18581+3308 HLM 12
18h 57m 57.32s +33° 08' 05.6" P.A. 357.00 sep 13.9 mag 11.66,12.70
| Coord 2000 |
18581+3308 |
|
Discov num |
HLM 12 |
|
Comp |
|
|
Coord arcsec 2000 |
18 57 57.32 +33 08 05.6 |
|
| Date first |
1918 |
|
Date last |
2015 |
|
Obs |
13 |
|
| Pa first |
359 |
|
Pa last |
356.8 |
|
P.A. Now (θ) |
356.8° |
|
| Sep first |
13.9 |
|
Sep last |
13.921 |
|
Sep. Now (ρ) |
13.921" |
|
| Mag pri |
11.66 |
|
Mag sec |
12.70 |
|
delta mag (ΔM) |
1.04 |
|
Spectral class |
|
|
| Pri motion ra |
-001 |
|
Sec motion ra |
-006 |
|
| Pri motion dec |
-002 |
|
Sec motion dec |
-008 |
|
| Notes |
|
|
rPM=0.781
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Lyra |
|
Tycho2 |
2643-00806-1 |
|
Gaia DR2 |
2043917834585065088 |
|
