19087-3348 COO 233AB

 
 
19h 08m 44.82s -33 47' 39.3" P.A. 256 sep 12 mag 8.15,9.04 Sp F5
 
 
Coord 2000
19087-3348
Discov num
COO 233
Comp
AB
Coord arcsec 2000
19 08 44.82 -33 47 39.3
Date first
1890
Date last
2016
Obs
26
Pa first
255
Pa last
256
P.A. Now (θ)
256°
Sep first
11.5
Sep last
12.0
Sep. Now (ρ)
12"
Mag pri
8.15
Mag sec
9.04
delta mag (ΔM)
0.89
Spectral class
F5 (yellow-white)
Pri motion ra
+026
Sec motion ra
+031
Pri motion dec
-090
Sec motion dec
-107
Notes
rPM=0.159 (< 0.3, Physical double)
This double is physical.
 
 
19087-3348 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 19087-3348 COO 233 AB 1890 2016 26 256 12.0 8.15 9.04 0.89 <===
Show 19087-3348 UC 3816 AD 1999 2015 3 91 58.4 8.15 16.00 7.85
Show 19087-3348 LPO 75 BC 1920 2016 9 333 11.2 9.04 11.70 2.66
Show 19087-3348 UC 3816 BD 1999 2000 2 90 70.4 9.04 16.00 6.96
Quadruple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
255.5
Precise sep
12.03
Cdsa2 id
COO 233 AB
Constellation
Sagittarius
Tycho2
7418-02795-1
HD
178079
Ra deg
19.145783333333334
De deg
-33.79425
last precise pa
255.5
last precise sep
12.03
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19087-3348 COO 233 AB 2000 24 256 11.9 8.15 9.04 F5 D 190844.81-334738.6
19087-3348 COO 233 AB 2010 26 258 11.6 8.15 9.04 F5 190844.82-334739.3
19087-3348 COO 233 AB 2016 26 256 12.0 8.15 9.04 F5 190844.82-334739.3

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