17347+1304 HEI 549
17h 34m 41.56s +13° 04' 10.0" P.A. 25.00 sep 0.7 mag 10.62,10.59
| Coord 2000 |
17347+1304 |
|
Discov num |
HEI 549 |
|
Comp |
|
|
Coord arcsec 2000 |
17 34 41.56 +13 04 10.0 |
|
| Date first |
1987 |
|
Date last |
2013 |
|
Obs |
4 |
|
| Pa first |
26 |
|
Pa last |
25.1 |
|
P.A. Now (θ) |
25.1° |
|
| Sep first |
0.5 |
|
Sep last |
0.651 |
|
Sep. Now (ρ) |
0.651" |
|
| Mag pri |
10.62 |
|
Mag sec |
10.59 |
|
delta mag (ΔM) |
0.03 |
|
Spectral class |
|
|
| Pri motion ra |
+007 |
|
Sec motion ra |
+007 |
|
| Pri motion dec |
-031 |
|
Sec motion dec |
-031 |
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Ophiuchus |
|
Tycho2 |
1000-02108-1 |
|
Gaia DR2 |
4494339407297954176 |
|