MOA 2017-BLG-144

Event Parameters

Internal ID:gb20-R-6-5117
Discovery date:2017-04-04T19:56:14
RA:18:20:08.72
Dec:-24:33:48.15
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
115685 18:20:08.89 -24:33:46.42 16.03 ± 0.04 3.92
115727 18:20:08.80 -24:33:51.11 17.64 ± 0.08 3.13
115777 18:20:08.67 -24:33:48.32 15.21 ± 0.02 0.44
115818 18:20:08.59 -24:33:44.83 16.82 ± 0.03 4.34
115913 18:20:08.39 -24:33:48.55 18.65 ± 0.09 4.04

Last 5 photometry measurements

Observation dateI magseeing
2460239.942 (2023-Oct-22.442) 15.17 ± 0.02 3.64
2460244.877 (2023-Oct-27.377) 15.10 ± 0.04 4.35
2460245.871 (2023-Oct-28.371) 15.16 ± 0.03 3.32
2460246.850 (2023-Oct-29.350) 15.11 ± 0.03 3.77
2460246.871 (2023-Oct-29.371) 15.19 ± 0.02 3.61

Calibration: I = 27.40 - 2.5 log10(ΔF + 74885.89)

Single lens fit parameters

tmax =JD 2457886.97 ± 0.19 UT (2017-May-13.47)
tE =78.18 ± 3.41 days
u0 =0.3043 ± 0.0169
Ibase =17.22 ± 0.15

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice