19570+2438 J   500

 
 
19h 56m 58.71s +24 38' 02.4" P.A. 297.00 sep 3.8 mag 12.18,12.98
 
 
Coord 2000
19570+2438
Discov num
J   500
Comp
Coord arcsec 2000
19 56 58.71 +24 38 02.4
Date first
1894
Date last
2015
Obs
15
Pa first
298
Pa last
297
P.A. Now (θ)
297°
Sep first
4.1
Sep last
3.8
Sep. Now (ρ)
3.8"
Mag pri
12.18
Mag sec
12.98
delta mag (ΔM)
0.8
Spectral class
Pri motion ra
+008
Sec motion ra
-008
Pri motion dec
-028
Sec motion dec
-019
Notes
B (Blue magnitudes)
Visually invisible, K-band or other infrared star rPM=0.63
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
296.5
Precise sep
3.797
Constellation
Vulpecula
Gaia DR2
46076770432
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19570+2438 J 500 2006 11 298 4.1 12.18 12.98 DB 195658.71+243802.4
19570+2438 J 500 2010 13 290 3.8 12.18 12.98 B 195658.71+243802.4
19570+2438 J 500 2015 16 297 3.8 12.18 12.98 B 195658.71+243802.4

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