MOA 2021-BLG-396

Event Parameters

Internal ID:gb4-R-6-72014
Discovery date:2021-09-18T19:38:09
RA:17:55:22.67
Dec:-31:44:00.61
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
121574 17:55:22.93 -31:43:59.82 18.24 ± 0.13 4.29
121607 17:55:22.88 -31:44:03.15 17.92 ± 0.08 4.01
121632 17:55:22.83 -31:43:59.13 18.53 ± 0.11 3.40
121679 17:55:22.68 -31:44:02.49 18.16 ± 0.08 1.55
121735 17:55:22.53 -31:44:00.67 18.17 ± 0.08 1.42

Last 5 photometry measurements

Observation dateI magseeing
2460611.899 (2024-Oct-28.399) 17.57 ± 0.16 4.71
2460611.911 (2024-Oct-28.411) 17.80 ± 0.22 4.80
2460611.921 (2024-Oct-28.421) 16.94 ± 0.13 5.14
2460611.930 (2024-Oct-28.430) 17.66 ± 0.19 4.59
2460614.875 (2024-Oct-31.375) 17.26 ± 0.16 5.06

Calibration: I = 27.40 - 2.5 log10(ΔF + 4902.30)

Single lens fit parameters

tmax =JD 2459476.49 ± 0.03 UT (2021-Sep-18.99)
tE =3609.72 ± 3292.36 days
u0 =0.0001 ± 0.0008
Ibase =26.69 ± 0.19

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice