17305+0535 HEI 389
17h 30m 28.82s +05° 35' 36.3" P.A. 100.00 sep 2.0 mag 11.34,13.10
Coord 2000 |
17305+0535 |
|
Discov num |
HEI 389 |
|
Comp |
|
|
Coord arcsec 2000 |
17 30 28.82 +05 35 36.3 |
|
Date first |
1971 |
|
Date last |
2016 |
|
Obs |
7 |
|
Pa first |
101 |
|
Pa last |
100.4 |
|
P.A. Now (θ) |
100.4° |
|
Sep first |
1.4 |
|
Sep last |
2.032 |
|
Sep. Now (ρ) |
2.032" |
|
Mag pri |
11.34 |
|
Mag sec |
13.10 |
|
delta mag (ΔM) |
1.76 |
|
Spectral class |
|
|
Pri motion ra |
-015 |
|
Sec motion ra |
|
|
Pri motion dec |
+018 |
|
Sec motion dec |
|
|
Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Ophiuchus |
|
Tycho2 |
0422-00452-1 |
|
Gaia DR2 |
4389846873080524288 |
|