MOA 2020-BLG-028

Event Parameters

Internal ID:gb9-R-9-113990
Discovery date:2020-02-24T19:55:20
RA:18:00:17.03
Dec:-28:56:26.15
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
153205 18:00:16.95 -28:56:24.11 15.81 ± 0.06 2.77
153276 18:00:16.82 -28:56:29.64 19.04 ± 0.44 3.76
153319 18:00:16.74 -28:56:25.19 15.04 ± 0.05 3.67
153346 18:00:16.66 -28:56:28.60 17.71 ± 0.26 4.84

Last 5 photometry measurements

Observation dateI magseeing
2460611.919 (2024-Oct-28.419) 20.50 ± 7.73 5.51
2460611.928 (2024-Oct-28.428) 99.99 ± 99.99 4.92
2460614.863 (2024-Oct-31.363) 18.70 ± 1.66 5.13
2460614.869 (2024-Oct-31.369) 17.97 ± 0.45 5.24
2460614.873 (2024-Oct-31.373) 18.93 ± 1.71 5.30

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

Single lens fit parameters

tmax =JD 2458920.14 ± 0.27 UT (2020-Mar-11.64)
tE =3.93 ± 12.70 days
u0 =9.7752 ± 7.8243
Ibase =8.57 ± 0.29

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice