19208+3739 ES 2490BC

 
 
19h 20m 51.50s +37 39' 33.4" P.A. 9 sep 7.6 mag 11.60,11.80
 
 
Coord 2000
19208+3739
Discov num
ES 2490
Comp
BC
Coord arcsec 2000
19 20 51.50 +37 39 33.4
Date first
1931
Date last
2012
Obs
5
Pa first
12
Pa last
9
P.A. Now (θ)
Sep first
6.8
Sep last
7.6
Sep. Now (ρ)
7.6"
Mag pri
11.60
Mag sec
11.80
delta mag (ΔM)
0.2
Spectral class
Pri motion ra
+000
Sec motion ra
-007
Pri motion dec
-005
Sec motion dec
-003
Notes
U (Proper motion indicates non-physical)
rPM=0.956
This double is not physical.
 
 
19208+3739 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 19208+3739 ES 2490 AB 1931 2012 7 40 21.5 10.70 11.60 0.90
Show 19208+3739 ABH 115 AD 1988 2012 4 1 25.2 10.70 14.49 3.79
Show 19208+3739 ABH 115 AE 1988 2012 4 292 40.4 10.70 12.96 2.26
Show 19208+3739 ABH 115 AF 1988 2012 4 299 82.1 10.70 12.27 1.57
Show 19208+3739 ABH 115 AG 1988 2012 4 301 65.2 10.70 14.29 3.59
Show 19208+3739 ABH 115 AH 1988 2012 4 307 107.5 10.70 14.48 3.78
Show 19208+3739 ABH 115 AI 1988 2012 4 280 105.2 10.70 14.24 3.54
Show 19208+3739 ABH 115 AJ 1988 2012 4 249 105.3 10.70 14.53 3.83
Show 19208+3739 ABH 115 AK 1988 2012 4 56 84.7 10.70 14.61 3.91
Show 19208+3739 ES 2490 BC 1931 2012 5 9 7.6 11.60 11.80 0.20 <===
11-fold system
11 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
8.8
Precise sep
7.625
Constellation
Lyra
last precise pa
8.8
last precise sep
7.625
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19208+3739 ES 2490 BC 1998 3 10 7.5 11.60 11.80 D 192051.50+373933.4
19208+3739 ES 2490 BC 2002 4 11 7.6 11.60 11.80 UD 192051.50+373933.4
19208+3739 ES 2490 BC 2012 5 9 7.6 11.60 11.80 UD 192051.50+373933.4

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