MOA 2017-BLG-283

Event Parameters

Internal ID:gb4-R-5-42972
Discovery date:2017-05-25T13:22:11
RA:17:52:21.43
Dec:-31:41:35.22
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
17311 17:52:21.14 -31:41:33.29 15.41 ± 0.03 4.73
17338 17:52:21.22 -31:41:36.39 16.81 ± 0.05 3.89

Last 5 photometry measurements

Observation dateI magseeing
2460246.887 (2023-Oct-29.387) 20.45 ± 1.36 3.48
2460246.898 (2023-Oct-29.398) 99.99 ± 99.99 3.33
2460246.909 (2023-Oct-29.409) 19.59 ± 0.57 3.42
2460246.920 (2023-Oct-29.420) 20.37 ± 1.75 3.80
2460246.929 (2023-Oct-29.429) 19.60 ± 0.72 3.64

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

Single lens fit parameters

tmax =JD 2457900.43 ± 0.00 UT (2017-May-26.93)
tE =51.17 ± 3.40 days
u0 =0.0000 ± 0.0011
Ibase =21.06 ± 0.17

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice