Luca Quondam/Horsehead Nebula April 5, 2012/in User Gallery /by liyun Title: Horsehead Nebula Photographer: Luca Quondam Location: Terni, Italy. Date: 20 December 2009 CMOS temperature -23 ºC Astro 40d. 13 x 15min ISO 800. Optics: fsq n106 f.3.8 Astro-Phisics mach1 http://www.centralds.net/cam/wp-content/uploads/2012/04/nebulosa_fiamma__e_testa_di_cavallo_in_orione.jpg 853 1280 liyun http://www.centralds.net/cam/wp-content/uploads/2020/02/c-logo5.png liyun2012-04-05 09:06:292012-04-05 09:06:29Luca Quondam/Horsehead Nebula