19561-3208 UC 4054AB

 
 
19h 56m 04.38s -32 07' 37.7" P.A. 316.00 sep 26.3 mag 11.59,13.23 Sp K9.1V+M4
 
 
Coord 2000
19561-3208
Discov num
UC 4054
Comp
AB
Coord arcsec 2000
19 56 04.38 -32 07 37.7
Date first
1954
Date last
2016
Obs
11
Pa first
316
Pa last
316
P.A. Now (θ)
316°
Sep first
26.3
Sep last
26.3
Sep. Now (ρ)
26.3"
Mag pri
11.59
Mag sec
13.23
delta mag (ΔM)
1.64
Spectral class
K9.1V+M4 (yellow-orange/red)
Pri motion ra
+032
Sec motion ra
+035
Pri motion dec
-065
Sec motion dec
-060
Notes
V (Proper motion indicates physical)
rPM=0.08 (< 0.3, Physical double)
This double is physical.
 
 
19561-3208 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 19 56 04 -32 07 38 UC 4054 AB 2016 11 316 26.3 11.59 13.23 1.64 <===
Show 19 56 03 -32 07 19 BWL 53 Ba,Bb 2020 6 299 0.1 8.70 9.90 1.20
Triple system
2 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
316.1
Precise sep
26.26
Constellation
Sagittarius
Tycho2
7443-01102-1
Gaia DR2
6747467224874108288
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19561-3208 UC 4054 AB 1999 2 316 26.3 11.59 13.23 V 195604.38-320737.7
19561-3208 UC 4054 AB 2010 8 316 26.3 11.59 13.23 V 195604.38-320737.7
19561-3208 UC 4054 AB 2015 9 316 26.3 11.59 13.23 K9.1V+M4 V 195604.38-320737.7

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