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TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Tue 23 Jul 13 22:25:34 UT
NOTICE_TYPE:     Swift-BAT Monitor Alert
SOURCE_OBJ:      Mrk 501
REF_NUM:         1
RA:              253.475d {+16h 53m 54s} (J2000),
                 253.483d {+16h 53m 56s} (current),
                 253.057d {+16h 52m 14s} (1950)
DEC:             +39.767d {+39d 46' 01"} (J2000),
                 +39.765d {+39d 45' 55"} (current),
                 +39.847d {+39d 50' 50"} (1950)
CURR_FLUX:       0.0086 [cnts/cm2/sec]   38.00 [mCrab]
BASELINE_FLUX:   0.0008 [cnts/cm2/sec]
SIGNIF:          8.73 [sigma]
OUTBURST_DATE:   11910 TJD;   -4382 DOY;   13/01/-4382
OUTBURST_TIME:   13.00 SOD {00:00:13.00} UT
SAMPLING:        Daily
SRC_TYPE:        Known
SOLN_STATUS:     0x4
FLAGS:           0x40000001
LC_URL:          http://swift.gsfc.nasa.gov/docs/swift/results/transients/weak/Mrk501
SUN_POSTN:       123.44d {+08h 13m 46s}  +19.89d {+19d 53' 13"}
SUN_DIST:        104.33 [deg]   Sun_angle= -8.7 [hr] (East of Sun)
MOON_POSTN:      318.57d {+21h 14m 18s}  -10.80d {-10d 48' 04"}
MOON_DIST:        78.57 [deg]
MOON_ILLUM:      98 [%]
GAL_COORDS:       63.61, 38.85 [deg] galactic lon,lat of the known-source transient
ECL_COORDS:      242.59, 61.64 [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 is an outburst from a previously known source.  
COMMENTS:        This Notice was ground-processed from flight-data.  
COMMENTS:        Source types:  Known = Catalog source or source previously announced by Swift.  
COMMENTS:        Unknown = Previously undetected possible new source.  
COMMENTS:        Provisional = Unannounced Swift/BAT source previously detected in BAT monitor.