21240-0627 ITF  89

 
 
21h 23m 59.17s -06 26' 33.1" P.A. 340 sep 23 mag 13.90,15.70 Sp F8V+G8V
 
 
Coord 2000
21240-0627
Discov num
ITF  89
Comp
Coord arcsec 2000
21 23 59.17 -06 26 33.1
Date first
1953
Date last
2015
Obs
6
Pa first
340
Pa last
340
P.A. Now (θ)
340°
Sep first
23.4
Sep last
23.0
Sep. Now (ρ)
23"
Mag pri
13.90
Mag sec
15.70
delta mag (ΔM)
1.8
Spectral class
F8V+G8V (yellow-white/yellow)
Pri motion ra
+004
Sec motion ra
+005
Pri motion dec
-014
Sec motion dec
-014
Notes
U (Proper motion indicates non-physical)
rPM=0.067 (< 0.3, Physical double)
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
339.9
Precise sep
22.986
Cdsa2 id
ITF 89
Constellation
Aquarius
Ra deg
21.399769444444445
De deg
-6.442527777777778
last precise pa
339.9
last precise sep
22.986
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
21240-0627 ITF 89 1999 2 340 23.0 13.90 15.70 F8V+G8V V 212359.17-062633.1
21240-0627 ITF 89 2000 4 340 23.1 13.90 15.70 F8V+G8V V 212359.17-062633.1
21240-0627 ITF 89 2010 5 340 22.7 13.90 15.70 F8V+G8V V 212359.17-062633.1
21240-0627 ITF 89 2015 6 340 23.0 13.90 15.70 F8V+G8V U 212359.17-062633.1

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