19138+6620 UC 3856AB

 
 
19h 13m 46.54s +66 19' 42.4" P.A. 259.00 sep 42.3 mag 15.00,16.30
 
 
Coord 2000
19138+6620
Discov num
UC 3856
Comp
AB
Coord arcsec 2000
19 13 46.54 +66 19 42.4
Date first
1999
Date last
2015
Obs
3
Pa first
259
Pa last
259
P.A. Now (θ)
259°
Sep first
42.1
Sep last
42.3
Sep. Now (ρ)
42.3"
Mag pri
15.00
Mag sec
16.30
delta mag (ΔM)
1.3
Spectral class
Pri motion ra
+002
Sec motion ra
-010
Pri motion dec
+050
Sec motion dec
+054
Notes
V (Proper motion indicates physical)
rPM=0.23 (< 0.3, Physical double)
This double is physical.
 
 
19138+6620 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 19 13 47 +66 19 42 UC 3856 AB 2015 3 259 42.3 15.00 16.30 1.30 <===
Show 19 13 47 +66 19 42 UC 3856 AC 2015 5 299 45.4 15.00 16.50 1.50
Show 19 13 40 +66 19 34 UC 3856 BC 2015 3 3 30.4 16.30 16.50 0.20
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
258.8
Precise sep
42.262
Constellation
Hydra
Gaia DR2
2254929474752847488
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19138+6620 UC 3856 AB 2000 2 259 42.2 15.00 16.30 V 191346.54+661942.4
19138+6620 UC 3856 AB 2003 2 259 42.2 15.00 16.30 V 191346.54+661942.4
19138+6620 UC 3856 AB 2015 3 259 42.3 15.00 16.30 V 191346.54+661942.4

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