MOA 2021-BLG-353

Event Parameters

Internal ID:gb20-R-8-7706
Discovery date:2021-08-31T11:13:29
RA:18:18:40.34
Dec:-23:36:31.67
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
82607 18:18:40.55 -23:36:32.37 16.77 ± 0.15 3.62
82680 18:18:40.40 -23:36:28.91 17.22 ± 0.07 3.78
82738 18:18:40.30 -23:36:36.45 17.80 ± 0.07 4.33
82758 18:18:40.29 -23:36:32.29 17.64 ± 0.15 0.08
82833 18:18:40.15 -23:36:30.31 18.85 ± 0.14 2.82
82856 18:18:40.11 -23:36:34.76 19.97 ± 0.27 3.65
82934 18:18:39.97 -23:36:34.00 18.88 ± 0.11 4.95

Last 5 photometry measurements

Observation dateI magseeing
2460239.942 (2023-Oct-22.442) 17.51 ± 0.08 3.52
2460244.877 (2023-Oct-27.377) 18.24 ± 0.19 4.28
2460245.871 (2023-Oct-28.371) 17.53 ± 0.06 3.09
2460246.850 (2023-Oct-29.350) 17.82 ± 0.13 3.48
2460246.871 (2023-Oct-29.371) 17.60 ± 0.07 3.37

Calibration: I = 27.40 - 2.5 log10(ΔF + 8038.96)

Single lens fit parameters

tmax =JD 2459460.73 ± 0.04 UT (2021-Sep-3.23)
tE =10.81 ± 0.91 days
u0 =0.5332 ± 0.0794
Ibase =17.31 ± 0.20

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice