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
2460611.899 (2024-Oct-28.399) 18.31 ± 0.47 4.81
2460611.911 (2024-Oct-28.411) 99.99 ± 99.99 5.15
2460611.921 (2024-Oct-28.421) 17.25 ± 0.38 5.48
2460611.930 (2024-Oct-28.430) 21.23 ± 5.86 4.78
2460614.875 (2024-Oct-31.375) 18.81 ± 1.05 5.36

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