MOA 2020-BLG-248

Event Parameters

Internal ID:gb4-R-5-47867
Discovery date:2020-09-07T09:49:36
RA:17:53:27.07
Dec:-31:36:54.77
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
94115 17:53:27.03 -31:36:55.53 17.15 ± 0.11 1.76
94180 17:53:27.20 -31:36:55.41 16.40 ± 0.08 1.74
94226 17:53:27.28 -31:36:50.46 18.18 ± 0.09 4.48
94256 17:53:27.36 -31:36:55.25 17.61 ± 0.06 3.49

Last 5 photometry measurements

Observation dateI magseeing
2460611.899 (2024-Oct-28.399) 99.99 ± 99.99 4.61
2460611.911 (2024-Oct-28.411) 18.89 ± 0.43 4.81
2460611.921 (2024-Oct-28.421) 99.99 ± 99.99 5.07
2460611.930 (2024-Oct-28.430) 99.99 ± 99.99 4.57
2460614.875 (2024-Oct-31.375) 99.99 ± 99.99 5.02

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

Single lens fit parameters

tmax =JD 2459103.10 ± 0.01 UT (2020-Sep-10.60)
tE =29.90 ± 0.51 days
u0 =0.0389 ± 0.0009
Ibase =19.11 ± 0.19

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice