MOA 2018-BLG-309

Event Parameters

Internal ID:gb5-R-5-182729
Discovery date:2018-08-11T08:07:37
RA:17:51:07.34
Dec:-29:50:08.08
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
76355 17:51:07.39 -29:50:07.78 15.10 ± 0.01 0.29
76464 17:51:07.69 -29:50:07.91 15.70 ± 0.02 4.16

Last 5 photometry measurements

Observation dateI magseeing
2460246.848 (2023-Oct-29.348) 15.06 ± 0.02 3.97
2460246.883 (2023-Oct-29.383) 15.09 ± 0.01 3.88
2460246.895 (2023-Oct-29.395) 15.08 ± 0.01 3.72
2460246.905 (2023-Oct-29.405) 15.08 ± 0.01 3.55
2460246.917 (2023-Oct-29.417) 15.07 ± 0.02 3.56

Calibration: I = 27.40 - 2.5 log10(ΔF + 83560.30)

Single lens fit parameters

tmax =JD 2458347.37 ± 0.00 UT (2018-Aug-16.87)
tE =32219.61 ± 26956.41 days
u0 =0.0000 ± 0.0002
Ibase =26.74 ± 0.16

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice