MOA 2017-BLG-420

Event Parameters

Internal ID:gb1-R-2-55409
Discovery date:2017-08-10T14:02:57
RA:17:44:30.25
Dec:-33:53:06.56
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
62595 17:44:30.29 -33:53:04.12 17.02 ± 0.03 1.95
62634 17:44:30.39 -33:53:05.58 15.02 ± 0.02 1.30

Last 5 photometry measurements

Observation dateI magseeing
2460245.923 (2023-Oct-28.423) 14.99 ± 0.01 3.98
2460245.937 (2023-Oct-28.437) 15.02 ± 0.01 4.06
2460246.859 (2023-Oct-29.359) 14.98 ± 0.01 3.93
2460246.892 (2023-Oct-29.392) 14.96 ± 0.01 3.89
2460246.926 (2023-Oct-29.426) 14.99 ± 0.01 3.86

Calibration: I = 27.40 - 2.5 log10(ΔF + 89371.70)

Single lens fit parameters

tmax =JD 2457986.16 ± 1.08 UT (2017-Aug-20.66)
tE =38639.54 ± 34629.86 days
u0 =0.0014 ± 0.0116
Ibase =25.16 ± 0.15

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice