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TITLE:           GCN/OGLE NOTICE
NOTICE_DATE:     Fri 07 Sep 18 21:20:35 UT
NOTICE_TYPE:     OGLE Lensing Event
SRC_ID_NUM:      201801648
SRC_RA:          270.4764d {+18h 01m 54s} (J2000),
                 270.7695d {+18h 03m 05s} (current),
                 269.6885d {+17h 58m 45s} (1950)
SRC_DEC:         -27.8978d {-27d 53' 51"} (J2000),
                 -27.8967d {-27d 53' 47"} (current),
                 -27.8982d {-27d 53' 53"} (1950)
DISCOVERY_DATE:  18337 TJD;   219 DOY;   18/08/07 (yy/mm/dd)
DISCOVERY_TIME:  76835 SOD {21:20:35.00} UT
LEAD_TIME:       28.154 [days]
MAX_DATE:        18366 TJD;   248 DOY;   18/09/05 (yy/mm/dd)
MAX_TIME:        3715 SOD {01:01:55.20} UT
MAX_UNCERT:      0.070 [days]
CUSP_WIDTH:      2.14 +/- 0.10 [days]
u0:              0.85 +/- 0.01 [RingUnits]
MAX_MAG:         18.2 mag (estimated)
BASE_MAG:        18.61 +/- 0.00 [mag]
AMPLIFICATION:   1.47 +/- 0.01 factor
LC_URL:          http://www.astrouw.edu.pl/~ogle/ogle4/ews/blg-1648.html
SUN_POSTN:       166.37d {+11h 05m 30s}   +5.83d {+05d 49' 51"}
SUN_DIST:        105.43 [deg]   Sun_angle= -7.0 [hr] (East of Sun)
MOON_POSTN:      142.20d {+09h 28m 48s}  +16.31d {+16d 18' 46"}
MOON_DIST:       131.32 [deg]
GAL_COORDS:        2.71, -2.56 [deg] galactic lon,lat of the burst
ECL_COORDS:      270.42, -4.46 [deg] ecliptic lon,lat of the burst
COMMENTS:        OGLE Gravitational Lensing Event.