17462-2242 BRT1507

 
 
17h 46m 14.65s -22 41' 01.1" P.A. 269 sep 8.2 mag 12.40,12.50 Sp B2/3II
 
 
Coord 2000
17462-2242
Discov num
BRT1507
Comp
Coord arcsec 2000
17 46 14.65 -22 41 01.1
Date first
1920
Date last
1999
Obs
6
Pa first
271
Pa last
269
P.A. Now (θ)
269°
Sep first
4.9
Sep last
8.2
Sep. Now (ρ)
8.2"
Mag pri
12.40
Mag sec
12.50
delta mag (ΔM)
0.1
Spectral class
B2/3II (blue-white)
Pri motion ra
+004
Sec motion ra
-016
Pri motion dec
-002
Sec motion dec
-004
Notes
rPM=1.219
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
269.1
Precise sep
8.208
Constellation
Sagittarius
last precise pa
269.1
last precise sep
8.208
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17462-2242 BRT1507 1921 2 91 6.8 9.74 10.00 B2/3II 174614.29-224136.1
17462-2242 BRT1507 1996 3 268 7.9 9.74 10.00 B2/3II 174614.29-224136.1
17462-2242 BRT1507 1998 4 269 8.2 12.40 12.50 B2/3II 174614.65-224101.1
17462-2242 BRT1507 1999 5 269 8.2 12.40 12.50 B2/3II 174614.65-224101.1

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