Observation bulletin for ES DRACONIS, JD 2453189
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Sky image of variable star ES-DRA (ES DRACONIS) on the night of JD2453189. Identification sketch for variable star ES-DRA (ES DRACONIS) on the night of JD2453189.

Result in AAVSO format:

1523+62 ES DRA    2453189.3359 15.37 K CCDV117,99,99  AVSOMAT CUA                                                                                  


Using Tycho-VT reference stars, transformed to Johnson:

NAME    MAG        GSC-1 ID        GSC-2 ID
L     11.72    GSC4181-0792     N1130130101
I      9.99    GSC4181-0812   N113013010851
H      9.99    GSC4181-0812      N113013083


FITS HEADER:

RESOLUTION (bit/pixel): 
IMAGE SIZE:  x 
DEG PER PIXEL:  x 
CCD BINNING: 2 x 2
SENSOR TEMP (K): 239.7
EXP TIME (s): 10.000

OBJECT: esdra
JDATE EXP START: 2453189.33591725
RA: 15:25:31.83
DEC: 62:01:00.1
EQUINOX: 

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

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

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