MOA 2021-BLG-405

Event Parameters

Internal ID:gb5-R-8-122795
Discovery date:2021-09-27T12:59:12
RA:17:54:27.90
Dec:-29:17:24.43
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
166610 17:54:28.08 -29:17:23.02 17.05 ± 0.22 3.67
166632 17:54:28.02 -29:17:27.68 16.14 ± 0.24 3.51
166706 17:54:27.85 -29:17:23.56 15.59 ± 0.26 1.51
166829 17:54:27.66 -29:17:23.32 17.05 ± 0.16 3.19
166852 17:54:27.62 -29:17:28.12 18.61 ± 0.21 4.47

Last 5 photometry measurements

Observation dateI magseeing
2460246.848 (2023-Oct-29.348) 18.95 ± 0.51 3.68
2460246.883 (2023-Oct-29.383) 19.92 ± 0.98 3.49
2460246.895 (2023-Oct-29.395) 19.13 ± 0.49 3.25
2460246.905 (2023-Oct-29.405) 19.06 ± 0.42 3.35
2460246.917 (2023-Oct-29.417) 20.82 ± 2.12 3.48

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

Single lens fit parameters

tmax =JD 2459484.91 ± 0.02 UT (2021-Sep-27.41)
tE =13.46 ± 0.92 days
u0 =0.3777 ± 0.0415
Ibase =17.45 ± 0.39

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice