MOA 2017-BLG-249

Event Parameters

Internal ID:gb9-R-7-51456
Discovery date:2017-05-11T17:22:49
RA:18:00:20.65
Dec:-29:41:51.62
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
150847 18:00:20.81 -29:41:49.16 15.74 ± 0.04 4.19
150848 18:00:20.81 -29:41:55.77 14.94 ± 0.18 4.65
150898 18:00:20.67 -29:41:50.20 16.85 ± 0.07 2.27
150972 18:00:20.52 -29:41:53.38 17.55 ± 0.06 1.61
151061 18:00:20.36 -29:41:50.20 15.77 ± 0.04 3.89

Last 5 photometry measurements

Observation dateI magseeing
2460611.919 (2024-Oct-28.419) 16.88 ± 0.29 5.47
2460611.928 (2024-Oct-28.428) 99.99 ± 99.99 4.92
2460614.863 (2024-Oct-31.363) 18.12 ± 0.93 5.27
2460614.869 (2024-Oct-31.369) 99.99 ± 99.99 5.18
2460614.873 (2024-Oct-31.373) 19.61 ± 3.31 5.38

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

Single lens fit parameters

tmax =JD 2457884.50 ± 0.04 UT (2017-May-11.00)
tE =38.76 ± 9.48 days
u0 =0.0245 ± 0.0100
Ibase =21.44 ± 0.24

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice