19164+1433 STF2489AB

 
 
19h 16m 26.78s +14 32' 40.6" P.A. 347 sep 8.3 mag 5.67,9.30 Sp B9.5V
 
 
Coord 2000
19164+1433
Discov num
STF2489
Comp
AB
Coord arcsec 2000
19 16 26.78 +14 32 40.6
Date first
1828
Date last
2013
Obs
32
Pa first
349
Pa last
347
P.A. Now (θ)
347°
Sep first
8.2
Sep last
8.3
Sep. Now (ρ)
8.3"
Mag pri
5.67
Mag sec
9.30
delta mag (ΔM)
3.63
Spectral class
B9.5V (blue-white)
Pri motion ra
+010
Sec motion ra
+009
Pri motion dec
+001
Sec motion dec
+000
Notes
rPM=0.141 (< 0.3, Physical double)
This double is physical.
 
 
19164+1433 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 104668 19164+1433 CHR 85 Aa,Ab 1985 2017 11 84 0.0 5.90 7.40 1.50 Y
Show 19164+1433 STF2489 AB 1828 2013 32 347 8.3 5.67 9.30 3.63 <===
Show 19164+1433 WAL 109 AC 1944 2008 3 355 60.4 5.67 10.88 5.21
Quadruple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
347.4
Precise sep
8.29
Constellation
Aquila
last precise pa
347.4
last precise sep
8.29
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19164+1433 STF2489 AB 2002 31 347 8.2 5.67 9.30 D 191626.78+143240.6
19164+1433 STF2489 AB 2013 32 347 8.3 5.67 9.30 B9.5V N D 191626.78+143240.6

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