MOA 2017-BLG-232

Event Parameters

Internal ID:gb4-R-7-45438
Discovery date:2017-05-05T18:37:47
RA:17:55:35.39
Dec:-31:29:34.12
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
131700 17:55:35.49 -31:29:33.20 17.01 ± 0.05 2.52
131701 17:55:35.50 -31:29:34.91 16.24 ± 0.05 2.04
131845 17:55:35.23 -31:29:34.82 17.79 ± 0.09 1.45
131846 17:55:35.20 -31:29:38.32 17.63 ± 0.10 4.20

Last 5 photometry measurements

Observation dateI magseeing
2460246.887 (2023-Oct-29.387) 17.61 ± 0.19 3.30
2460246.898 (2023-Oct-29.398) 17.59 ± 0.13 3.04
2460246.909 (2023-Oct-29.409) 18.16 ± 0.27 3.33
2460246.920 (2023-Oct-29.420) 18.61 ± 0.65 3.98
2460246.929 (2023-Oct-29.429) 20.14 ± 2.43 3.57

Calibration: I = 27.40 - 2.5 log10(ΔF + 6995.20)

Single lens fit parameters

tmax =JD 2457882.19 ± 0.00 UT (2017-May-8.69)
tE =76.08 ± 6.47 days
u0 =0.0063 ± 0.0007
Ibase =21.99 ± 0.22

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice