18301+4325 J   763

 
 
18h 30m 09.65s +43 26' 30.1" P.A. 309 sep 1.8 mag 12.00,12.30
 
 
Coord 2000
18301+4325
Discov num
J   763
Comp
Coord arcsec 2000
18 30 09.65 +43 26 30.1
Date first
1912
Date last
2010
Obs
8
Pa first
309
Pa last
309
P.A. Now (θ)
309°
Sep first
1.5
Sep last
1.8
Sep. Now (ρ)
1.8"
Mag pri
12.00
Mag sec
12.30
delta mag (ΔM)
0.3
Spectral class
Pri motion ra
+010
Sec motion ra
Pri motion dec
-002
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
309.2
Precise sep
1.839
Constellation
Lyra
last precise pa
309.2
last precise sep
1.839
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18301+4325 J 763 2000 7 315 1.9 9.70 9.70 183009.65+432630.1
18301+4325 J 763 2010 8 309 1.8 9.70 9.70 183009.65+432630.1

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