MOA 2017-BLG-287

Event Parameters

Internal ID:gb5-R-8-81899
Discovery date:2017-05-30T14:04:04
RA:17:55:50.61
Dec:-29:24:03.41
Current assessment:microlensing
A transient event found by MOA. Possibly anomalous.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
124021 17:55:50.66 -29:24:01.61 15.55 ± 0.10 2.74
124050 17:55:50.64 -29:24:07.91 15.39 ± 0.06 4.17
124078 17:55:50.61 -29:24:04.33 15.79 ± 0.15 0.63
124101 17:55:50.55 -29:23:59.35 18.31 ± 0.16 4.82
124205 17:55:50.34 -29:24:07.63 16.45 ± 0.09 4.84

Last 5 photometry measurements

Observation dateI magseeing
2460246.848 (2023-Oct-29.348) 15.90 ± 0.03 3.76
2460246.883 (2023-Oct-29.383) 15.82 ± 0.02 3.51
2460246.895 (2023-Oct-29.395) 15.81 ± 0.02 3.39
2460246.905 (2023-Oct-29.405) 15.81 ± 0.02 3.37
2460246.917 (2023-Oct-29.417) 15.81 ± 0.03 3.59

Calibration: I = 27.40 - 2.5 log10(ΔF + 43853.07)

Single lens fit parameters

tmax =JD 2457901.32 ± 0.01 UT (2017-May-27.82)
tE =19.85 ± 0.27 days
u0 =0.1646 ± 0.0030
Ibase =18.00 ± 0.27

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice