MOA 2021-BLG-436

Event Parameters

Internal ID:gb4-R-2-108544
Discovery date:2021-10-13T17:44:24
RA:17:53:47.28
Dec:-30:37:49.63
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
93215 17:53:47.14 -30:37:46.38 18.22 ± 0.07 3.66
93230 17:53:47.17 -30:37:50.33 14.20 ± 0.03 2.39
93278 17:53:47.32 -30:37:48.82 17.22 ± 0.07 0.24
93350 17:53:47.57 -30:37:52.33 16.13 ± 0.07 4.77

Last 5 photometry measurements

Observation dateI magseeing
2460611.899 (2024-Oct-28.399) 16.96 ± 0.06 4.58
2460611.911 (2024-Oct-28.411) 17.49 ± 0.15 4.81
2460611.921 (2024-Oct-28.421) 17.34 ± 0.13 5.17
2460611.930 (2024-Oct-28.430) 17.46 ± 0.07 4.45
2460614.875 (2024-Oct-31.375) 17.10 ± 0.09 5.00

Calibration: I = 27.40 - 2.5 log10(ΔF + 11792.34)

Single lens fit parameters

tmax =JD 2459514.86 ± 0.38 UT (2021-Oct-27.36)
tE =32.60 ± 1.68 days
u0 =0.5005 ± 0.0464
Ibase =16.19 ± 0.17

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice