17091+2141 DAM 907
17h 09m 07.98s +21° 40' 46.5" P.A. 324.00 sep 4.0 mag 11.70,15.80
Coord 2000 |
17091+2141 |
|
Discov num |
DAM 907 |
|
Comp |
|
|
Coord arcsec 2000 |
17 09 07.98 +21 40 46.5 |
|
Date first |
2003 |
|
Date last |
2015 |
|
Obs |
2 |
|
Pa first |
328 |
|
Pa last |
323.9 |
|
P.A. Now (θ) |
323.9° |
|
Sep first |
3.9 |
|
Sep last |
3.953 |
|
Sep. Now (ρ) |
3.953" |
|
Mag pri |
11.70 |
|
Mag sec |
15.80 |
|
delta mag (ΔM) |
4.1 |
|
Spectral class |
|
|
Pri motion ra |
-001 |
|
Sec motion ra |
|
|
Pri motion dec |
-010 |
|
Sec motion dec |
|
|
Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Hercules |
|
Tycho2 |
1547-00356-1 |
|
Gaia DR2 |
4567901889160608640 |
|