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
2460611.899 (2024-Oct-28.399) 17.12 ± 0.14 4.89
2460611.911 (2024-Oct-28.411) 17.25 ± 0.19 5.13
2460611.921 (2024-Oct-28.421) 17.13 ± 0.27 5.51
2460611.930 (2024-Oct-28.430) 16.91 ± 0.10 4.77
2460614.875 (2024-Oct-31.375) 17.24 ± 0.25 5.43

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