17433+1018 HEI 551
17h 43m 15.45s +10° 17' 45.7" P.A. 68.00 sep 3.4 mag 9.90,10.30
| Coord 2000 |
17433+1018 |
|
Discov num |
HEI 551 |
|
Comp |
|
|
Coord arcsec 2000 |
17 43 15.45 +10 17 45.7 |
|
| Date first |
1989 |
|
Date last |
2020 |
|
Obs |
8 |
|
| Pa first |
114 |
|
Pa last |
67.5 |
|
P.A. Now (θ) |
67.5° |
|
| Sep first |
2.4 |
|
Sep last |
3.424 |
|
Sep. Now (ρ) |
3.424" |
|
| Mag pri |
9.90 |
|
Mag sec |
10.30 |
|
delta mag (ΔM) |
0.4 |
|
Spectral class |
|
|
| Pri motion ra |
-051 |
|
Sec motion ra |
-005 |
|
| Pri motion dec |
-042 |
|
Sec motion dec |
+000 |
|
| Notes |
|
|
rPM=0.943
This double is not physical.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Ophiuchus |
|
Tycho2 |
0997-00470-1 |
|
Gaia DR2 |
4489491724955114368 |
|
