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
2460611.899 (2024-Oct-28.399) 18.11 ± 0.17 4.61
2460611.911 (2024-Oct-28.411) 17.62 ± 0.12 4.67
2460611.921 (2024-Oct-28.421) 17.92 ± 0.22 5.03
2460611.930 (2024-Oct-28.430) 17.91 ± 0.17 4.48
2460614.875 (2024-Oct-31.375) 17.82 ± 0.23 4.88

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