19091+3436 WAL 105AC

 
 
19h 09m 04.35s +34 35' 59.9" P.A. 123 sep 96.8 mag 6.78,11.42 Sp G1V
 
 
Coord 2000
19091+3436
Discov num
WAL 105
Comp
AC
Coord arcsec 2000
19 09 04.35 +34 35 59.9
Date first
1940
Date last
1998
Obs
4
Pa first
116
Pa last
123
P.A. Now (θ)
123°
Sep first
94.0
Sep last
96.8
Sep. Now (ρ)
96.8"
Mag pri
6.78
Mag sec
11.42
delta mag (ΔM)
4.64
Spectral class
G1V (yellow)
Pri motion ra
+056
Sec motion ra
-018
Pri motion dec
+191
Sec motion dec
-019
Notes
N U (See Notes, Proper motion indicates non-physical)
rPM=1.119
This double is not physical.
 
 
19091+3436 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 67879 19091+3436 CHR 84 Aa,Ab 1985 2014 35 322 0.1 6.89 8.96 2.07 Y
Show 19091+3436 STF2474 AB 1823 2017 79 263 15.9 6.78 7.88 1.10
Show 19091+3436 WAL 105 AC 1940 1998 4 123 96.8 6.78 11.42 4.64 <===
Quadruple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
123.3
Precise sep
96.82
Constellation
Lyra
last precise pa
123.3
last precise sep
96.82
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19091+3436 WAL 105 AC 1944 1 130 60.0 6.78 11.42 G1V U 190904.35+343559.9
19091+3436 WAL 105 AC 1998 4 123 96.8 6.78 11.42 G1V U 190904.35+343559.9

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