MOA 2019-BLG-166

Event Parameters

Internal ID:gb5-R-3-117943
Discovery date:2019-04-18T16:31:22
RA:17:53:54.41
Dec:-29:14:38.02
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
79657 17:53:54.10 -29:14:38.49 18.78 ± 0.18 4.92
79847 17:53:54.46 -29:14:37.66 16.85 ± 0.10 0.24
79865 17:53:54.49 -29:14:40.79 19.43 ± 0.46 3.49
79959 17:53:54.68 -29:14:38.41 19.71 ± 0.45 3.17
80050 17:53:54.82 -29:14:37.35 16.92 ± 0.09 4.93

Last 5 photometry measurements

Observation dateI magseeing
2460246.848 (2023-Oct-29.348) 17.03 ± 0.09 3.74
2460246.883 (2023-Oct-29.383) 17.13 ± 0.06 3.53
2460246.895 (2023-Oct-29.395) 17.11 ± 0.06 3.49
2460246.905 (2023-Oct-29.405) 17.18 ± 0.06 3.47
2460246.917 (2023-Oct-29.417) 17.28 ± 0.07 3.40

Calibration: I = 27.40 - 2.5 log10(ΔF + 16534.84)

Single lens fit parameters

tmax =JD 2458612.63 ± 0.01 UT (2019-May-9.13)
tE =2.90 ± 1.27 days
u0 =5.9854 ± 1.9381
Ibase =9.72 ± 0.31

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice