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TITLE:           GCN/OGLE NOTICE
NOTICE_DATE:     Mon 28 Aug 17 20:15:41 UT
NOTICE_TYPE:     OGLE Lensing Event
SRC_ID_NUM:      201701637
SRC_RA:          272.7834d {+18h 11m 08s} (J2000),
                 273.0585d {+18h 12m 14s} (current),
                 272.0005d {+18h 08m 00s} (1950)
SRC_DEC:         -27.0972d {-27d 05' 49"} (J2000),
                 -27.0922d {-27d 05' 31"} (current),
                 -27.1088d {-27d 06' 31"} (1950)
DISCOVERY_DATE:  17962 TJD;   209 DOY;   17/07/28 (yy/mm/dd)
DISCOVERY_TIME:  72941 SOD {20:15:41.00} UT
LEAD_TIME:       46.474 [days]
MAX_DATE:        18009 TJD;   256 DOY;   17/09/13 (yy/mm/dd)
MAX_TIME:        27475 SOD {07:37:55.19} UT
MAX_UNCERT:      2.890 [days]
CUSP_WIDTH:      27.21 +/- 3.62 [days]
u0:              0.00 +/- 1.26 [RingUnits]
MAX_MAG:         11.5 mag (estimated)
BASE_MAG:        19.60 +/- 0.00 [mag]
AMPLIFICATION:   437.87 +/- 0.00 factor
LC_URL:          http://www.astrouw.edu.pl/~ogle/ogle4/ews/blg-1637.html
SUN_POSTN:       157.50d {+10h 30m 01s}   +9.42d {+09d 25' 01"}
SUN_DIST:        116.96 [deg]   Sun_angle= -7.7 [hr] (East of Sun)
MOON_POSTN:      239.36d {+15h 57m 25s}  -15.09d {-15d 05' 12"}
MOON_DIST:        33.52 [deg]
GAL_COORDS:        4.41, -3.96 [deg] galactic lon,lat of the burst
ECL_COORDS:      272.48, -3.68 [deg] ecliptic lon,lat of the burst
COMMENTS:        OGLE Gravitational Lensing Event.  
COMMENTS:        WARNING: Amax_error was 'nan'.