18501+3322 BU  293AD

 
 
18h 50m 04.79s +33 21' 45.6" P.A. 68 sep 64 mag 3.63,14.30 Sp B7Ve dist. 294.99 pc (962.26 l.y.)
 
 
Coord 2000
18501+3322
Discov num
BU  293
Comp
AD
Coord arcsec 2000
18 50 04.79 +33 21 45.6
Date first
1898
Date last
2015
Obs
8
Pa first
68
Pa last
68
P.A. Now (θ)
68°
Sep first
64.3
Sep last
64.0
Sep. Now (ρ)
64"
Mag pri
3.63
Mag sec
14.30
delta mag (ΔM)
10.67
Spectral class
B7Ve (blue-white)
Pri motion ra
+002
Sec motion ra
Pri motion dec
-004
Sec motion dec
Notes
N (See Notes)
Nature of this double is uncertain.
 
 
18501+3322 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 67451 18501+3322 CIA 3 Aa1,2 2007 2007 7 72 0.0 3.60 4.00 0.40 Y
Show 67451 18501+3322 RBR 11 Aa,Ab 2002 2002 1 176 0.5 3.60 8.20 4.60
Show Sheliak 67451 18501+3322 STFA 39 AB 1777 2017 117 149 45.7 3.63 6.69 3.06
Show 67451 18501+3322 BU 293 AC 1878 2015 8 247 46.8 3.63 13.00 9.37
Show 67451 18501+3322 BU 293 AD 1898 2015 8 68 64.0 3.63 14.30 10.67 <===
Show 67451 18501+3322 BU 293 AE 1828 2015 37 317 67.2 3.63 10.14 6.51
Show 67451 18501+3322 BU 293 AF 1828 2015 36 18 86.0 3.63 10.62 6.99
Show 67451 18501+3322 BU 293 BE 1893 2015 12 322 112.4 6.69 10.13 3.44
Show 67451 18501+3322 BU 293 BF 1893 2015 12 1 120.6 6.69 10.62 3.93
Show 67451 18501+3322 BU 293 EF 1893 2015 7 66 79.4 10.14 10.62 0.48
Octuple system
6 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
68.4
Precise sep
63.953
Constellation
Lyra
SAO
67451
HIP
92420
Tycho2
2642-02929-1
Gaia DR2
2090687795054381056
HD
174638
HR
7106
GC
25847
BD
BD+33 3223
Bayer
Beta Lyrae
Bayer name
Bet Lyr
Flamsteed
10 Lyrae
Flamsteed name
10 Lyr
Distance
294.99
Distance ly
962.26
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18501+3322 BU 293 AD 2007 6 68 64.4 3.63 14.30 B7Ve D 185004.79+332145.6
18501+3322 BU 293 AD 2015 8 68 64.0 3.63 14.30 B7Ve N 185004.79+332145.6

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