MOA 2017-BLG-025

Event Parameters

Internal ID:gb4-R-10-75221
Discovery date:2017-02-16T17:49:33
RA:17:54:06.75
Dec:-30:10:41.29
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
64455 17:54:06.85 -30:10:42.55 16.30 ± 0.04 2.08
64488 17:54:06.74 -30:10:41.83 16.67 ± 0.09 0.43
64500 17:54:06.69 -30:10:39.40 15.71 ± 0.04 2.63
64518 17:54:06.63 -30:10:44.41 17.92 ± 0.12 2.91
64565 17:54:06.51 -30:10:41.26 16.54 ± 0.06 2.65
64625 17:54:06.35 -30:10:43.06 17.16 ± 0.08 4.95

Last 5 photometry measurements

Observation dateI magseeing
2460246.887 (2023-Oct-29.387) 16.71 ± 0.06 3.77
2460246.898 (2023-Oct-29.398) 16.82 ± 0.08 3.54
2460246.909 (2023-Oct-29.409) 16.67 ± 0.07 3.75
2460246.920 (2023-Oct-29.420) 16.68 ± 0.09 4.05
2460246.929 (2023-Oct-29.429) 16.59 ± 0.09 3.96

Calibration: I = 27.40 - 2.5 log10(ΔF + 19552.40)

Single lens fit parameters

tmax =JD 2457827.18 ± 0.00 UT (2017-Mar-14.68)
tE =61.99 ± 0.11 days
u0 =0.0158 ± 0.0000
Ibase =16.07 ± 0.29

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice