18582-7521 I   640

 
 
18h 58m 12.44s -75 20' 55.7" P.A. 318 sep 2.5 mag 10.82,11.80 Sp G5
 
 
Coord 2000
18582-7521
Discov num
I   640
Comp
Coord arcsec 2000
18 58 12.44 -75 20 55.7
Date first
1909
Date last
1913
Obs
2
Pa first
315
Pa last
318
P.A. Now (θ)
318°
Sep first
1.5
Sep last
2.5
Sep. Now (ρ)
2.5"
Mag pri
10.82
Mag sec
11.80
delta mag (ΔM)
0.98
Spectral class
G5 (yellow)
Pri motion ra
-024
Sec motion ra
Pri motion dec
+018
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
317.8
Precise sep
2.47
Cdsa2 id
I 640
Constellation
Octans
Ra deg
18.97012222222222
De deg
-75.34880555555556
last precise pa
317.8
last precise sep
2.47
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18582-7521 I 640 1913 2 318 2.5 10.82 11.80 G5 185812.44-752055.7

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