MOA 2019-BLG-277

Event Parameters

Internal ID:gb5-R-7-134935
Discovery date:2019-06-23T20:12:24
RA:17:55:44.41
Dec:-29:45:10.62
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
114848 17:55:44.72 -29:45:11.80 17.58 ± 0.12 4.88
114923 17:55:44.58 -29:45:07.86 16.05 ± 0.05 4.58
114960 17:55:44.49 -29:45:15.41 16.60 ± 0.05 4.75
115051 17:55:44.32 -29:45:14.52 16.57 ± 0.06 3.49

Last 5 photometry measurements

Observation dateI magseeing
2460572.962 (2024-Sep-19.462) 99.99 ± 99.99 4.86
2460573.023 (2024-Sep-19.523) 99.99 ± 99.99 4.69
2460575.899 (2024-Sep-22.399) 99.99 ± 99.99 4.15
2460575.902 (2024-Sep-22.402) 19.55 ± 1.88 4.72
2460575.915 (2024-Sep-22.415) 20.13 ± 3.11 4.71

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

Single lens fit parameters

tmax =JD 2458664.53 ± 0.04 UT (2019-Jun-30.03)
tE =10.83 ± 0.46 days
u0 =0.1763 ± 0.0106
Ibase =17.77 ± 0.30

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice