18016+3132 BRT 258
18h 01m 34.00s +31° 31' 40.9" P.A. 269.00 sep 3.7 mag 11.40,12.50
| Coord 2000 |
18016+3132 |
|
Discov num |
BRT 258 |
|
Comp |
|
|
Coord arcsec 2000 |
18 01 34.00 +31 31 40.9 |
|
| Date first |
1902 |
|
Date last |
2019 |
|
Obs |
9 |
|
| Pa first |
276 |
|
Pa last |
269.4 |
|
P.A. Now (θ) |
269.4° |
|
| Sep first |
3.0 |
|
Sep last |
3.74 |
|
Sep. Now (ρ) |
3.74" |
|
| Mag pri |
11.40 |
|
Mag sec |
12.50 |
|
delta mag (ΔM) |
1.1 |
|
Spectral class |
|
|
| Pri motion ra |
+054 |
|
Sec motion ra |
-014 |
|
| Pri motion dec |
-011 |
|
Sec motion dec |
-010 |
|
| Notes |
|
|
rPM=1.234
This double is not physical.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Hercules |
|
Gaia DR2 |
4602919616517883776 |
|
