MOA 2021-BLG-393

Event Parameters

Internal ID:gb14-R-8-93634
Discovery date:2021-09-15T16:10:06
RA:18:06:40.23
Dec:-27:23:50.25
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
72884 18:06:40.43 -27:23:51.98 17.87 ± 0.15 3.55
72996 18:06:40.20 -27:23:50.73 17.61 ± 0.12 0.19
73017 18:06:40.17 -27:23:48.75 17.77 ± 0.10 2.16
73069 18:06:40.10 -27:23:52.78 16.70 ± 0.06 2.32
73110 18:06:39.99 -27:23:48.64 17.52 ± 0.09 3.53

Last 5 photometry measurements

Observation dateI magseeing
2460246.855 (2023-Oct-29.355) 17.42 ± 0.07 3.45
2460246.889 (2023-Oct-29.389) 17.36 ± 0.08 3.63
2460246.901 (2023-Oct-29.401) 17.50 ± 0.07 2.97
2460246.911 (2023-Oct-29.411) 17.37 ± 0.07 3.59
2460246.923 (2023-Oct-29.423) 17.35 ± 0.09 4.07

Calibration: I = 27.40 - 2.5 log10(ΔF + 8218.64)

Single lens fit parameters

tmax =JD 2459485.01 ± 0.00 UT (2021-Sep-27.51)
tE =16.55 ± 0.12 days
u0 =0.0364 ± 0.0004
Ibase =17.34 ± 0.23

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice