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TITLE:           GCN/OGLE NOTICE
NOTICE_DATE:     Fri 10 May 19 20:25:47 UT
NOTICE_TYPE:     OGLE Lensing Event
SRC_ID_NUM:      201900687
SRC_RA:          270.4670d {+18h 01m 52s} (J2000),
                 270.7698d {+18h 03m 05s} (current),
                 269.6815d {+17h 58m 44s} (1950)
SRC_DEC:         -27.5134d {-27d 30' 47"} (J2000),
                 -27.5122d {-27d 30' 43"} (current),
                 -27.5138d {-27d 30' 49"} (1950)
DISCOVERY_DATE:  18583 TJD;   100 DOY;   19/04/10 (yy/mm/dd)
DISCOVERY_TIME:  73546 SOD {20:25:46.00} UT
LEAD_TIME:       47.566 [days]
MAX_DATE:        18631 TJD;   148 DOY;   19/05/28 (yy/mm/dd)
MAX_TIME:        36028 SOD {10:00:28.79} UT
MAX_UNCERT:      0.690 [days]
CUSP_WIDTH:      10.17 +/- 0.32 [days]
u0:              0.00 +/- 0.61 [RingUnits]
MAX_MAG:         8.3 mag (estimated)
BASE_MAG:        16.16 +/- 0.00 [mag]
AMPLIFICATION:   91.48 +/- 0.00 factor
LC_URL:          http://www.astrouw.edu.pl/~ogle/ogle4/ews/blg-0687.html
SUN_POSTN:        47.45d {+03h 09m 48s}  +17.71d {+17d 42' 39"}
SUN_DIST:        139.04 [deg]   Sun_angle= 9.1 [hr] (West of Sun)
MOON_POSTN:      126.85d {+08h 27m 24s}  +20.50d {+20d 29' 43"}
MOON_DIST:       146.42 [deg]
GAL_COORDS:        3.04, -2.36 [deg] galactic lon,lat of the burst
ECL_COORDS:      270.42, -4.07 [deg] ecliptic lon,lat of the burst
COMMENTS:        OGLE Gravitational Lensing Event.  
COMMENTS:        WARNING: Amax_error was 'nan'.