MOA 2019-BLG-207

Event Parameters

Internal ID:gb5-R-2-127683
Discovery date:2019-05-09T19:37:52
RA:17:53:57.78
Dec:-28:58:21.54
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
45074 17:53:57.48 -28:58:20.64 17.78 ± 0.07 4.61
45130 17:53:57.65 -28:58:22.44 17.28 ± 0.06 2.81
45131 17:53:57.65 -28:58:19.56 17.69 ± 0.09 2.79
45196 17:53:57.81 -28:58:20.89 17.60 ± 0.12 0.12
45230 17:53:57.90 -28:58:25.49 15.85 ± 0.06 4.82
45285 17:53:58.05 -28:58:19.69 16.94 ± 0.06 3.31

Last 5 photometry measurements

Observation dateI magseeing
2460246.848 (2023-Oct-29.348) 17.77 ± 0.11 3.57
2460246.883 (2023-Oct-29.383) 17.77 ± 0.06 3.28
2460246.895 (2023-Oct-29.395) 17.68 ± 0.06 3.24
2460246.905 (2023-Oct-29.405) 17.71 ± 0.07 3.25
2460246.917 (2023-Oct-29.417) 18.40 ± 0.33 3.11

Calibration: I = 27.40 - 2.5 log10(ΔF + 8302.33)

Single lens fit parameters

tmax =JD 2458620.96 ± 0.01 UT (2019-May-17.46)
tE =8.36 ± 0.51 days
u0 =0.8939 ± 0.0810
Ibase =15.74 ± 0.21

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice