20124-1237 TDT2085AC

 
 
20h 12m 25.87s -12 37' 03.0" P.A. 194 sep 999.9 mag 5.89,11.20 Sp F7V+M0Vk dist. 27.7 pc (90.36 l.y.)
 
 
Coord 2000
20124-1237
Discov num
TDT2085
Comp
AC
Coord arcsec 2000
20 12 25.87 -12 37 03.0
Date first
1991
Date last
2015
Obs
5
Pa first
194
Pa last
194
P.A. Now (θ)
194°
Sep first
999.9
Sep last
999.9
Sep. Now (ρ)
999.9"
Mag pri
5.89
Mag sec
11.20
delta mag (ΔM)
5.31
Spectral class
F7V+M0Vk (yellow-white/red)
Pri motion ra
+192
Sec motion ra
+193
Pri motion dec
-196
Sec motion dec
-190
Notes
N V (See Notes, Proper motion indicates physical)
rPM=0.022 (< 0.3, Physical double)
This double is physical.
 
 
20124-1237 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show Xi Cap 163337 20124-1237 BUP 206 AB 1909 2000 4 271 87.6 5.89 12.75 6.86
Show 20124-1237 TDT2085 AC 1991 2015 5 194 999.9 5.89 11.20 5.31 <===
Show 20124-1237 RAO 88 CD 2000 2015 3 273 18.0 11.20 15.59 4.39
Quadruple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
193.5
Precise sep
1021.052
Constellation
Capricornus
SAO
163337
HIP
99572
Tycho2
5748-02599-1
Gaia DR2
52737781888
HD
191862
HR
7715
GC
28035
GL
NN 4139
BD
BD-13 5608
Bayer
Xi Capricorni
Bayer name
Xi Cap
Flamsteed
2 Capricorni
Flamsteed name
2 Cap
Distance
27.7
Distance ly
90.36
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20124-1237 TDT2085 AC 1991 1 194 999.9 5.89 11.20 201225.76-123701.3
20124-1237 TDT2085 AC 1998 2 194 999.9 5.89 11.20 D 201225.76-123701.3
20124-1237 TDT2085 AC 2000 3 194 999.9 5.89 11.20 NVD 201225.76-123701.3
20124-1237 TDT2085 AC 2015 5 194 999.9 5.89 11.20 F7V+M0Vk NV 201225.87-123703.0

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