17421+2127 DRD 1
17h 42m 00.55s +21° 27' 12.0" P.A. 352.00 sep 17.2 mag 9.05,14.75 Sp K0
| Coord 2000 |
17421+2127 |
|
Discov num |
DRD 1 |
|
Comp |
|
|
Coord arcsec 2000 |
17 42 00.55 +21 27 12.0 |
|
| Date first |
1982 |
|
Date last |
2015 |
|
Obs |
7 |
|
| Pa first |
354 |
|
Pa last |
352.4 |
|
P.A. Now (θ) |
352.4° |
|
| Sep first |
17.4 |
|
Sep last |
17.23 |
|
Sep. Now (ρ) |
17.23" |
|
| Mag pri |
9.05 |
|
Mag sec |
14.75 |
|
delta mag (ΔM) |
5.7 |
|
Spectral class |
K0 (yellow-orange) |
|
| Pri motion ra |
+002 |
|
Sec motion ra |
|
|
| Pri motion dec |
-009 |
|
Sec motion dec |
|
|
| Notes |
N
(See Notes) |
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Hercules |
|
Tycho2 |
1563-03054-1 |
|
Gaia DR2 |
4556051417258100480 |
|