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TITLE:           GCN/OGLE NOTICE
NOTICE_DATE:     Sat 03 Jun 17 18:58:27 UT
NOTICE_TYPE:     OGLE Lensing Event
SRC_ID_NUM:      201701021
SRC_RA:          270.7065d {+18h 02m 50s} (J2000),
                 270.9795d {+18h 03m 55s} (current),
                 269.9191d {+17h 59m 41s} (1950)
SRC_DEC:         -27.8105d {-27d 48' 37"} (J2000),
                 -27.8091d {-27d 48' 32"} (current),
                 -27.8120d {-27d 48' 42"} (1950)
DISCOVERY_DATE:  17876 TJD;   123 DOY;   17/05/03 (yy/mm/dd)
DISCOVERY_TIME:  68307 SOD {18:58:27.00} UT
LEAD_TIME:       4.623 [days]
MAX_DATE:        17881 TJD;   128 DOY;   17/05/08 (yy/mm/dd)
MAX_TIME:        35769 SOD {09:56:09.59} UT
MAX_UNCERT:      0.000 [days]
CUSP_WIDTH:      9.34 +/- 0.16 [days]
u0:              0.03 +/- 0.00 [RingUnits]
MAX_MAG:         16.8 mag (estimated)
BASE_MAG:        20.31 +/- 0.01 [mag]
AMPLIFICATION:   26.00 +/- 0.66 factor
LC_URL:          http://www.astrouw.edu.pl/~ogle/ogle4/ews/blg-1021.html
SUN_POSTN:        71.98d {+04h 47m 56s}  +22.40d {+22d 24' 12"}
SUN_DIST:        161.99 [deg]   Sun_angle= 10.7 [hr] (West of Sun)
MOON_POSTN:      190.35d {+12h 41m 25s}   -0.78d {-00d 46' 39"}
MOON_DIST:        81.35 [deg]
GAL_COORDS:        2.89, -2.69 [deg] galactic lon,lat of the burst
ECL_COORDS:      270.63, -4.37 [deg] ecliptic lon,lat of the burst
COMMENTS:        OGLE Gravitational Lensing Event.