18501+3322 BU 293 AC
18h 50m 04.79s +33° 21' 45.6" P.A. 247.00 sep 46.8 mag 3.63,13.00 Sp B7Ve dist. 294.99 pc (962.26 l.y.)
Coord 2000 |
18501+3322 |
|
Discov num |
BU 293 |
|
Comp |
AC |
|
Coord arcsec 2000 |
18 50 04.79 +33 21 45.6 |
|
Date first |
1878 |
|
Date last |
2015 |
|
Obs |
8 |
|
Pa first |
248 |
|
Pa last |
247.2 |
|
P.A. Now (θ) |
247.2° |
|
Sep first |
46.3 |
|
Sep last |
46.778 |
|
Sep. Now (ρ) |
46.778" |
|
Mag pri |
3.63 |
|
Mag sec |
13.00 |
|
delta mag (ΔM) |
9.37 |
|
Spectral class |
B7Ve (blue-white) |
|
Pri motion ra |
+002 |
|
Sec motion ra |
-002 |
|
Pri motion dec |
-004 |
|
Sec motion dec |
-002 |
|
Notes |
N
S
(See Notes, Parallax indidates non-physical) |
|
rPM=1
This double is not physical.
18501+3322 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
|
67451 |
18 50 05 +33 21 46 |
CIA 3 Aa1,2 |
2007 |
14 |
88 |
0.0 |
3.60 |
4.00 |
0.40 |
Y |
|
Show |
|
67451 |
18 50 05 +33 21 46 |
RBR 11 Aa,Ab |
2002 |
1 |
176 |
0.5 |
3.60 |
8.20 |
4.60 |
|
|
Show |
Sheliak |
67451 |
18 50 05 +33 21 46 |
STFA 39 AB |
2017 |
117 |
149 |
45.7 |
3.63 |
6.69 |
3.06 |
|
|
Show |
|
67451 |
18 50 05 +33 21 46 |
BU 293 AC |
2015 |
8 |
247 |
46.8 |
3.63 |
13.00 |
9.37 |
|
<=== |
Show |
|
67451 |
18 50 05 +33 21 46 |
BU 293 AD |
2015 |
8 |
68 |
64.0 |
3.63 |
14.30 |
10.67 |
|
|
Show |
|
67451 |
18 50 05 +33 21 46 |
BU 293 AE |
2015 |
37 |
317 |
67.2 |
3.63 |
10.14 |
6.51 |
|
|
Show |
|
67451 |
18 50 05 +33 21 46 |
BU 293 AF |
2015 |
36 |
18 |
86.0 |
3.63 |
10.62 |
6.99 |
|
|
Show |
|
67453 |
18 50 07 +33 21 07 |
BU 293 BE |
2015 |
14 |
322 |
112.4 |
6.69 |
10.13 |
3.44 |
|
|
Show |
|
67453 |
18 50 07 +33 21 07 |
BU 293 BF |
2015 |
14 |
1 |
120.6 |
6.69 |
10.62 |
3.93 |
|
|
Show |
|
|
18 50 01 +33 22 35 |
BU 293 EF |
2015 |
11 |
66 |
79.4 |
10.14 |
10.62 |
0.48 |
|
|
Octuple system
6 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Common name |
Sheliak |
|
Constellation |
Lyra |
|
SAO |
67451 |
|
HIP |
92420 |
|
Tycho2 |
2642-02929-1 |
|
Gaia DR2 |
2090687795054381056 |
|
HD |
174638 |
|
HR |
7106 |
|
GC |
25847 |
|
ADS |
11745 |
|
BD |
BD+33 3223 |
|
Bayer |
Beta Lyrae |
|
Bayer name |
Bet Lyr |
|
Flamsteed |
10 Lyrae |
|
Flamsteed name |
10 Lyr |
|
FK5 |
705 |
|
Distance |
294.99 |
|
Distance ly |
962.26 |
|
Bayer greek |
β Lyr |
|
Other names |
SHILIAK, Shelyak |
|
Meaning |
turtle (carapace) |
|