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

Result in AAVSO format:

1909+25 S LYR     2452840.3917 15.69K CCDV 120,118,101AVSOMAT CXR                                                                                  


Using Tycho-VT reference stars, transformed to Johnson:

NAME    MAG        GSC-1 ID        GSC-2 ID
3X    12.05    GSC2127-1004     N0222312217
C4    11.87    GSC2127-0772     N0222312169
W     10.14    GSC2127-0415     N0222312118


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: slyr
JDATE EXP START: 2452840.39171918
RA: 19:13:11.79
DEC: 26:00:28.4
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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