MOA 2017-BLG-237

Event Parameters

Internal ID:gb14-R-3-59926
Discovery date:2017-05-07T14:19:22
RA:18:04:40.33
Dec:-27:32:39.18
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
58618 18:04:40.28 -27:32:39.45 16.91 ± 0.10 1.65
58619 18:04:40.27 -27:32:35.55 14.75 ± 0.09 3.46
58712 18:04:40.50 -27:32:41.65 18.33 ± 0.18 3.58
58770 18:04:40.53 -27:32:36.63 17.62 ± 0.10 2.92
58867 18:04:40.72 -27:32:38.27 18.46 ± 0.23 4.68

Last 5 photometry measurements

Observation dateI magseeing
2460246.855 (2023-Oct-29.355) 99.99 ± 99.99 3.36
2460246.889 (2023-Oct-29.389) 19.85 ± 1.33 3.63
2460246.901 (2023-Oct-29.401) 99.99 ± 99.99 2.98
2460246.911 (2023-Oct-29.411) 20.28 ± 1.95 3.44
2460246.923 (2023-Oct-29.423) 22.16 ± 17.85 3.88

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

Single lens fit parameters

tmax =JD 2457881.69 ± 0.01 UT (2017-May-8.19)
tE =4374.74 ± 3619.39 days
u0 =0.0003 ± 0.0014
Ibase =26.99 ± 0.31

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice