18501+3322 BU  293BF

 
 
18h 50m 06.69s +33 21' 06.6" P.A. 1 sep 120.6 mag 6.69,10.62 Sp B5V dist. 294.99 pc (962.26 l.y.)
 
 
Coord 2000
18501+3322
Discov num
BU  293
Comp
BF
Coord arcsec 2000
18 50 06.69 +33 21 06.6
Date first
1893
Date last
2015
Obs
12
Pa first
2
Pa last
1
P.A. Now (θ)
Sep first
121.0
Sep last
120.6
Sep. Now (ρ)
120.6"
Mag pri
6.69
Mag sec
10.62
delta mag (ΔM)
3.93
Spectral class
B5V (blue-white)
Pri motion ra
+000
Sec motion ra
+001
Pri motion dec
-007
Sec motion dec
-003
Notes
N (See Notes)
rPM=0.589
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
1.4
Precise sep
120.642
Constellation
Lyra
SAO
67451
HIP
92420
Tycho2
2642-02930-1
HD
174664
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
last precise pa
1.4
last precise sep
120.642
 
 
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 BF 2007 10 2 120.8 6.69 10.62 D 185006.69+332106.6
18501+3322 BU 293 BF 2015 12 1 120.6 6.69 10.62 B5V N 185006.69+332106.6

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