MOA 2020-BLG-200

Event Parameters

Internal ID:gb5-R-4-124105
Discovery date:2020-08-08T09:38:32
RA:17:52:24.29
Dec:-29:37:25.44
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
37593 17:52:24.11 -29:37:28.21 17.09 ± 0.04 4.62
37594 17:52:24.13 -29:37:22.40 16.39 ± 0.10 3.75
37616 17:52:24.18 -29:37:26.43 17.39 ± 0.07 2.65
37682 17:52:24.32 -29:37:25.50 17.58 ± 0.14 0.69
37683 17:52:24.31 -29:37:21.79 16.73 ± 0.09 3.21
37735 17:52:24.39 -29:37:28.46 17.82 ± 0.11 3.84
37822 17:52:24.56 -29:37:26.60 15.40 ± 0.04 3.59
37838 17:52:24.61 -29:37:22.43 16.91 ± 0.13 4.57

Last 5 photometry measurements

Observation dateI magseeing
2460246.848 (2023-Oct-29.348) 17.74 ± 0.15 3.71
2460246.883 (2023-Oct-29.383) 17.65 ± 0.11 3.58
2460246.895 (2023-Oct-29.395) 17.57 ± 0.10 3.43
2460246.905 (2023-Oct-29.405) 17.70 ± 0.11 3.38
2460246.917 (2023-Oct-29.417) 17.95 ± 0.16 3.45

Calibration: I = 27.40 - 2.5 log10(ΔF + 8441.12)

Single lens fit parameters

tmax =JD 2459070.16 ± 0.01 UT (2020-Aug-8.66)
tE =4.31 ± 0.40 days
u0 =0.1053 ± 0.0120
Ibase =19.31 ± 0.32

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice