18125-1852 VAT   2

 
 
18h 12m 29.81s -18 51' 40.6" P.A. 86 sep 7.4 mag 9.40,9.80 Sp A2V
 
 
Coord 2000
18125-1852
Discov num
VAT   2
Comp
Coord arcsec 2000
18 12 29.81 -18 51 40.6
Date first
1916
Date last
2005
Obs
9
Pa first
87
Pa last
86
P.A. Now (θ)
86°
Sep first
7.5
Sep last
7.4
Sep. Now (ρ)
7.4"
Mag pri
9.40
Mag sec
9.80
delta mag (ΔM)
0.4
Spectral class
A2V (white)
Pri motion ra
+003
Sec motion ra
+006
Pri motion dec
+000
Sec motion dec
+001
Notes
N (See Notes)
rPM=0.52
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
85.5
Precise sep
7.41
Constellation
Sagittarius
SAO
161179
Tycho2
6272-02521-1
last precise pa
85.5
last precise sep
7.41
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18125-1852 VAT 2 2005 8 86 7.4 9.40 9.80 A2V N D 181229.81-185140.6

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