18225+3130 J   760

 
 
18h 22m 28.76s +31 30' 17.4" P.A. 212 sep 2.4 mag 11.50,12.90
 
 
Coord 2000
18225+3130
Discov num
J   760
Comp
Coord arcsec 2000
18 22 28.76 +31 30 17.4
Date first
1912
Date last
1953
Obs
4
Pa first
212
Pa last
212
P.A. Now (θ)
212°
Sep first
1.9
Sep last
2.4
Sep. Now (ρ)
2.4"
Mag pri
11.50
Mag sec
12.90
delta mag (ΔM)
1.4
Spectral class
Pri motion ra
-002
Sec motion ra
Pri motion dec
+001
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
212.1
Precise sep
2.38
Constellation
Lyra
Tycho2
2623-01081-1
last precise pa
212.1
last precise sep
2.38
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18225+3130 J 760 1953 4 212 2.4 9.50 13.00 182212.00+313000.0

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