LOCAL DATE:		2017-10-31
LOCAL START TIME:	18:30
LOCAL END TIME:		20:30

NAME(S):	Collin, Jack, Duncan

GOAL(S):	Observe asteroid Cohnia
		observe 1998 MS28 occultation (12:54 1 Nov)	


TRANSPARENCY: 	Average
SEEING:		Average 3/5
TEMPERATURE: 	50F to 59F
HUMIDITY: 	50% to 55%

TELESCOPE:		06in (152mm) AP refractor
CAMERA:			SBIG ST-10
Camera temp setpoint:	-15C


IMAGE LOG

# frames	target		exposure length		filter
1		M31		30s			H-alpha
5		M31		300s			H-alpha
5		M31		30s			clear
2		M31		60s			SII
26		Cohnia		45s			r'

165		Cohnia		45s			r'
increasing haze near end

(remember obs of Cohnia are basically  starfield of ocultation!)
Then switched to video camera for occultation

1 Nov 2017 came out to do calibrations

9		dark		30s			na
13		dark		45s			na
9		dark		60s			na
5		dark		600s			na
13		bias		na			na

13		flat		1s			r'
13		flatark		1s			na