17404+2144 BRT 2436
17h 40m 25.45s +21° 44' 19.4" P.A. 187.00 sep 5.6 mag 10.91,10.90
Coord 2000 |
17404+2144 |
|
Discov num |
BRT2436 |
|
Comp |
|
|
Coord arcsec 2000 |
17 40 25.45 +21 44 19.4 |
|
Date first |
1894 |
|
Date last |
2015 |
|
Obs |
21 |
|
Pa first |
187 |
|
Pa last |
187 |
|
P.A. Now (θ) |
187° |
|
Sep first |
5.2 |
|
Sep last |
5.6 |
|
Sep. Now (ρ) |
5.6" |
|
Mag pri |
10.91 |
|
Mag sec |
10.90 |
|
delta mag (ΔM) |
0.01 |
|
Spectral class |
|
|
Pri motion ra |
-001 |
|
Sec motion ra |
-005 |
|
Pri motion dec |
+006 |
|
Sec motion dec |
+030 |
|
Notes |
|
|
rPM=0.8
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Hercules |
|
Tycho2 |
1563-02033-1 |
|
Gaia DR2 |
4556262012395590912 |
|