20124-1237 RAO  88CD

 
 
20h 12m 09.45s -12 53' 35.3" P.A. 271 sep 17.8 mag 11.20,15.59 Sp M0Vk
 
 
Coord 2000
20124-1237
Discov num
RAO  88
Comp
CD
Coord arcsec 2000
20 12 09.45 -12 53 35.3
Date first
2000
Date last
2013
Obs
2
Pa first
262
Pa last
271
P.A. Now (θ)
271°
Sep first
15.3
Sep last
17.8
Sep. Now (ρ)
17.8"
Mag pri
11.20
Mag sec
15.59
delta mag (ΔM)
4.39
Spectral class
M0Vk (red)
Pri motion ra
+193
Sec motion ra
-017
Pri motion dec
-190
Sec motion dec
-017
Notes
N U (See Notes, Proper motion indicates non-physical)
rPM=1.005
This double is not 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 163337 20124-1237 TDT2085 AC 1991 2000 4 194 999.9 5.89 11.20 5.31
Show 20124-1237 RAO 88 CD 2000 2013 2 271 17.8 11.20 15.59 4.39 <===
Quadruple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
271.1
Precise sep
17.823
Cdsa2 id
RAO 88 CD
Constellation
Capricornus
Ra deg
20.202624999999998
De deg
-12.893138888888888
last precise pa
271.1
last precise sep
17.823
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20124-1237 RAO 88 CD 2013 2 271 17.8 11.20 15.59 M0Vk U 201209.45-125335.3

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