19159+2018 J  2959AB

 
 
19h 15m 54.27s +20 18' 09.2" P.A. 187 sep 93 mag 7.79,11.80 Sp K2
 
 
Coord 2000
19159+2018
Discov num
J  2959
Comp
AB
Coord arcsec 2000
19 15 54.27 +20 18 09.2
Date first
1944
Date last
2014
Obs
5
Pa first
190
Pa last
187
P.A. Now (θ)
187°
Sep first
140.0
Sep last
93.0
Sep. Now (ρ)
93"
Mag pri
7.79
Mag sec
11.80
delta mag (ΔM)
4.01
Spectral class
K2 (yellow-orange)
Pri motion ra
-032
Sec motion ra
-011
Pri motion dec
-037
Sec motion dec
+006
Notes
N (See Notes)
rPM=0.978
This double is not physical.
 
 
19159+2018 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 87000 19159+2018 J 2959 AB 1944 2014 5 187 93.0 7.79 11.80 4.01 <===
Show 19159+2018 J 2959 BC 1944 2001 4 173 4.2 11.80 13.60 1.80
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
186.8
Precise sep
93
Constellation
Sagitta
SAO
87000
Tycho2
1607-00146-1
HD
180477
last precise pa
186.8
last precise sep
93
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19159+2018 J 2959 AB 1997 2 182 133.2 7.79 9.70 K2 N D 191554.27+201809.2
19159+2018 J 2959 AB 2001 3 182 133.2 7.79 11.80 K2 N D 191554.27+201809.2
19159+2018 J 2959 AB 2012 4 187 93.1 7.79 11.80 K2 N D 191554.27+201809.2
19159+2018 J 2959 AB 2014 5 187 93.0 7.79 11.80 K2 N 191554.27+201809.2

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