18582-7521 I   640

 
 
18h 58m 12.44s -75 20' 55.7" P.A. 318 sep 2.7 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
2015
Obs
3
Pa first
315
Pa last
318
P.A. Now (θ)
318°
Sep first
1.5
Sep last
2.7
Sep. Now (ρ)
2.7"
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
317.5
Precise sep
2.693
Constellation
Octans
Tycho2
9458-02425-1
Gaia DR2
6413920408263582976
 
 
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
18582-7521 I 640 2015 3 318 2.7 10.82 11.80 G5 185812.44-752055.7

If you need more information about this double, apply for a data request form to the WDS.