MOA 2020-BLG-012

Event Parameters

Internal ID:gb5-R-4-123869
Discovery date:2020-02-11T20:36:12
RA:17:53:13.08
Dec:-29:38:08.79
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
63229 17:53:12.82 -29:38:08.49 18.05 ± 0.16 4.22
63385 17:53:13.12 -29:38:12.45 15.82 ± 0.12 4.41
63386 17:53:13.17 -29:38:07.86 16.84 ± 0.09 0.62
63412 17:53:13.13 -29:38:05.60 17.48 ± 0.21 2.72
63459 17:53:13.28 -29:38:04.79 18.47 ± 0.18 4.09
63509 17:53:13.38 -29:38:10.17 17.11 ± 0.09 4.01
63556 17:53:13.48 -29:38:06.88 18.39 ± 0.21 4.96

Last 5 photometry measurements

Observation dateI magseeing
2460611.907 (2024-Oct-28.407) 17.05 ± 0.10 4.92
2460611.918 (2024-Oct-28.418) 16.85 ± 0.19 5.46
2460614.862 (2024-Oct-31.362) 99.99 ± 99.99 4.41
2460614.868 (2024-Oct-31.368) 99.99 ± 99.99 6.43
2460614.872 (2024-Oct-31.372) 16.95 ± 0.07 4.56

Calibration: I = 27.40 - 2.5 log10(ΔF + 16749.43)

Single lens fit parameters

tmax =JD 2458892.46 ± 0.45 UT (2020-Feb-12.96)
tE =78.02 ± 3.31 days
u0 =0.2684 ± 0.0213
Ibase =18.43 ± 0.34

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice