MOA 2020-BLG-087

Event Parameters

Internal ID:gb5-R-8-107782
Discovery date:2020-06-15T01:09:39
RA:17:54:13.10
Dec:-29:23:47.57
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
174687 17:54:13.37 -29:23:50.16 16.48 ± 0.15 4.71
174816 17:54:13.05 -29:23:51.88 17.38 ± 0.19 3.84
174836 17:54:13.06 -29:23:48.54 17.78 ± 0.18 0.40
174914 17:54:12.93 -29:23:46.97 16.31 ± 0.09 2.04
174935 17:54:12.89 -29:23:45.04 18.04 ± 0.20 3.90
174958 17:54:12.83 -29:23:48.60 16.87 ± 0.11 2.97

Last 5 photometry measurements

Observation dateI magseeing
2460246.848 (2023-Oct-29.348) 17.70 ± 0.14 3.64
2460246.883 (2023-Oct-29.383) 17.89 ± 0.13 3.34
2460246.895 (2023-Oct-29.395) 17.74 ± 0.10 3.19
2460246.905 (2023-Oct-29.405) 17.69 ± 0.10 3.31
2460246.917 (2023-Oct-29.417) 17.92 ± 0.13 3.51

Calibration: I = 27.40 - 2.5 log10(ΔF + 7066.43)

Single lens fit parameters

tmax =JD 2459017.15 ± 0.01 UT (2020-Jun-16.65)
tE =0.61 ± 0.94 days
u0 =11.9641 ± 7.4141
Ibase =7.59 ± 0.37

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice