MOA 2018-BLG-252

Event Parameters

Internal ID:gb8-R-9-21995
Discovery date:2018-07-15T11:32:41
RA:18:01:02.33
Dec:-30:29:25.81
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
56342 18:01:02.41 -30:29:29.40 18.73 ± 0.12 3.56
56367 18:01:02.38 -30:29:22.67 18.30 ± 0.14 4.09
56407 18:01:02.29 -30:29:25.94 17.74 ± 0.06 0.47
56456 18:01:02.21 -30:29:27.56 16.39 ± 0.05 1.58
56545 18:01:02.04 -30:29:27.67 15.93 ± 0.04 3.57

Last 5 photometry measurements

Observation dateI magseeing
2460598.954 (2024-Oct-15.454) 16.89 ± 0.07 3.20
2460599.861 (2024-Oct-16.361) 16.91 ± 0.07 2.56
2460599.897 (2024-Oct-16.397) 16.96 ± 0.08 2.81
2460599.931 (2024-Oct-16.431) 16.86 ± 0.08 3.03
2460599.964 (2024-Oct-16.464) 16.78 ± 0.07 3.47

Calibration: I = 27.40 - 2.5 log10(ΔF + 7311.39)

Single lens fit parameters

tmax =JD 2458315.56 ± 0.00 UT (2018-Jul-16.06)
tE =13430.28 ± 12032.88 days
u0 =0.0000 ± 0.0003
Ibase =27.18 ± 0.19

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice