MOA 2020-BLG-284

Event Parameters

Internal ID:gb12-R-3-5908
Discovery date:2020-10-15T14:06:59
RA:18:05:30.43
Dec:-30:57:57.01
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
172516 18:05:30.32 -30:57:56.24 18.23 ± 0.06 2.08
172593 18:05:30.44 -30:57:56.61 17.44 ± 0.08 0.47
172698 18:05:30.63 -30:57:58.18 19.14 ± 0.20 2.71
172766 18:05:30.76 -30:57:57.80 18.59 ± 0.18 4.03

Last 5 photometry measurements

Observation dateI magseeing
2460610.885 (2024-Oct-27.385) 17.76 ± 0.22 5.12
2460610.929 (2024-Oct-27.429) 17.63 ± 0.14 4.71
2460611.906 (2024-Oct-28.406) 17.60 ± 0.11 4.70
2460611.938 (2024-Oct-28.438) 17.53 ± 0.08 4.22
2460614.890 (2024-Oct-31.390) 19.23 ± 1.48 5.59

Calibration: I = 27.40 - 2.5 log10(ΔF + 9620.55)

Single lens fit parameters

tmax =JD 2459137.77 ± 0.09 UT (2020-Oct-15.27)
tE =85.96 ± 6.41 days
u0 =0.0368 ± 0.0037
Ibase =20.61 ± 0.16

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice