15580+0143 BAL1909

 
 
15h 58m 01.21s +01 44' 05.1" P.A. 269 sep 4.4 mag 11.20,11.70
 
 
Coord 2000
15580+0143
Discov num
BAL1909
Comp
Coord arcsec 2000
15 58 01.21 +01 44 05.1
Date first
1990
Date last
2000
Obs
3
Pa first
224
Pa last
269
P.A. Now (θ)
269°
Sep first
3.5
Sep last
4.4
Sep. Now (ρ)
4.4"
Mag pri
11.20
Mag sec
11.70
delta mag (ΔM)
0.5
Spectral class
Pri motion ra
-003
Sec motion ra
Pri motion dec
-004
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
268.5
Precise sep
4.4
Constellation
Serpens
Tycho2
0353-00344-1
last precise pa
268.5
last precise sep
4.4
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
15580+0143 BAL1909 1990 1 224 3.5 11.20 11.70 X 155801.21+014405.1
15580+0143 BAL1909 2000 2 269 4.4 11.20 11.70 155801.21+014405.1

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