MOA 2021-BLG-057

Event Parameters

Internal ID:gb19-R-3-10799
Discovery date:2021-03-28T12:35:30
RA:18:17:40.77
Dec:-25:36:56.63
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
85338 18:17:40.78 -25:36:51.69 17.61 ± 0.10 4.51
85363 18:17:40.83 -25:37:00.05 17.10 ± 0.05 4.15
85432 18:17:40.93 -25:36:58.83 17.56 ± 0.11 3.33
85433 18:17:40.95 -25:36:56.23 17.92 ± 0.14 1.94

Last 5 photometry measurements

Observation dateI magseeing
2460599.954 (2024-Oct-16.454) 99.99 ± 99.99 3.30
2460602.898 (2024-Oct-19.398) 23.94 ± 23.64 3.31
2460610.889 (2024-Oct-27.389) 19.50 ± 3.11 5.11
2460611.932 (2024-Oct-28.432) 99.99 ± 99.99 4.83
2460614.894 (2024-Oct-31.394) 99.99 ± 99.99 4.91

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

Single lens fit parameters

tmax =JD 2459301.90 ± 0.02 UT (2021-Mar-28.40)
tE =17.65 ± 3.09 days
u0 =0.0169 ± 0.0072
Ibase =20.16 ± 0.16

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice