MOA 2019-BLG-291

Event Parameters

Internal ID:gb5-R-8-99817
Discovery date:2019-06-26T11:36:26
RA:17:54:21.57
Dec:-29:17:17.80
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
170055 17:54:21.77 -29:17:20.23 16.68 ± 0.15 3.83
170146 17:54:21.58 -29:17:15.23 18.27 ± 0.27 3.34
170175 17:54:21.53 -29:17:17.99 17.02 ± 0.13 0.42
170249 17:54:21.41 -29:17:16.29 16.95 ± 0.13 2.66
170317 17:54:21.28 -29:17:18.62 18.68 ± 0.32 3.38

Last 5 photometry measurements

Observation dateI magseeing
2460572.962 (2024-Sep-19.462) 16.90 ± 0.12 4.61
2460573.023 (2024-Sep-19.523) 17.00 ± 0.12 4.74
2460575.899 (2024-Sep-22.399) 17.16 ± 0.09 4.14
2460575.902 (2024-Sep-22.402) 17.31 ± 0.39 4.73
2460575.915 (2024-Sep-22.415) 17.09 ± 0.18 4.63

Calibration: I = 27.40 - 2.5 log10(ΔF + 14177.51)

Single lens fit parameters

tmax =JD 2458759.75 ± 0.02 UT (2019-Oct-3.25)
tE =68.83 ± 0.24 days
u0 =0.1510 ± 0.0008
Ibase =16.43 ± 0.39

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice