MOA 2021-BLG-161

Event Parameters

Internal ID:gb9-R-2-200938
Discovery date:2021-06-03T08:34:51
RA:17:59:38.50
Dec:-29:00:39.31
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
39698 17:59:38.25 -29:00:41.01 17.08 ± 0.12 4.69
39748 17:59:38.42 -29:00:37.16 14.88 ± 0.05 2.43
39768 17:59:38.51 -29:00:42.61 15.85 ± 0.10 4.06
39818 17:59:38.67 -29:00:38.82 18.63 ± 0.35 1.67
39819 17:59:38.66 -29:00:35.07 15.33 ± 0.05 4.04

Last 5 photometry measurements

Observation dateI magseeing
2460572.941 (2024-Sep-19.441) 19.17 ± 0.28 3.69
2460572.952 (2024-Sep-19.452) 19.93 ± 0.55 3.85
2460572.964 (2024-Sep-19.464) 99.99 ± 99.99 5.01
2460573.025 (2024-Sep-19.525) 19.21 ± 0.47 4.62
2460575.916 (2024-Sep-22.416) 17.16 ± 0.38 6.82

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

Single lens fit parameters

tmax =JD 2459384.62 ± 0.01 UT (2021-Jun-19.12)
tE =101.11 ± 5.87 days
u0 =0.0277 ± 0.0015
Ibase =19.15 ± 0.32

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice