18253+4653 BU 134 (HD 170074)
18h 25m 17.50s +46° 53' 07.4" P.A. 125.00 sep 1.1 mag 7.99,9.70 Sp B9.5V dist. 227.27 pc (741.35 l.y.)
Coord 2000 |
18253+4653 |
|
Discov num |
BU 134 |
|
Comp |
|
|
Coord arcsec 2000 |
18 25 17.50 +46 53 07.4 |
|
Date first |
1851 |
|
Date last |
2016 |
|
Obs |
43 |
|
Pa first |
141 |
|
Pa last |
125.1 |
|
P.A. Now (θ) |
125.1° |
|
Sep first |
1.1 |
|
Sep last |
1.103 |
|
Sep. Now (ρ) |
1.103" |
|
Mag pri |
7.99 |
|
Mag sec |
9.70 |
|
delta mag (ΔM) |
1.71 |
|
Spectral class |
B9.5V (blue-white) |
|
Pri motion ra |
-007 |
|
Sec motion ra |
-007 |
|
Pri motion dec |
+000 |
|
Sec motion dec |
+000 |
|
Notes |
N
(See Notes) |
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 170074 |
|
Constellation |
Lyra |
|
SAO |
47479 |
|
HIP |
90283 |
|
Tycho2 |
3530-00086-1 |
|
Gaia DR2 |
2118767226078775936 |
|
HD |
170074 |
|
BD |
BD+46 2484 |
|
Distance |
227.27 |
|
Distance ly |
741.35 |
|