18171+1527 TDT 774
18h 17m 04.52s +15° 27' 16.4" P.A. 31.00 sep 0.6 mag 11.33,11.49
| Coord 2000 |
18171+1527 |
|
Discov num |
TDT 774 |
|
Comp |
|
|
Coord arcsec 2000 |
18 17 04.52 +15 27 16.4 |
|
| Date first |
1991 |
|
Date last |
1991 |
|
Obs |
1 |
|
| Pa first |
31 |
|
Pa last |
31 |
|
P.A. Now (θ) |
31° |
|
| Sep first |
0.6 |
|
Sep last |
0.58 |
|
Sep. Now (ρ) |
0.58" |
|
| Mag pri |
11.33 |
|
Mag sec |
11.49 |
|
delta mag (ΔM) |
0.16 |
|
Spectral class |
|
|
| Pri motion ra |
+004 |
|
Sec motion ra |
+004 |
|
| Pri motion dec |
-005 |
|
Sec motion dec |
-005 |
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Hercules |
|
Tycho2 |
1568-00435-1 |
|
Gaia DR2 |
4497961885804379904 |
|