MOA 2017-BLG-229

Event Parameters

Internal ID:gb5-R-4-97846
Discovery date:2017-05-05T16:56:49
RA:17:52:26.76
Dec:-29:41:51.35
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
38869 17:52:26.68 -29:41:46.38 16.90 ± 0.09 4.86
38908 17:52:26.75 -29:41:49.44 17.85 ± 0.13 1.58
38934 17:52:26.81 -29:41:50.70 17.52 ± 0.12 0.10
38978 17:52:26.95 -29:41:52.98 17.92 ± 0.30 2.96

Last 5 photometry measurements

Observation dateI magseeing
2460246.848 (2023-Oct-29.348) 17.64 ± 0.13 3.71
2460246.883 (2023-Oct-29.383) 17.47 ± 0.10 3.54
2460246.895 (2023-Oct-29.395) 17.63 ± 0.11 3.37
2460246.905 (2023-Oct-29.405) 17.77 ± 0.12 3.30
2460246.917 (2023-Oct-29.417) 17.42 ± 0.09 3.40

Calibration: I = 27.40 - 2.5 log10(ΔF + 8928.94)

Single lens fit parameters

tmax =JD 2457902.12 ± 0.37 UT (2017-May-28.62)
tE =15.65 ± 16.71 days
u0 =10.5361 ± 5.5676
Ibase =8.90 ± 0.30

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice