18449+1606 HEI 173
18h 44m 50.97s +16° 07' 15.0" P.A. 305.00 sep 3.7 mag 11.00,11.20
| Coord 2000 |
18449+1606 |
|
Discov num |
HEI 173 |
|
Comp |
|
|
Coord arcsec 2000 |
18 44 50.97 +16 07 15.0 |
|
| Date first |
1980 |
|
Date last |
2015 |
|
Obs |
5 |
|
| Pa first |
309 |
|
Pa last |
305.3 |
|
P.A. Now (θ) |
305.3° |
|
| Sep first |
3.2 |
|
Sep last |
3.745 |
|
Sep. Now (ρ) |
3.745" |
|
| Mag pri |
11.00 |
|
Mag sec |
11.20 |
|
delta mag (ΔM) |
0.2 |
|
Spectral class |
|
|
| Pri motion ra |
+022 |
|
Sec motion ra |
-021 |
|
| Pri motion dec |
-016 |
|
Sec motion dec |
+016 |
|
| Notes |
N
(See Notes) |
|
rPM=1.97
This double is not physical.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Hercules |
|
Gaia DR2 |
4510805173751204736 |
|