M4. Globular Cluster
Globular cluster in Scorpius
This globular cluster is one of the nearest clusters in the sky
Distance to earth: 7,200 light years
Visual magnitude: 5.6
More information
: Messier index. M4

Date and location 28-jun-2003. Madrid, Spain
Telescope 8" Meade LX200GPS, f=2000mm, alt-az.
Camera Webcam Philips Toucam Pro SC. Focal reducer 0.4
Image Processing 10x30s images de-rotated, stacked and processed with AIP4WIN.

Visits since september 14th, 2004:   Contador