Astrophotography by Leonardo Orazi - Photo Gallery - Nebulae

Sh2-140

Core

Vdb 153

GN 22.12.3

Optics:	Takahashi FSQ-106EDXIII F/5 530mm. - APO Refractor
Mount:	AP Mach1 GTO on Gemini Q-Lock tripod
Camera:	ATIK 383L+ with SX USB Filter Wheel
Filters:	Baader LRGB 2"
Guiding Systems:	SX OAG with SX Lodestar
Dates/Times:	2 July 2011
Location:	Porliod - Aosta - Italy
Exposure Details:	L:R:G:B => 128:25:20:30 = > (16x8):(5x5):(4x5):(6x5) all Bin1 [num x minutes]
Cooling Details:	-20 °C
Acquisition:	Maxim DL/CCD, Perseus
Processing:	CCDStack, PixInsight, PS CS2
Mean FWHM:	2.63
SQM-L:	21.57