MOA 2017-BLG-304

Event Parameters

Internal ID:gb4-R-1-149420
Discovery date:2017-06-14T09:22:00
RA:17:53:19.25
Dec:-30:12:39.02
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
114288 17:53:19.10 -30:12:42.00 17.36 ± 0.09 4.58
114361 17:53:19.26 -30:12:36.60 15.39 ± 0.14 2.04
114362 17:53:19.27 -30:12:33.78 14.20 ± 0.04 4.97
114502 17:53:19.59 -30:12:40.03 15.79 ± 0.04 4.33

Last 5 photometry measurements

Observation dateI magseeing
2460572.944 (2024-Sep-19.444) 99.99 ± 99.99 4.25
2460572.954 (2024-Sep-19.454) 22.22 ± 12.55 4.04
2460572.966 (2024-Sep-19.466) 15.73 ± 0.51 5.64
2460574.031 (2024-Sep-20.531) 23.01 ± 49.96 5.13
2460575.919 (2024-Sep-22.419) 18.77 ± 1.21 4.85

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

Single lens fit parameters

tmax =JD 2457929.28 ± 0.00 UT (2017-Jun-24.78)
tE =13.51 ± 0.07 days
u0 =0.2400 ± 0.0019
Ibase =15.78 ± 0.29

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice