18030-0237 A    35

 
 
18h 02m 59.91s -02 36' 39.3" P.A. 301 sep 1.4 mag 9.53,10.08 Sp G0
 
 
Coord 2000
18030-0237
Discov num
A    35
Comp
Coord arcsec 2000
18 02 59.91 -02 36 39.3
Date first
1899
Date last
2005
Obs
33
Pa first
293
Pa last
301
P.A. Now (θ)
301°
Sep first
1.6
Sep last
1.4
Sep. Now (ρ)
1.4"
Mag pri
9.53
Mag sec
10.08
delta mag (ΔM)
0.55
Spectral class
G0 (yellow)
Pri motion ra
-028
Sec motion ra
-028
Pri motion dec
-011
Sec motion dec
-011
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
300.9
Precise sep
1.37
Constellation
Serpens
Tycho2
5100-00275-1
HD
164788
last precise pa
300.9
last precise sep
1.37
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18030-0237 A 35 2005 33 301 1.3 9.53 10.08 G0 180259.91-023639.3

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