19271+2501 BKO 405BD

 
 
19h 27m 05.47s +25 00' 59.1" P.A. 316 sep 4.2 mag 13.10,15.40
 
 
Coord 2000
19271+2501
Discov num
BKO 405
Comp
BD
Coord arcsec 2000
19 27 05.47 +25 00 59.1
Date first
1998
Date last
2015
Obs
3
Pa first
314
Pa last
316
P.A. Now (θ)
316°
Sep first
4.3
Sep last
4.2
Sep. Now (ρ)
4.2"
Mag pri
13.10
Mag sec
15.40
delta mag (ΔM)
2.3
Spectral class
Pri motion ra
+009
Sec motion ra
Pri motion dec
-024
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
19271+2501 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 19271+2501 POU3830 AB 1905 2015 6 215 13.4 11.70 13.10 1.40
Show 19271+2501 BKO 405 AC 1998 2015 5 330 7.6 11.70 13.00 1.30
Show 19271+2501 BKO 405 BD 1998 2015 3 316 4.2 13.10 15.40 2.30 <===
Quadruple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
SAO
35617
Tycho2
4000-01784-1
last precise pa
316.2
last precise sep
4.181
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19271+2501 BKO 405 BD 2008 1 315 4.1 11.70 14.00 192705.47+250059.1
19271+2501 BKO 405 BD 2015 3 316 4.2 13.10 15.40 192705.47+250059.1

If you need more information about this double, apply for a data request form to the WDS.