MOA 2018-BLG-256

Event Parameters

Internal ID:gb17-R-3-21369
Discovery date:2018-07-17T14:28:46
RA:18:09:06.58
Dec:-27:32:52.87
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
3395 18:09:06.29 -27:32:53.01 14.89 ± 0.02 4.69
3577 18:09:06.62 -27:32:52.08 19.21 ± 0.25 0.25
3651 18:09:06.77 -27:32:49.35 18.21 ± 0.19 3.62
3710 18:09:06.92 -27:32:51.16 15.71 ± 0.04 4.21

Last 5 photometry measurements

Observation dateI magseeing
2460598.932 (2024-Oct-15.432) 18.97 ± 0.81 3.09
2460598.964 (2024-Oct-15.464) 18.70 ± 0.71 3.13
2460599.866 (2024-Oct-16.366) 18.65 ± 0.46 2.34
2460599.909 (2024-Oct-16.409) 18.62 ± 0.45 2.91
2460599.943 (2024-Oct-16.443) 18.67 ± 0.58 2.96

Calibration: I = 27.40 - 2.5 log10(ΔF + 1891.47)

Single lens fit parameters

tmax =JD 2458329.39 ± 0.26 UT (2018-Jul-29.89)
tE =76.50 ± 12.97 days
u0 =0.1460 ± 0.0265
Ibase =19.11 ± 0.26

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice