16568+2734 BRT 172
16h 56m 45.14s +27° 33' 31.0" P.A. 217.00 sep 4.7 mag 10.20,11.50
Coord 2000 |
16568+2734 |
|
Discov num |
BRT 172 |
|
Comp |
|
|
Coord arcsec 2000 |
16 56 45.14 +27 33 31.0 |
|
Date first |
1895 |
|
Date last |
2019 |
|
Obs |
12 |
|
Pa first |
196 |
|
Pa last |
217 |
|
P.A. Now (θ) |
217° |
|
Sep first |
4.0 |
|
Sep last |
4.69 |
|
Sep. Now (ρ) |
4.69" |
|
Mag pri |
10.20 |
|
Mag sec |
11.50 |
|
delta mag (ΔM) |
1.3 |
|
Spectral class |
|
|
Pri motion ra |
-031 |
|
Sec motion ra |
-050 |
|
Pri motion dec |
-112 |
|
Sec motion dec |
-124 |
|
Notes |
|
|
rPM=0.168 (< 0.3, Physical double)
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Hercules |
|
Tycho2 |
2067-01178-1 |
|
Gaia DR2 |
1306958170215680512 |
|