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TITLE:           GCN/OGLE NOTICE
NOTICE_DATE:     Fri 20 Sep 13 16:52:00 UT
NOTICE_TYPE:     OGLE Lensing Event
SRC_ID_NUM:      201301819
SRC_RA:          270.2779d {+18h 01m 07s} (J2000),
                 270.4913d {+18h 01m 58s} (current),
                 269.4954d {+17h 57m 59s} (1950)
SRC_DEC:         -27.0272d {-27d 01' 37"} (J2000),
                 -27.0267d {-27d 01' 35"} (current),
                 -27.0266d {-27d 01' 35"} (1950)
DISCOVERY_DATE:  16524 TJD;   232 DOY;   13/08/20 (yy/mm/dd)
DISCOVERY_TIME:  60720 SOD {16:52:00.00} UT
LEAD_TIME:       32.209 [days]
MAX_DATE:        16556 TJD;   264 DOY;   13/09/21 (yy/mm/dd)
MAX_TIME:        78796 SOD {21:53:16.80} UT
MAX_UNCERT:      0.450 [days]
CUSP_WIDTH:      4.84 +/- 0.23 [days]
u0:              1.13 +/- 0.02 [RingUnits]
MAX_MAG:         15.9 mag (estimated)
BASE_MAG:        16.11 +/- 0.00 [mag]
AMPLIFICATION:   1.25 +/- 0.01 factor
LC_URL:          http://www.astrouw.edu.pl/~ogle/ogle4/ews/blg-1819.html
SUN_POSTN:       178.06d {+11h 52m 14s}   +0.84d {+00d 50' 27"}
SUN_DIST:         92.55 [deg]   Sun_angle= -6.2 [hr] (East of Sun)
MOON_POSTN:       11.60d {+00h 46m 23s}   +7.26d {+07d 15' 30"}
MOON_DIST:       103.16 [deg]
GAL_COORDS:        3.38, -1.98 [deg] galactic lon,lat of the burst
ECL_COORDS:      270.25, -3.59 [deg] ecliptic lon,lat of the burst
COMMENTS:        OGLE Gravitational Lensing Event.