02371-0926 ITF  77AB

 
 
02h 37m 07.46s -09 25' 31.8" P.A. 264 sep 246.4 mag 9.70,16.90 Sp G2V+M3.5V
 
 
Coord 2000
02371-0926
Discov num
ITF  77
Comp
AB
Coord arcsec 2000
02 37 07.46 -09 25 31.8
Date first
1949
Date last
2015
Obs
3
Pa first
264
Pa last
264
P.A. Now (θ)
264°
Sep first
246.3
Sep last
246.4
Sep. Now (ρ)
246.4"
Mag pri
9.70
Mag sec
16.90
delta mag (ΔM)
7.2
Spectral class
G2V+M3.5V (yellow/red)
Pri motion ra
+053
Sec motion ra
+053
Pri motion dec
+017
Sec motion dec
+019
Notes
N V (See Notes, Proper motion indicates physical)
rPM=0.036 (< 0.3, Physical double)
This double is physical.
 
 
02371-0926 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 02371-0926 ITF 77 AB 1949 2015 3 264 246.4 9.70 16.90 7.20 <===
Show 02371-0926 ITF 77 AC 1998 2015 3 247 238.1 9.70 16.90 7.20
Show 02371-0926 ITF 62 BD 1953 2015 3 38 2.2 16.90 18.00 1.10
Quadruple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
264.2
Precise sep
246.42
Cdsa2 id
ITF 77 AB
Constellation
Cetus
Tycho2
5285-01061-1
HD
16339
Ra deg
2.6187388888888887
De deg
-9.4255
last precise pa
264.2
last precise sep
246.42
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
02371-0926 ITF 77 AB 1949 1 264 246.3 9.70 16.90 G2V+M3.5V V 023707.46-092531.8
02371-0926 ITF 77 AB 1998 2 264 245.9 9.70 16.90 G2V+M3.5V NV 023707.46-092531.8
02371-0926 ITF 77 AB 2000 3 264 246.2 9.70 16.90 G2V+M3.5V NV 023707.46-092531.8
02371-0926 ITF 77 AB 2015 3 264 246.4 9.70 16.90 G2V+M3.5V NV 023707.46-092531.8

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