19130+3933 SEI 578

 
 
19h 12m 57.52s +39 32' 48.5" P.A. 164 sep 21.6 mag 12.51,12.71
 
 
Coord 2000
19130+3933
Discov num
SEI 578
Comp
Coord arcsec 2000
19 12 57.52 +39 32 48.5
Date first
1895
Date last
2010
Obs
6
Pa first
164
Pa last
164
P.A. Now (θ)
164°
Sep first
21.1
Sep last
21.6
Sep. Now (ρ)
21.6"
Mag pri
12.51
Mag sec
12.71
delta mag (ΔM)
0.2
Spectral class
Pri motion ra
+000
Sec motion ra
+001
Pri motion dec
-006
Sec motion dec
-008
Notes
rPM=0.277 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
163.6
Precise sep
21.55
Cdsa2 id
SEI 578
Constellation
Lyra
Ra deg
19.215977777777777
De deg
39.54680555555555
last precise pa
163.6
last precise sep
21.55
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19130+3933 SEI 578 1998 4 164 21.5 12.33 12.30 D 191257.52+393248.5
19130+3933 SEI 578 2002 5 164 21.5 12.33 12.30 D 191257.52+393248.5
19130+3933 SEI 578 2010 6 164 21.5 12.51 12.71 191257.52+393248.5

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