16476+2538 WEI 31 BC
16h 47m 34.83s +25° 38' 25.2" P.A. 251.00 sep 28.7 mag 10.12,11.21
Coord 2000 |
16476+2538 |
|
Discov num |
WEI 31 |
|
Comp |
BC |
|
Coord arcsec 2000 |
16 47 34.83 +25 38 25.2 |
|
Date first |
1879 |
|
Date last |
2015 |
|
Obs |
18 |
|
Pa first |
243 |
|
Pa last |
251.2 |
|
P.A. Now (θ) |
251.2° |
|
Sep first |
25.4 |
|
Sep last |
28.725 |
|
Sep. Now (ρ) |
28.725" |
|
Mag pri |
10.12 |
|
Mag sec |
11.21 |
|
delta mag (ΔM) |
1.09 |
|
Spectral class |
|
|
Pri motion ra |
+007 |
|
Sec motion ra |
-023 |
|
Pri motion dec |
-010 |
|
Sec motion dec |
+010 |
|
Notes |
|
|
rPM=1.438
This double is not physical.
16476+2538 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
|
|
16 47 35 +25 38 22 |
WEI 31 AB |
2020 |
46 |
317 |
5.0 |
9.94 |
10.12 |
0.18 |
|
|
Show |
|
|
16 47 35 +25 38 22 |
WEI 31 AC |
2015 |
15 |
260 |
31.1 |
9.94 |
11.21 |
1.27 |
|
|
Show |
|
|
16 47 35 +25 38 25 |
WEI 31 BC |
2015 |
18 |
251 |
28.7 |
10.12 |
11.21 |
1.09 |
|
<=== |
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Hercules |
|
Tycho2 |
2062-00344-2 |
|
Gaia DR2 |
1300394708570701056 |
|