18501+3322 RBR  11Aa,Ab

 
 
18h 50m 04.79s +33 21' 45.6" P.A. 176 sep 0.5 mag 3.60,8.20 Sp B8Iab+B4V dist. 294.99 pc (962.26 l.y.)
 
 
Coord 2000
18501+3322
Discov num
RBR  11
Comp
Aa,Ab
Coord arcsec 2000
18 50 04.79 +33 21 45.6
Date first
2002
Date last
2002
Obs
1
Pa first
176
Pa last
176
P.A. Now (θ)
176°
Sep first
0.5
Sep last
0.5
Sep. Now (ρ)
0.5"
Mag pri
3.60
Mag sec
8.20
delta mag (ΔM)
4.6
Spectral class
B8Iab+B4V (blue-white/blue-white)
Pri motion ra
+001
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
176.3
Precise sep
0.54
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 RBR 11 Aa,Ab 2002 1 176 0.5 3.63   B8Iab+B4V D 185004.79+332145.6

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