MOA 2021-BLG-318

Event Parameters

Internal ID:gb14-R-4-93038
Discovery date:2021-08-09T13:48:45
RA:18:04:21.54
Dec:-27:50:53.90
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
44812 18:04:21.42 -27:50:54.16 17.89 ± 0.12 2.47
44860 18:04:21.53 -27:50:50.89 16.50 ± 0.18 2.64
44975 18:04:21.67 -27:50:57.64 18.01 ± 0.14 4.64
44994 18:04:21.69 -27:50:55.99 18.36 ± 0.21 3.11
45055 18:04:21.79 -27:50:51.35 14.16 ± 0.09 3.52

Last 5 photometry measurements

Observation dateI magseeing
2460246.855 (2023-Oct-29.355) 99.99 ± 99.99 3.51
2460246.889 (2023-Oct-29.389) 20.32 ± 1.54 3.70
2460246.901 (2023-Oct-29.401) 19.92 ± 0.84 3.13
2460246.911 (2023-Oct-29.411) 99.99 ± 99.99 3.30
2460246.923 (2023-Oct-29.423) 19.93 ± 1.24 3.91

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

Single lens fit parameters

tmax =JD 2459444.98 ± 0.03 UT (2021-Aug-18.48)
tE =46.01 ± 1.33 days
u0 =0.0926 ± 0.0037
Ibase =18.98 ± 0.26

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice