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TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Sat 08 Dec 12 21:18:48 UT
NOTICE_TYPE:     Swift-BAT Monitor Alert
SOURCE_OBJ:      H 1820-303
REF_NUM:         6
RA:              275.925d {+18h 23m 42s} (J2000),
                 276.132d {+18h 24m 32s} (current),
                 275.122d {+18h 20m 29s} (1950)
DEC:             -30.367d {-30d 22' 00"} (J2000),
                 -30.359d {-30d 21' 33"} (current),
                 -30.394d {-30d 23' 37"} (1950)
CURR_FLUX:       0.0330 [cnts/cm2/sec]   144.00 [mCrab]
BASELINE_FLUX:   0.0123 [cnts/cm2/sec]
SIGNIF:          4.76 [sigma]
OUTBURST_DATE:   16243 TJD;   317 DOY;   12/11/12
OUTBURST_TIME:   28176.00 SOD {07:49:36.00} UT
SAMPLING:        Daily
SOLN_STATUS:     0x0
FLAGS:           0x40000001
LC_URL:          http://swift.gsfc.nasa.gov/docs/swift/results/transients/H1820-303
SUN_POSTN:       256.09d {+17h 04m 22s}  -22.82d {-22d 49' 15"}
SUN_DIST:         19.40 [deg]   Sun_angle= -1.3 [hr] (East of Sun)
MOON_POSTN:      192.94d {+12h 51m 47s}   -9.13d {-09d 07' 42"}
MOON_DIST:        79.56 [deg]
MOON_ILLUM:      26 [%]
GAL_COORDS:        2.79, -7.92 [deg] galactic lon,lat of the known-source transient
ECL_COORDS:      275.15, -7.03 [deg] ecliptic lon,lat of the known-source transient
COMMENTS:        SWIFT-BAT Monitor.  
COMMENTS:        This Notice indicates the start/onset of the outburst.  
COMMENTS:        This Notice was ground-processed from flight-data.