16156-0822 BUP 165 (18 Sco)

 
 
16h 15m 37.26s -08 22' 09.9" P.A. 309 sep 49.7 mag 5.50,13.30 Sp G2Va dist. 13.9 pc (45.34 l.y.)
 
 
Coord 2000
16156-0822
Discov num
BUP 165
Comp
Coord arcsec 2000
16 15 37.26 -08 22 09.9
Date first
1910
Date last
2015
Obs
5
Pa first
216
Pa last
309
P.A. Now (θ)
309°
Sep first
23.6
Sep last
49.7
Sep. Now (ρ)
49.7"
Mag pri
5.50
Mag sec
13.30
delta mag (ΔM)
7.8
Spectral class
G2Va (yellow)
Pri motion ra
+238
Sec motion ra
Pri motion dec
-497
Sec motion dec
Notes
N U (See Notes, Proper motion indicates non-physical)
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
309
Precise sep
49.7
Name
18 Sco
Constellation
Scorpius
SAO
141066
HIP
79672
Tycho2
5613-01378-1
HD
146233
HR
6060
GC
21864
GL
Gl 616
BD
BD-07 4242
Flamsteed
18 Scorpii
Flamsteed name
18 Sco
Distance
13.9
Distance ly
45.34
last precise pa
309
last precise sep
49.7
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
16156-0822 BUP 165 1958 2 280 25.8 5.50 13.30 G2Va N 161537.13-082205.7
16156-0822 BUP 165 2000 4 306 42.6 5.50 13.30 G2Va NU 161537.13-082205.7
16156-0822 BUP 165 2015 6 309 49.7 5.50 13.30 G2Va NU 161537.13-082205.7

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