18206+3150 BRT 2291
18h 20m 40.30s +31° 49' 24.8" P.A. 147.00 sep 2.7 mag 11.42,12.18
| Coord 2000 |
18206+3150 |
|
Discov num |
BRT2291 |
|
Comp |
|
|
Coord arcsec 2000 |
18 20 40.30 +31 49 24.8 |
|
| Date first |
1936 |
|
Date last |
2015 |
|
Obs |
6 |
|
| Pa first |
145 |
|
Pa last |
147.1 |
|
P.A. Now (θ) |
147.1° |
|
| Sep first |
2.5 |
|
Sep last |
2.74 |
|
Sep. Now (ρ) |
2.74" |
|
| Mag pri |
11.42 |
|
Mag sec |
12.18 |
|
delta mag (ΔM) |
0.76 |
|
Spectral class |
|
|
| Pri motion ra |
-013 |
|
Sec motion ra |
-013 |
|
| Pri motion dec |
+052 |
|
Sec motion dec |
+052 |
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Lyra |
|
Tycho2 |
2623-00284-1 |
|
Gaia DR2 |
4591822967214821248 |
|
