16284+3112 BRT 255
16h 28m 24.12s +31° 11' 48.7" P.A. 217.00 sep 4.9 mag 11.40,11.50
Coord 2000 |
16284+3112 |
|
Discov num |
BRT 255 |
|
Comp |
|
|
Coord arcsec 2000 |
16 28 24.12 +31 11 48.7 |
|
Date first |
1902 |
|
Date last |
2016 |
|
Obs |
20 |
|
Pa first |
217 |
|
Pa last |
216.7 |
|
P.A. Now (θ) |
216.7° |
|
Sep first |
4.5 |
|
Sep last |
4.85 |
|
Sep. Now (ρ) |
4.85" |
|
Mag pri |
11.40 |
|
Mag sec |
11.50 |
|
delta mag (ΔM) |
0.1 |
|
Spectral class |
|
|
Pri motion ra |
+021 |
|
Sec motion ra |
-017 |
|
Pri motion dec |
-024 |
|
Sec motion dec |
-023 |
|
Notes |
V
(Proper motion indicates physical) |
|
rPM=1.192
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Hercules |
|
Gaia DR2 |
1324380000677367424 |
|