18070-2121 ARA1510

 
 
18h 06m 57.74s -21 20' 55.2" P.A. 267 sep 14.3 mag 11.50,11.99
 
 
Coord 2000
18070-2121
Discov num
ARA1510
Comp
Coord arcsec 2000
18 06 57.74 -21 20 55.2
Date first
1923
Date last
2011
Obs
7
Pa first
267
Pa last
267
P.A. Now (θ)
267°
Sep first
14.6
Sep last
14.3
Sep. Now (ρ)
14.3"
Mag pri
11.50
Mag sec
11.99
delta mag (ΔM)
0.49
Spectral class
Pri motion ra
-005
Sec motion ra
+000
Pri motion dec
-004
Sec motion dec
-003
Notes
rPM=0.796
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
267.2
Precise sep
14.27
Constellation
Sagittarius
Tycho2
6263-02574-1
last precise pa
267.2
last precise sep
14.27
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18070-2121 ARA1510 1923 1 267 14.6 11.99 12.40 180656.69-212056.3
18070-2121 ARA1510 2011 2 267 14.3 11.99 12.40 180656.69-212056.3

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