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TITLE:           GCN/OGLE NOTICE
NOTICE_DATE:     Fri 23 Mar 18 15:02:49 UT
NOTICE_TYPE:     OGLE Lensing Event
SRC_ID_NUM:      201800402
SRC_RA:          271.2272d {+18h 04m 55s} (J2000),
                 271.5153d {+18h 06m 04s} (current),
                 270.4336d {+18h 01m 44s} (1950)
SRC_DEC:         -28.8093d {-28d 48' 32"} (J2000),
                 -28.8069d {-28d 48' 24"} (current),
                 -28.8133d {-28d 48' 47"} (1950)
DISCOVERY_DATE:  18172 TJD;    54 DOY;   18/02/23 (yy/mm/dd)
DISCOVERY_TIME:  54169 SOD {15:02:49.00} UT
LEAD_TIME:       24.692 [days]
MAX_DATE:        18197 TJD;    79 DOY;   18/03/20 (yy/mm/dd)
MAX_TIME:        27561 SOD {07:39:21.60} UT
MAX_UNCERT:      0.020 [days]
CUSP_WIDTH:      1.70 +/- 0.06 [days]
u0:              0.64 +/- 0.00 [RingUnits]
MAX_MAG:         17.8 mag (estimated)
BASE_MAG:        18.44 +/- 0.00 [mag]
AMPLIFICATION:   1.78 +/- 0.01 factor
LC_URL:          http://www.astrouw.edu.pl/~ogle/ogle4/ews/blg-0402.html
SUN_POSTN:         2.69d {+00h 10m 46s}   +1.17d {+01d 09' 60"}
SUN_DIST:         91.59 [deg]   Sun_angle= 6.1 [hr] (West of Sun)
MOON_POSTN:       78.94d {+05h 15m 46s}  +18.85d {+18d 51' 11"}
MOON_DIST:       164.81 [deg]
GAL_COORDS:        2.24, -3.58 [deg] galactic lon,lat of the burst
ECL_COORDS:      271.08, -5.37 [deg] ecliptic lon,lat of the burst
COMMENTS:        OGLE Gravitational Lensing Event.