19513+2308 CHE 166AB

 
 
19h 50m 57.10s +23 07' 33.5" P.A. 257 sep 11.8 mag 11.50,12.30
 
 
Coord 2000
19513+2308
Discov num
CHE 166
Comp
AB
Coord arcsec 2000
19 50 57.10 +23 07 33.5
Date first
1895
Date last
2015
Obs
11
Pa first
256
Pa last
257
P.A. Now (θ)
257°
Sep first
12.0
Sep last
11.8
Sep. Now (ρ)
11.8"
Mag pri
11.50
Mag sec
12.30
delta mag (ΔM)
0.8
Spectral class
Pri motion ra
+001
Sec motion ra
+002
Pri motion dec
-007
Sec motion dec
-001
Notes
N (See Notes)
rPM=0.86
This double is not physical.
 
 
19513+2308 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 19513+2308 CHE 166 AB 1895 2015 11 257 11.8 11.50 12.30 0.80 <===
Show 19513+2308 CHE 166 AC 1907 2015 8 15 19.5 11.50 12.70 1.20
Show 19513+2308 BKO 997 CD 2000 2015 7 19 12.6 12.70 15.70 3.00
Quadruple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
256.9
Precise sep
11.769
Constellation
Vulpecula
Tycho2
2140-02865-1
Gaia DR2
05911947008
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19513+2308 CHE 166 AB 1907 1 257 11.6 11.50 12.30 195115.11+230839.2
19513+2308 CHE 166 AB 2008 3 257 11.7 11.50 12.30 N 195057.10+230733.5
19513+2308 CHE 166 AB 2012 5 257 11.6 11.50 12.30 N 195057.10+230733.5
19513+2308 CHE 166 AB 2015 7 257 11.8 11.50 12.30 N 195057.10+230733.5

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