18015+3113 TDT 639

 
 
18h 01m 29.68s +31 12' 48.6" P.A. 142 sep 0.6 mag 11.48,11.95
 
 
Coord 2000
18015+3113
Discov num
TDT 639
Comp
Coord arcsec 2000
18 01 29.68 +31 12 48.6
Date first
1991
Date last
1991
Obs
1
Pa first
142
Pa last
142
P.A. Now (θ)
142°
Sep first
0.6
Sep last
0.6
Sep. Now (ρ)
0.6"
Mag pri
11.48
Mag sec
11.95
delta mag (ΔM)
0.47
Spectral class
Pri motion ra
-007
Sec motion ra
-007
Pri motion dec
+002
Sec motion dec
+002
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
141.8
Precise sep
0.61
Constellation
Hercules
Tycho2
2621-02237-1
last precise pa
141.8
last precise sep
0.61
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18015+3113 TDT 639 1991 1 142 0.6 11.48 11.95 180129.68+311248.6

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