18375+3112 A   250

 
 
18h 37m 28.60s +31 12' 08.1" P.A. 114 sep 2.5 mag 9.39,10.61 Sp A5
 
 
Coord 2000
18375+3112
Discov num
A   250
Comp
Coord arcsec 2000
18 37 28.60 +31 12 08.1
Date first
1901
Date last
2003
Obs
16
Pa first
124
Pa last
114
P.A. Now (θ)
114°
Sep first
2.1
Sep last
2.5
Sep. Now (ρ)
2.5"
Mag pri
9.39
Mag sec
10.61
delta mag (ΔM)
1.22
Spectral class
A5 (white)
Pri motion ra
+011
Sec motion ra
+000
Pri motion dec
+027
Sec motion dec
+000
Notes
rPM=1
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
114.3
Precise sep
2.52
Constellation
Lyra
SAO
67177
Tycho2
2637-01142-1
last precise pa
114.3
last precise sep
2.52
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18375+3112 A 250 2003 15 114 2.5 9.39 10.61 A5 183728.60+311208.1

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