MOA 2018-BLG-251

Event Parameters

Internal ID:gb14-R-8-81377
Discovery date:2018-07-15T10:13:12
RA:18:08:52.40
Dec:-27:26:22.26
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
5690 18:08:52.64 -27:26:21.67 18.33 ± 0.17 4.13
5705 18:08:52.60 -27:26:26.27 16.21 ± 0.10 4.93
5810 18:08:52.36 -27:26:18.36 16.39 ± 0.10 4.65
5856 18:08:52.28 -27:26:25.03 18.15 ± 0.20 2.49
5956 18:08:52.09 -27:26:20.23 16.50 ± 0.11 4.61
5957 18:08:52.08 -27:26:24.51 18.72 ± 0.31 4.26

Last 5 photometry measurements

Observation dateI magseeing
2460599.917 (2024-Oct-16.417) 99.99 ± 99.99 3.21
2460599.929 (2024-Oct-16.429) 19.50 ± 0.43 3.03
2460599.940 (2024-Oct-16.440) 20.33 ± 0.99 3.06
2460599.951 (2024-Oct-16.451) 99.99 ± 99.99 3.04
2460599.961 (2024-Oct-16.461) 99.99 ± 99.99 3.34

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

Single lens fit parameters

tmax =JD 2458314.88 ± 0.01 UT (2018-Jul-15.38)
tE =63.58 ± 2.87 days
u0 =0.0078 ± 0.0004
Ibase =21.54 ± 0.19

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice