18396+2940 SLE 102

 
 
18h 39m 37.58s +29 40' 25.3" P.A. 103 sep 13.2 mag 10.91,12.70
 
 
Coord 2000
18396+2940
Discov num
SLE 102
Comp
Coord arcsec 2000
18 39 37.58 +29 40 25.3
Date first
1982
Date last
2010
Obs
4
Pa first
107
Pa last
103
P.A. Now (θ)
103°
Sep first
13.5
Sep last
13.2
Sep. Now (ρ)
13.2"
Mag pri
10.91
Mag sec
12.70
delta mag (ΔM)
1.79
Spectral class
Pri motion ra
-004
Sec motion ra
+006
Pri motion dec
-040
Sec motion dec
-021
Notes
rPM=0.534
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
103.3
Precise sep
13.17
Constellation
Lyra
Tycho2
2119-00438-1
last precise pa
103.3
last precise sep
13.17
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18396+2940 SLE 102 2000 2 104 13.2 10.91 12.70 D 183937.58+294025.3
18396+2940 SLE 102 2002 3 104 13.2 10.91 12.70 D 183937.58+294025.3
18396+2940 SLE 102 2010 4 103 12.8 10.91 12.70 183937.58+294025.3

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