247
P.A. Now (θ)
247°
Sep first
2.0
Sep last
2.2
Sep. Now (ρ)
2.2"
Mag pri
16.90
Mag sec
18.40
delta mag (ΔM)
1.5
Spectral class
Pri motion ra
-077
Sec motion ra
-077
Pri motion dec
-289
Sec motion dec
-289
Notes
V (Proper motion indicates physical)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
246.9
Precise sep
2.17
Constellation
Ophiuchus
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17285+0722 LDS4743 1960 1 225 2.0 17.60 18.60 172812.00+072200.0
17285+0722 LDS4743 2000 2 247 2.2 16.90 18.40 172830.77+072114.8

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