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TITLE:           GCN/OGLE NOTICE
NOTICE_DATE:     Fri 17 Aug 18 20:02:16 UT
NOTICE_TYPE:     OGLE Lensing Event
SRC_ID_NUM:      201801550
SRC_RA:          268.2588d {+17h 53m 02s} (J2000),
                 268.5512d {+17h 54m 12s} (current),
                 267.4704d {+17h 49m 53s} (1950)
SRC_DEC:         -27.9991d {-27d 59' 56"} (J2000),
                 -28.0020d {-28d 00' 06"} (current),
                 -27.9887d {-27d 59' 18"} (1950)
DISCOVERY_DATE:  18316 TJD;   198 DOY;   18/07/17 (yy/mm/dd)
DISCOVERY_TIME:  72136 SOD {20:02:16.00} UT
LEAD_TIME:       32.201 [days]
MAX_DATE:        18349 TJD;   231 DOY;   18/08/19 (yy/mm/dd)
MAX_TIME:        3110 SOD {00:51:50.39} UT
MAX_UNCERT:      0.890 [days]
CUSP_WIDTH:      6.30 +/- 0.60 [days]
u0:              0.60 +/- 0.07 [RingUnits]
MAX_MAG:         18.0 mag (estimated)
BASE_MAG:        18.70 +/- 0.00 [mag]
AMPLIFICATION:   1.86 +/- 0.18 factor
LC_URL:          http://www.astrouw.edu.pl/~ogle/ogle4/ews/blg-1550.html
SUN_POSTN:       147.15d {+09h 48m 37s}  +13.23d {+13d 13' 55"}
SUN_DIST:        123.73 [deg]   Sun_angle= -8.1 [hr] (East of Sun)
MOON_POSTN:      228.31d {+15h 13m 15s}  -12.59d {-12d 35' 12"}
MOON_DIST:        40.53 [deg]
GAL_COORDS:        1.64, -0.92 [deg] galactic lon,lat of the burst
ECL_COORDS:      268.46, -4.57 [deg] ecliptic lon,lat of the burst
COMMENTS:        OGLE Gravitational Lensing Event.