18515+4647 TDT1089

 
 
18h 51m 29.86s +46 46' 50.8" P.A. 90 sep 0.7 mag 11.13,11.55
 
 
Coord 2000
18515+4647
Discov num
TDT1089
Comp
Coord arcsec 2000
18 51 29.86 +46 46 50.8
Date first
1991
Date last
1991
Obs
1
Pa first
90
Pa last
90
P.A. Now (θ)
90°
Sep first
0.7
Sep last
0.7
Sep. Now (ρ)
0.7"
Mag pri
11.13
Mag sec
11.55
delta mag (ΔM)
0.42
Spectral class
Pri motion ra
-001
Sec motion ra
-001
Pri motion dec
+016
Sec motion dec
+016
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
89.9
Precise sep
0.68
Constellation
Lyra
Tycho2
3540-00626-1
last precise pa
89.9
last precise sep
0.68
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18515+4647 TDT1089 1991 1 90 0.7 11.13 11.55 185129.86+464650.8

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