18031+2702 TDT 653

 
 
18h 03m 05.82s +27 01' 33.5" P.A. 26 sep 0.7 mag 11.47,11.47
 
 
Coord 2000
18031+2702
Discov num
TDT 653
Comp
Coord arcsec 2000
18 03 05.82 +27 01 33.5
Date first
1991
Date last
2010
Obs
2
Pa first
22
Pa last
26
P.A. Now (θ)
26°
Sep first
0.8
Sep last
0.7
Sep. Now (ρ)
0.7"
Mag pri
11.47
Mag sec
11.47
delta mag (ΔM)
0
Spectral class
Pri motion ra
+003
Sec motion ra
+003
Pri motion dec
-072
Sec motion dec
-072
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
26.4
Precise sep
0.74
Constellation
Hercules
Tycho2
2099-00587-1
HD
335539
last precise pa
26.4
last precise sep
0.74
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18031+2702 TDT 653 1991 1 22 0.8 11.47 11.47 180305.82+270133.5
18031+2702 TDT 653 2010 2 26 0.7 11.47 11.47 180305.82+270133.5

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