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TITLE:           GCN/OGLE NOTICE
NOTICE_DATE:     Mon 08 Apr 19 18:16:57 UT
NOTICE_TYPE:     OGLE Lensing Event
SRC_ID_NUM:      201900431
SRC_RA:          267.9249d {+17h 51m 42s} (J2000),
                 268.2314d {+17h 52m 56s} (current),
                 267.1262d {+17h 48m 30s} (1950)
SRC_DEC:         -29.6291d {-29d 37' 44"} (J2000),
                 -29.6327d {-29d 37' 57"} (current),
                 -29.6171d {-29d 37' 00"} (1950)
DISCOVERY_DATE:  18550 TJD;    67 DOY;   19/03/08 (yy/mm/dd)
DISCOVERY_TIME:  65817 SOD {18:16:57.00} UT
LEAD_TIME:       29.718 [days]
MAX_DATE:        18580 TJD;    97 DOY;   19/04/07 (yy/mm/dd)
MAX_TIME:        41471 SOD {11:31:11.99} UT
MAX_UNCERT:      1.250 [days]
CUSP_WIDTH:      18.15 +/- 1.16 [days]
u0:              0.70 +/- 0.01 [RingUnits]
MAX_MAG:         18.7 mag (estimated)
BASE_MAG:        19.24 +/- 0.00 [mag]
AMPLIFICATION:   1.67 +/- 0.02 factor
LC_URL:          http://www.astrouw.edu.pl/~ogle/ogle4/ews/blg-0431.html
SUN_POSTN:        17.19d {+01h 08m 45s}   +7.30d {+07d 17' 55"}
SUN_DIST:        110.05 [deg]   Sun_angle= 7.3 [hr] (West of Sun)
MOON_POSTN:       57.10d {+03h 48m 23s}  +15.81d {+15d 48' 22"}
MOON_DIST:       148.27 [deg]
GAL_COORDS:        0.09, -1.49 [deg] galactic lon,lat of the burst
ECL_COORDS:      268.19, -6.20 [deg] ecliptic lon,lat of the burst
COMMENTS:        OGLE Gravitational Lensing Event.