Picture & informations

Accueil

M76 (Little Dumb Bell)

Type Planetary Nebula
Date 2012-08-17 00:15:00
Constellation Perseus
Distance 2500ly
Magnitude 10
Picture diagonal width 28 '
Site Valdrome, 26, France
Instrument Newton
Diameter 200 mm
Resulting focale 1000 mm
Mount Atlas EQ G
Exposures L:24+R:4+G:7+B:17x2mn
Total exposure 104mn
Autoguide Yes
Sensor Temp. -20 °C
Camera SBIG ST7-XME
Sensor CCD
Sensor size 4.6x6.9 mm2
Sensor pixels 765x510
Binning no
Resize 1.00
Resulting sampling 1.85 "/pix
Filters L,R,G,B (Astronomik IIc)
Record Type FIT
Processing Iris(-dark,/flat,add,LRGB,white,black,levels,ddp)
Sky transparency mag<6
Remarks Binning for R,G,B. White balance = R*1 G*1.1 B*2.0

Accueil

Type	Planetary Nebula
Date	2012-08-17 00:15:00
Constellation	Perseus
Distance	2500ly
Magnitude	10
Picture diagonal width	28 '
Site	Valdrome, 26, France
Instrument	Newton
Diameter	200 mm
Resulting focale	1000 mm
Mount	Atlas EQ G
Exposures	L:24+R:4+G:7+B:17x2mn
Total exposure	104mn
Autoguide	Yes
Sensor Temp.	-20 °C
Camera	SBIG ST7-XME
Sensor	CCD
Sensor size	4.6x6.9 mm2
Sensor pixels	765x510
Binning	no
Resize	1.00
Resulting sampling	1.85 "/pix
Filters	L,R,G,B (Astronomik IIc)
Record Type	FIT
Processing	Iris(-dark,/flat,add,LRGB,white,black,levels,ddp)
Sky transparency	mag<6
Remarks	Binning for R,G,B. White balance = R1 G1.1 B*2.0