18556+1813 DAM 128
18h 55m 33.48s +18° 13' 28.1" P.A. 317.00 sep 4.8 mag 12.80,16.00
Coord 2000 |
18556+1813 |
|
Discov num |
DAM 128 |
|
Comp |
|
|
Coord arcsec 2000 |
18 55 33.48 +18 13 28.1 |
|
Date first |
1997 |
|
Date last |
2015 |
|
Obs |
2 |
|
Pa first |
319 |
|
Pa last |
316.8 |
|
P.A. Now (θ) |
316.8° |
|
Sep first |
4.8 |
|
Sep last |
4.843 |
|
Sep. Now (ρ) |
4.843" |
|
Mag pri |
12.80 |
|
Mag sec |
16.00 |
|
delta mag (ΔM) |
3.2 |
|
Spectral class |
|
|
Pri motion ra |
+062 |
|
Sec motion ra |
|
|
Pri motion dec |
-059 |
|
Sec motion dec |
|
|
Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Hercules |
|
Gaia DR2 |
4517442483083103104 |
|