MOA 2018-BLG-128

Event Parameters

Internal ID:gb5-R-8-89857
Discovery date:2018-04-26T17:42:26
RA:17:56:42.75
Dec:-29:17:05.27
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
97948 17:56:42.94 -29:17:02.91 18.31 ± 0.11 4.40
97949 17:56:42.97 -29:17:06.70 17.74 ± 0.10 3.70
98003 17:56:42.87 -29:17:09.13 15.66 ± 0.09 4.03
98062 17:56:42.71 -29:17:04.33 16.80 ± 0.06 1.59
98104 17:56:42.63 -29:17:01.26 16.83 ± 0.07 4.89
98143 17:56:42.59 -29:17:10.16 17.31 ± 0.08 4.76
98165 17:56:42.52 -29:17:02.74 17.46 ± 0.06 4.18

Last 5 photometry measurements

Observation dateI magseeing
2460246.848 (2023-Oct-29.348) 20.07 ± 1.40 3.83
2460246.883 (2023-Oct-29.383) 20.07 ± 0.98 3.54
2460246.895 (2023-Oct-29.395) 19.00 ± 0.35 3.50
2460246.905 (2023-Oct-29.405) 19.55 ± 0.51 3.42
2460246.917 (2023-Oct-29.417) 99.99 ± 99.99 3.49

Calibration: I = 27.40 - 2.5 log10(ΔF + 0.00)

Single lens fit parameters

tmax =JD 2458235.98 ± 0.02 UT (2018-Apr-27.48)
tE =49.57 ± 5.39 days
u0 =0.0161 ± 0.0025
Ibase =21.07 ± 0.28

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice