19561-3208 BWL  53Ba,Bb

 
 
19h 56m 02.94s -32 07' 18.7" P.A. 261 sep 0.2 mag 8.70,9.90 Sp M4.0
 
 
Coord 2000
19561-3208
Discov num
BWL  53
Comp
Ba,Bb
Coord arcsec 2000
19 56 02.94 -32 07 18.7
Date first
2012
Date last
2017
Obs
3
Pa first
228
Pa last
261
P.A. Now (θ)
261°
Sep first
0.2
Sep last
0.2
Sep. Now (ρ)
0.2"
Mag pri
8.70
Mag sec
9.90
delta mag (ΔM)
1.2
Spectral class
M4.0 (red)
Pri motion ra
+035
Sec motion ra
Pri motion dec
-060
Sec motion dec
Notes
K (K-band or other infrared magnitudes)
Nature of this double is uncertain.
 
 
19561-3208 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 19561-3208 UC 4054 AB 1954 2015 9 316 26.3 11.59 13.23 1.64
Show 19561-3208 BWL 53 Ba,Bb 2012 2017 3 261 0.2 8.70 9.90 1.20 <===
Triple system
2 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
260.6
Precise sep
0.156
Cdsa2 id
BWL 53 Ba,Bb
Constellation
Sagittarius
Ra deg
19.93415
De deg
-32.12186111111111
last precise pa
260.6
last precise sep
0.156
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19561-3208 BWL 53 Ba,Bb 2012 1 228 0.2 8.70 9.90 M4.0 K 195602.94-320718.7
19561-3208 BWL 53 Ba,Bb 2016 2 251 0.2 8.70 9.90 M4.0 K 195602.94-320718.7
19561-3208 BWL 53 Ba,Bb 2017 3 261 0.2 8.70 9.90 M4.0 K 195602.94-320718.7

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