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TITLE:           GCN/OGLE NOTICE
NOTICE_DATE:     Mon 29 Jul 19 11:13:35 UT
NOTICE_TYPE:     OGLE Lensing Event
SRC_ID_NUM:      201901220
SRC_RA:          270.7559d {+18h 03m 01s} (J2000),
                 271.0634d {+18h 04m 15s} (current),
                 269.9671d {+17h 59m 52s} (1950)
SRC_DEC:         -28.0339d {-28d 02' 01"} (J2000),
                 -28.0322d {-28d 01' 55"} (current),
                 -28.0357d {-28d 02' 07"} (1950)
DISCOVERY_DATE:  18663 TJD;   180 DOY;   19/06/29 (yy/mm/dd)
DISCOVERY_TIME:  40415 SOD {11:13:35.00} UT
LEAD_TIME:       28.889 [days]
MAX_DATE:        18692 TJD;   209 DOY;   19/07/28 (yy/mm/dd)
MAX_TIME:        30844 SOD {08:34:04.79} UT
MAX_UNCERT:      0.010 [days]
CUSP_WIDTH:      4.92 +/- 0.67 [days]
u0:              0.03 +/- 0.00 [RingUnits]
MAX_MAG:         15.6 mag (estimated)
BASE_MAG:        19.32 +/- 0.00 [mag]
AMPLIFICATION:   30.28 +/- 5.00 factor
LC_URL:          http://www.astrouw.edu.pl/~ogle/ogle4/ews/blg-1220.html
SUN_POSTN:       128.45d {+08h 33m 47s}  +18.75d {+18d 45' 09"}
SUN_DIST:        144.61 [deg]   Sun_angle= -9.5 [hr] (East of Sun)
MOON_POSTN:       89.70d {+05h 58m 48s}  +21.88d {+21d 52' 44"}
MOON_DIST:       173.72 [deg]
GAL_COORDS:        2.71, -2.84 [deg] galactic lon,lat of the burst
ECL_COORDS:      270.67, -4.60 [deg] ecliptic lon,lat of the burst
COMMENTS:        OGLE Gravitational Lensing Event.