MOA 2020-BLG-245

Event Parameters

Internal ID:gb4-R-1-177948
Discovery date:2020-09-03T10:20:24
RA:17:53:13.53
Dec:-30:19:05.30
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
48033 17:53:13.27 -30:19:03.39 17.39 ± 0.04 4.36
48128 17:53:13.49 -30:19:07.01 14.86 ± 0.03 2.64
48190 17:53:13.64 -30:19:04.79 18.38 ± 0.12 0.87
48227 17:53:13.75 -30:19:07.95 18.34 ± 0.12 4.14

Last 5 photometry measurements

Observation dateI magseeing
2460611.899 (2024-Oct-28.399) 99.99 ± 99.99 4.84
2460611.911 (2024-Oct-28.411) 99.99 ± 99.99 5.01
2460611.921 (2024-Oct-28.421) 99.99 ± 99.99 5.37
2460611.930 (2024-Oct-28.430) 99.99 ± 99.99 4.67
2460614.875 (2024-Oct-31.375) 22.11 ± 18.38 5.30

Calibration: I = 27.40 - 2.5 log10(ΔF + 4040.17)

Single lens fit parameters

tmax =JD 2459095.79 ± 0.02 UT (2020-Sep-3.29)
tE =92.21 ± 29.99 days
u0 =0.0040 ± 0.0020
Ibase =22.82 ± 0.24

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice