17501-3509 B  2418

 
 
17h 50m 07.85s -35 09' 06.1" P.A. 30 sep 6.7 mag 8.12,13.00 Sp K2III
 
 
Coord 2000
17501-3509
Discov num
B  2418
Comp
Coord arcsec 2000
17 50 07.85 -35 09 06.1
Date first
1913
Date last
1998
Obs
4
Pa first
29
Pa last
30
P.A. Now (θ)
30°
Sep first
5.6
Sep last
6.7
Sep. Now (ρ)
6.7"
Mag pri
8.12
Mag sec
13.00
delta mag (ΔM)
4.88
Spectral class
K2III (yellow-orange)
Pri motion ra
-007
Sec motion ra
Pri motion dec
-013
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
30.2
Precise sep
6.65
Constellation
Scorpius
SAO
209324
Tycho2
7385-00781-1
HD
161985
last precise pa
30.2
last precise sep
6.65
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17501-3509 B 2418 1998 4 30 6.7 8.12 13.00 K2III D 175007.85-350906.1

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