17453+0244 HEI 798
17h 45m 19.04s +02° 44' 08.2" P.A. 103.00 sep 2.0 mag 11.30,11.50
| Coord 2000 |
17453+0244 |
|
Discov num |
HEI 798 |
|
Comp |
|
|
Coord arcsec 2000 |
17 45 19.04 +02 44 08.2 |
|
| Date first |
1991 |
|
Date last |
2016 |
|
Obs |
5 |
|
| Pa first |
101 |
|
Pa last |
103.1 |
|
P.A. Now (θ) |
103.1° |
|
| Sep first |
1.5 |
|
Sep last |
1.965 |
|
Sep. Now (ρ) |
1.965" |
|
| Mag pri |
11.30 |
|
Mag sec |
11.50 |
|
delta mag (ΔM) |
0.2 |
|
Spectral class |
|
|
| Pri motion ra |
-026 |
|
Sec motion ra |
|
|
| Pri motion dec |
-018 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Ophiuchus |
|
Gaia DR2 |
4376080712622092800 |
|