19042+3245 BRD   4

 
 
19h 04m 15.19s +32 45' 16.8" P.A. 311 sep 2.6 mag 9.25,9.64 Sp A5
 
 
Coord 2000
19042+3245
Discov num
BRD   4
Comp
Coord arcsec 2000
19 04 15.19 +32 45 16.8
Date first
1881
Date last
2015
Obs
27
Pa first
315
Pa last
311
P.A. Now (θ)
311°
Sep first
2.7
Sep last
2.6
Sep. Now (ρ)
2.6"
Mag pri
9.25
Mag sec
9.64
delta mag (ΔM)
0.39
Spectral class
A5 (white)
Pri motion ra
+007
Sec motion ra
Pri motion dec
-019
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
311.1
Precise sep
2.557
Constellation
Lyra
Tycho2
2644-01291-1
HD
177646
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19042+3245 BRD 4 2005 24 311 2.5 9.25 9.64 A5 190415.19+324516.8
19042+3245 BRD 4 2007 26 311 2.5 9.25 9.64 A5 190415.19+324516.8
19042+3245 BRD 4 2009 27 310 2.5 9.25 9.64 A5 190415.19+324516.8
19042+3245 BRD 4 2015 27 311 2.6 9.25 9.64 A5 190415.19+324516.8

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