02 janvier 2012
Deux sessions d'observation en 6mn
Je m'amuse toujours avec la camera ultra grand champs. Des angles differents, pendant de longues heures d'observation sur deux nuits pour epier le ciel et le télescope.
18 décembre 2011
Test of a new home made skycam
I made a sky cam with a DMK31usb camera and a 24mm f1.8 Zuiko lens.
First light during a whole observing session, about 8h of video, 1 image every minutes. The aim is sky monitoring during observation, detection of cloud and in the future, detection and photometry of transient phenomena.
Note, a possible evolution is to use this cam as a large field camera, with astrometry refinement to point faint targets. We will see...
Update, new cam, full moon
New upgrade, All Sky cam with a 2.8mm f1.8 C-CS lens, crescent moon... [Lire la suite]