MOA 2019-BLG-252

Event Parameters

Internal ID:gb13-R-5-78624
Discovery date:2019-06-05T20:25:12
RA:18:05:32.49
Dec:-29:53:24.14
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
131896 18:05:32.23 -29:53:21.91 18.56 ± 0.09 4.42
132086 18:05:32.60 -29:53:24.82 15.65 ± 0.07 1.56
132098 18:05:32.65 -29:53:27.62 17.43 ± 0.08 4.53
132187 18:05:32.83 -29:53:22.94 18.28 ± 0.07 4.05

Last 5 photometry measurements

Observation dateI magseeing
2460245.887 (2023-Oct-28.387) 20.63 ± 1.24 3.34
2460245.920 (2023-Oct-28.420) 99.99 ± 99.99 3.53
2460246.857 (2023-Oct-29.357) 19.49 ± 0.41 3.62
2460246.890 (2023-Oct-29.390) 19.12 ± 0.37 3.62
2460246.924 (2023-Oct-29.424) 18.62 ± 0.30 3.76

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

Single lens fit parameters

tmax =JD 2458638.25 ± 0.04 UT (2019-Jun-3.75)
tE =25.32 ± 1.15 days
u0 =0.1452 ± 0.0097
Ibase =19.77 ± 0.15

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice