//////////////////////////////////////////////////////////////////////
TITLE:           GCN/OGLE NOTICE
NOTICE_DATE:     Sat 12 May 18 21:26:12 UT
NOTICE_TYPE:     OGLE Lensing Event
SRC_ID_NUM:      201800781
SRC_RA:          269.5358d {+17h 58m 09s} (J2000),
                 269.8275d {+17h 59m 19s} (current),
                 268.7379d {+17h 54m 57s} (1950)
SRC_DEC:         -29.4779d {-29d 28' 39"} (J2000),
                 -29.4785d {-29d 28' 41"} (current),
                 -29.4737d {-29d 28' 24"} (1950)
DISCOVERY_DATE:  18220 TJD;   102 DOY;   18/04/12 (yy/mm/dd)
DISCOVERY_TIME:  77172 SOD {21:26:12.00} UT
LEAD_TIME:       28.534 [days]
MAX_DATE:        18249 TJD;   131 DOY;   18/05/11 (yy/mm/dd)
MAX_TIME:        36892 SOD {10:14:52.80} UT
MAX_UNCERT:      0.460 [days]
CUSP_WIDTH:      4.97 +/- 0.76 [days]
u0:              0.67 +/- 0.01 [RingUnits]
MAX_MAG:         19.4 mag (estimated)
BASE_MAG:        19.98 +/- 0.00 [mag]
AMPLIFICATION:   1.72 +/- 0.02 factor
LC_URL:          http://www.astrouw.edu.pl/~ogle/ogle4/ews/blg-0781.html
SUN_POSTN:        49.69d {+03h 18m 45s}  +18.29d {+18d 17' 29"}
SUN_DIST:        141.84 [deg]   Sun_angle= 9.3 [hr] (West of Sun)
MOON_POSTN:       18.46d {+01h 13m 50s}   +2.78d {+02d 47' 03"}
MOON_DIST:       107.56 [deg]
GAL_COORDS:        0.93, -2.63 [deg] galactic lon,lat of the burst
ECL_COORDS:      269.59, -6.04 [deg] ecliptic lon,lat of the burst
COMMENTS:        OGLE Gravitational Lensing Event.