18328+1054 HEI 561
18h 32m 44.61s +10° 54' 04.7" P.A. 190.00 sep 2.4 mag 10.83,11.09
Coord 2000 |
18328+1054 |
|
Discov num |
HEI 561 |
|
Comp |
|
|
Coord arcsec 2000 |
18 32 44.61 +10 54 04.7 |
|
Date first |
1989 |
|
Date last |
2021 |
|
Obs |
6 |
|
Pa first |
193 |
|
Pa last |
190.4 |
|
P.A. Now (θ) |
190.4° |
|
Sep first |
2.0 |
|
Sep last |
2.373 |
|
Sep. Now (ρ) |
2.373" |
|
Mag pri |
10.83 |
|
Mag sec |
11.09 |
|
delta mag (ΔM) |
0.26 |
|
Spectral class |
|
|
Pri motion ra |
+012 |
|
Sec motion ra |
+012 |
|
Pri motion dec |
+016 |
|
Sec motion dec |
+016 |
|
Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Ophiuchus |
|
Tycho2 |
1028-00211-1 |
|
Gaia DR2 |
4480863964601003776 |
|