MOA 2016-BLG-531

Event Parameters

Internal ID:gb16-R-3-4775
Discovery date:2016-09-05T10:32:08
RA:18:09:53.65
Dec:-29:08:30.95
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
126390 18:09:53.50 -29:08:26.74 17.25 ± 0.08 4.63
126447 18:09:53.56 -29:08:30.40 19.26 ± 0.17 1.92
126547 18:09:53.78 -29:08:28.88 17.67 ± 0.16 1.92
126570 18:09:53.82 -29:08:34.77 18.46 ± 0.15 4.83
126600 18:09:53.82 -29:08:26.46 17.64 ± 0.05 4.38
126648 18:09:53.92 -29:08:28.80 16.60 ± 0.10 3.39

Last 5 photometry measurements

Observation dateI magseeing
2460245.910 (2023-Oct-28.410) 20.05 ± 1.13 3.08
2460245.939 (2023-Oct-28.439) 18.93 ± 0.65 3.49
2460246.866 (2023-Oct-29.366) 99.99 ± 99.99 3.43
2460246.913 (2023-Oct-29.413) 22.43 ± 9.49 3.21
2460246.937 (2023-Oct-29.437) 18.94 ± 0.69 3.71

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

Single lens fit parameters

tmax =JD 2457637.53 ± 0.01 UT (2016-Sep-6.03)
tE =30.74 ± 2.50 days
u0 =0.0092 ± 0.0011
Ibase =20.49 ± 0.18

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice