18581+0559 OL  215

 
 
18h 58m 04.36s +05 59' 26.2" P.A. 104 sep 5.7 mag 10.22,10.83 Sp G0
 
 
Coord 2000
18581+0559
Discov num
OL  215
Comp
Coord arcsec 2000
18 58 04.36 +05 59 26.2
Date first
1905
Date last
2016
Obs
12
Pa first
105
Pa last
104
P.A. Now (θ)
104°
Sep first
5.5
Sep last
5.7
Sep. Now (ρ)
5.7"
Mag pri
10.22
Mag sec
10.83
delta mag (ΔM)
0.61
Spectral class
G0 (yellow)
Pri motion ra
+008
Sec motion ra
+013
Pri motion dec
+001
Sec motion dec
-001
Notes
rPM=0.413
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
104.4
Precise sep
5.723
Constellation
Serpens
Tycho2
0461-00770-1
HD
176041
last precise pa
104.4
last precise sep
5.723
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18581+0559 OL 215 1999 9 105 5.6 10.22 10.83 G0 D 185804.36+055926.2
18581+0559 OL 215 2009 10 104 5.7 10.22 10.83 G0 D 185804.36+055926.2
18581+0559 OL 215 2016 12 104 5.7 10.22 10.83 G0 185804.36+055926.2

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