MOA 2017-BLG-208

Event Parameters

Internal ID:gb4-R-6-48329
Discovery date:2017-04-25T22:50:19
RA:17:55:24.47
Dec:-31:41:48.64
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
120981 17:55:24.46 -31:41:48.29 18.13 ± 0.08 1.08
121014 17:55:24.37 -31:41:52.74 16.11 ± 0.03 3.80
121034 17:55:24.31 -31:41:49.89 16.41 ± 0.05 1.68
121085 17:55:24.18 -31:41:48.02 17.04 ± 0.12 3.49

Last 5 photometry measurements

Observation dateI magseeing
2460611.899 (2024-Oct-28.399) 18.17 ± 0.27 4.70
2460611.911 (2024-Oct-28.411) 19.23 ± 0.92 4.80
2460611.921 (2024-Oct-28.421) 17.72 ± 0.31 5.13
2460611.930 (2024-Oct-28.430) 99.99 ± 99.99 4.55
2460614.875 (2024-Oct-31.375) 18.06 ± 0.43 5.05

Calibration: I = 27.40 - 2.5 log10(ΔF + 5090.96)

Single lens fit parameters

tmax =JD 2457870.15 ± 0.03 UT (2017-Apr-26.65)
tE =10.46 ± 0.81 days
u0 =0.5263 ± 0.0602
Ibase =17.74 ± 0.21

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice