MOA 2017-BLG-253

Event Parameters

Internal ID:gb14-R-4-62201
Discovery date:2017-05-12T23:38:06
RA:18:03:42.60
Dec:-27:58:28.78
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
21837 18:03:42.40 -27:58:30.84 17.19 ± 0.07 4.37
22050 18:03:42.73 -27:58:29.43 17.55 ± 0.13 1.68
22123 18:03:42.86 -27:58:30.85 16.71 ± 0.03 4.05

Last 5 photometry measurements

Observation dateI magseeing
2460246.855 (2023-Oct-29.355) 99.99 ± 99.99 3.65
2460246.889 (2023-Oct-29.389) 19.95 ± 1.01 3.96
2460246.901 (2023-Oct-29.401) 99.99 ± 99.99 3.27
2460246.911 (2023-Oct-29.411) 20.38 ± 1.64 3.60
2460246.923 (2023-Oct-29.423) 18.60 ± 0.33 4.02

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

Single lens fit parameters

tmax =JD 2457886.13 ± 0.01 UT (2017-May-12.63)
tE =30.13 ± 1.30 days
u0 =0.0069 ± 0.0004
Ibase =20.90 ± 0.25

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice