18040-0135 BAL 579

 
 
18h 03m 58.75s -01 35' 17.8" P.A. 359 sep 7.1 mag 9.96,10.51 Sp F5
 
 
Coord 2000
18040-0135
Discov num
BAL 579
Comp
Coord arcsec 2000
18 03 58.75 -01 35 17.8
Date first
1893
Date last
2013
Obs
11
Pa first
0
Pa last
359
P.A. Now (θ)
359°
Sep first
7.1
Sep last
7.1
Sep. Now (ρ)
7.1"
Mag pri
9.96
Mag sec
10.51
delta mag (ΔM)
0.55
Spectral class
F5 (yellow-white)
Pri motion ra
-009
Sec motion ra
-008
Pri motion dec
-010
Sec motion dec
-010
Notes
rPM=0.074 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
358.8
Precise sep
7.11
Constellation
Serpens
Tycho2
5096-01268-1
HD
165009
last precise pa
358.8
last precise sep
7.11
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18040-0135 BAL 579 2004 8 0 7.4 9.96 10.51 F5 D 180358.75-013517.8
18040-0135 BAL 579 2013 10 359 7.1 9.96 10.51 F5 180358.75-013517.8

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