MOA 2017-BLG-203

Event Parameters

Internal ID:gb18-R-3-14611
Discovery date:2017-04-23T18:18:06
RA:18:10:06.96
Dec:-25:47:21.89
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
33274 18:10:06.75 -25:47:22.18 19.89 ± 0.23 3.62
33296 18:10:06.79 -25:47:19.61 18.49 ± 0.14 3.49
33377 18:10:06.91 -25:47:25.12 16.54 ± 0.10 4.16
33378 18:10:06.94 -25:47:22.27 16.73 ± 0.07 1.36
33379 18:10:06.92 -25:47:18.13 17.86 ± 0.08 3.46
33545 18:10:07.23 -25:47:21.88 17.70 ± 0.07 3.28
33546 18:10:07.23 -25:47:18.70 16.30 ± 0.09 4.24

Last 5 photometry measurements

Observation dateI magseeing
2460570.961 (2024-Sep-17.461) 16.76 ± 0.05 3.22
2460571.001 (2024-Sep-17.501) 16.79 ± 0.08 4.11
2460571.034 (2024-Sep-17.534) 16.86 ± 0.12 4.33
2460572.900 (2024-Sep-19.400) 16.71 ± 0.04 3.90
2460572.947 (2024-Sep-19.447) 16.73 ± 0.05 3.87

Calibration: I = 27.40 - 2.5 log10(ΔF + 18467.16)

Single lens fit parameters

tmax =JD 2457867.54 ± 0.02 UT (2017-Apr-24.04)
tE =11578.14 ± 10894.36 days
u0 =0.0000 ± 0.0004
Ibase =29.38 ± 0.19

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice