12109+0818 HEI 509
12h 10m 50.11s +08° 17' 49.8" P.A. 97.00 sep 1.0 mag 11.19,12.05
Coord 2000 |
12109+0818 |
|
Discov num |
HEI 509 |
|
Comp |
|
|
Coord arcsec 2000 |
12 10 50.11 +08 17 49.8 |
|
Date first |
1989 |
|
Date last |
2015 |
|
Obs |
4 |
|
Pa first |
92 |
|
Pa last |
96.8 |
|
P.A. Now (θ) |
96.8° |
|
Sep first |
0.6 |
|
Sep last |
0.985 |
|
Sep. Now (ρ) |
0.985" |
|
Mag pri |
11.19 |
|
Mag sec |
12.05 |
|
delta mag (ΔM) |
0.86 |
|
Spectral class |
|
|
Pri motion ra |
-019 |
|
Sec motion ra |
-019 |
|
Pri motion dec |
-001 |
|
Sec motion dec |
-001 |
|
Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Virgo |
|
Tycho2 |
0866-00217-1 |
|
Gaia DR2 |
3904947023863035392 |
|