19551+3041 GRF  13AB

 
 
19h 55m 05.17s +30 41' 15.3" P.A. 194 sep 104.9 mag 7.09,8.76 Sp G9III+A0V dist. 151.75 pc (495.01 l.y.)
 
 
Coord 2000
19551+3041
Discov num
GRF  13
Comp
AB
Coord arcsec 2000
19 55 05.17 +30 41 15.3
Date first
1901
Date last
2015
Obs
7
Pa first
192
Pa last
194
P.A. Now (θ)
194°
Sep first
100.8
Sep last
104.9
Sep. Now (ρ)
104.9"
Mag pri
7.09
Mag sec
8.76
delta mag (ΔM)
1.67
Spectral class
G9III+A0V (yellow/white)
Pri motion ra
+047
Sec motion ra
-001
Pri motion dec
+023
Sec motion dec
-005
Notes
U (Proper motion indicates non-physical)
-10 rPM=1.062
This double is not physical.
 
 
19551+3041 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 19551+3041 GRF 13 AB 1901 2015 7 194 104.9 7.09 8.76 1.67 <===
Show 19551+3041 GRF 13 AC 1901 2015 6 119 92.6 7.09 11.50 4.41
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
193.9
Precise sep
104.852
Constellation
Cygnus
SAO
69078
HIP
98011
Tycho2
2669-02331-1
Gaia DR2
74587282304
HD
188669
BD
BD+30 3806
Distance
151.75
Distance ly
495.01
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19551+3041 GRF 13 AB 2000 1 195 104.0 7.00 8.80 G9III+A0V 195505.17+304115.3
19551+3041 GRF 13 AB 2010 4 194 104.7 7.09 8.76 G9III+A0V U 195505.17+304115.3
19551+3041 GRF 13 AB 2015 7 194 104.9 7.09 8.76 G9III+A0V U 195505.17+304115.3

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