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TITLE:           GCN/OGLE NOTICE
NOTICE_DATE:     Mon 20 Feb 17 17:18:12 UT
NOTICE_TYPE:     OGLE Lensing Event
SRC_ID_NUM:      201700148
SRC_RA:          270.4118d {+18h 01m 39s} (J2000),
                 270.6829d {+18h 02m 44s} (current),
                 269.6172d {+17h 58m 28s} (1950)
SRC_DEC:         -28.9666d {-28d 57' 59"} (J2000),
                 -28.9657d {-28d 57' 55"} (current),
                 -28.9667d {-28d 58' 00"} (1950)
DISCOVERY_DATE:  17773 TJD;    20 DOY;   17/01/20 (yy/mm/dd)
DISCOVERY_TIME:  62292 SOD {17:18:12.00} UT
LEAD_TIME:       30.315 [days]
MAX_DATE:        17804 TJD;    51 DOY;   17/02/20 (yy/mm/dd)
MAX_TIME:        3110 SOD {00:51:50.39} UT
MAX_UNCERT:      3.710 [days]
CUSP_WIDTH:      21.81 +/- 4.57 [days]
u0:              0.92 +/- 0.04 [RingUnits]
MAX_MAG:         18.3 mag (estimated)
BASE_MAG:        18.67 +/- 0.00 [mag]
AMPLIFICATION:   1.40 +/- 0.03 factor
LC_URL:          http://www.astrouw.edu.pl/~ogle/ogle4/ews/blg-0148.html
SUN_POSTN:       334.25d {+22h 16m 59s}  -10.67d {-10d 40' 00"}
SUN_DIST:         61.81 [deg]   Sun_angle= 4.2 [hr] (West of Sun)
MOON_POSTN:      262.63d {+17h 30m 31s}  -18.26d {-18d 15' 52"}
MOON_DIST:        12.99 [deg]
GAL_COORDS:        1.75, -3.04 [deg] galactic lon,lat of the burst
ECL_COORDS:      270.36, -5.53 [deg] ecliptic lon,lat of the burst
COMMENTS:        OGLE Gravitational Lensing Event.