18578+0339 BAL2501

 
 
18h 57m 47.55s +03 38' 42.3" P.A. 346 sep 3.6 mag 11.33,11.80
 
 
Coord 2000
18578+0339
Discov num
BAL2501
Comp
Coord arcsec 2000
18 57 47.55 +03 38 42.3
Date first
1992
Date last
2014
Obs
5
Pa first
342
Pa last
346
P.A. Now (θ)
346°
Sep first
3.6
Sep last
3.6
Sep. Now (ρ)
3.6"
Mag pri
11.33
Mag sec
11.80
delta mag (ΔM)
0.47
Spectral class
Pri motion ra
+014
Sec motion ra
Pri motion dec
-062
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
345.7
Precise sep
3.6
Constellation
Serpens
Tycho2
0453-00398-1
last precise pa
345.7
last precise sep
3.6
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18578+0339 BAL2501 2004 3 345 3.7 11.33 11.80 D 185747.55+033842.3
18578+0339 BAL2501 2014 5 346 3.6 11.33 11.80 185747.55+033842.3

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