Observation bulletin for EW LYRAE, JD 2452840
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Sky image of variable star EW-LYR (EW LYRAE) on the night of JD2452840. Identification sketch for variable star EW-LYR (EW LYRAE) on the night of JD2452840.

Result in AAVSO format:

9999+99 EW LYR    2452840.4213 11.57K CCDV 108,108,96 AVSOMAT CXR                                                                                  


Using Tycho-VT reference stars, transformed to Johnson:

NAME    MAG        GSC-1 ID        GSC-2 ID
K     10.87    GSC3105-1836     N0220211493
B     10.87    GSC3105-1836   N022021127766
T      9.64    GSC3105-1877     N0220211487


FITS HEADER:

RESOLUTION (bit/pixel): 
IMAGE SIZE:  x 
DEG PER PIXEL:  x 
CCD BINNING: 2 x 2
SENSOR TEMP (K): 238.3
EXP TIME (s): 10.000

OBJECT: ewlyr
JDATE EXP START: 2452840.42132939
RA: 18:33:15.53
DEC: 37:45:14.2
EQUINOX: 

OBSERVER: R.Corlan
LATITUDE: 44:25:50.0
LONGITUDE: -26:06:50.0
ALTITUDE: 75.0

INSTRUMENT: cpx3m
FILTER: clear
TELESCOPE: SCT
FOCUS: Cassergrain
FOCAL LENGTH (cm): 200.0
APERTURE (cm): 30.0

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