The Double Cluster
clusters in Perseo
double open cluster was catalogued in the year 130 BC by the greek
Both clusters, that are only a few hundreds light years apart, are
located in Perseus and they are pretty young, some 3,2 million years.
Distance to Earth: 7000 light years.
Visual magnitude: 7,2
|Date and location||9-ago-2005. Caraquiz, Madrid|
|Telescope||Megrez II 80ED, f=560mm. Autoguíde with Toucam and LX200GPS|
|Camera||Artemis285. IDAS LPS Hutech filter, with IR cut
||L: 10x60s; RGB: 3x60s. Images stacked with
AIP4WIN. Histogram, RGB composition
and noise reduction with PixInsight. LRGB with Adobe Photoshop.
| Visits since september 14th, 2004: