MOA 2020-BLG-271

Event Parameters

Internal ID:gb5-R-8-115685
Discovery date:2020-09-19T13:16:19
RA:17:56:03.46
Dec:-29:06:05.62
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
25089 17:56:03.54 -29:06:03.33 16.05 ± 0.06 3.45
25108 17:56:03.51 -29:06:10.44 16.88 ± 0.17 4.55
25155 17:56:03.41 -29:06:02.47 17.07 ± 0.09 3.86
25213 17:56:03.27 -29:06:04.93 15.80 ± 0.05 2.40
25233 17:56:03.26 -29:06:08.26 18.29 ± 0.27 3.03

Last 5 photometry measurements

Observation dateI magseeing
2460611.907 (2024-Oct-28.407) 99.99 ± 99.99 5.04
2460611.918 (2024-Oct-28.418) 99.99 ± 99.99 5.56
2460614.862 (2024-Oct-31.362) 18.17 ± 0.71 5.39
2460614.868 (2024-Oct-31.368) 19.42 ± 1.13 5.10
2460614.872 (2024-Oct-31.372) 99.99 ± 99.99 4.62

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

Single lens fit parameters

tmax =JD 2459112.62 ± 0.06 UT (2020-Sep-20.12)
tE =11.18 ± 1.27 days
u0 =0.3827 ± 0.0852
Ibase =17.91 ± 0.29

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice