19166-2928 UC 3873AB

 
 
19h 16m 35.48s -29° 28' 21.2" P.A. 144.00 sep 27.3 mag 15.09,16.42
 
 
Coord 2000
19166-2928
Discov num
UC 3873
Comp
AB
Coord arcsec 2000
19 16 35.48 -29 28 21.2
Date first
1999
Date last
2015
Obs
4
Pa first
144
Pa last
144
P.A. Now (θ)
144°
Sep first
27.4
Sep last
27.3
Sep. Now (ρ)
27.3"
Mag pri
15.09
Mag sec
16.42
delta mag (ΔM)
1.33
Spectral class
Pri motion ra
-026
Sec motion ra
-030
Pri motion dec
-044
Sec motion dec
-042
Notes
V (Proper motion indicates physical)
rPM=0.087 (< 0.3, Physical double)
This double is physical.
 
 
19166-2928 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 19 16 35 -29 28 21 UC 3873 AB 2015 4 144 27.3 15.09 16.42 1.33 <===
Show 19 16 35 -29 28 21 UC 3873 AC 2015 5 279 47.9 15.09 16.50 1.41
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
144.1
Precise sep
27.319
Constellation
Sagittarius
Gaia DR2
6759052813261926016
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19166-2928 UC 3873 AB 1999 2 144 27.5 15.10 16.40 V 191635.48-292821.2
19166-2928 UC 3873 AB 2000 2 144 27.5 15.10 16.40 V 191635.48-292821.2
19166-2928 UC 3873 AB 2015 4 144 27.3 15.09 16.42 V 191635.48-292821.2

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