18211+3150 BRT 260
18h 21m 10.90s +31° 49' 17.0" P.A. 231.00 sep 3.9 mag 11.21,11.29
Coord 2000 |
18211+3150 |
|
Discov num |
BRT 260 |
|
Comp |
|
|
Coord arcsec 2000 |
18 21 10.90 +31 49 17.0 |
|
Date first |
1900 |
|
Date last |
2019 |
|
Obs |
16 |
|
Pa first |
239 |
|
Pa last |
231.4 |
|
P.A. Now (θ) |
231.4° |
|
Sep first |
3.5 |
|
Sep last |
3.86 |
|
Sep. Now (ρ) |
3.86" |
|
Mag pri |
11.21 |
|
Mag sec |
11.29 |
|
delta mag (ΔM) |
0.08 |
|
Spectral class |
|
|
Pri motion ra |
+000 |
|
Sec motion ra |
-001 |
|
Pri motion dec |
-009 |
|
Sec motion dec |
-010 |
|
Notes |
U
(Proper motion indicates non-physical) |
|
rPM=0.141 (< 0.3, Physical double)
This double is not physical.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Lyra |
|
Tycho2 |
2623-00454-2 |
|
Gaia DR2 |
4591913230247145984 |
|