MOA 2017-BLG-447

Event Parameters

Internal ID:gb1-R-8-12550
Discovery date:2017-09-02T11:25:48
RA:17:47:38.23
Dec:-34:20:27.21
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
205785 17:47:38.39 -34:20:31.18 17.81 ± 0.12 4.39
205923 17:47:38.14 -34:20:25.19 18.72 ± 0.20 2.75
205991 17:47:38.02 -34:20:30.11 19.00 ± 0.22 3.11
206105 17:47:37.82 -34:20:26.29 18.54 ± 0.15 4.93

Last 5 photometry measurements

Observation dateI magseeing
2460610.905 (2024-Oct-27.405) 99.99 ± 99.99 4.90
2460610.936 (2024-Oct-27.436) 99.99 ± 99.99 4.45
2460611.881 (2024-Oct-28.381) 99.99 ± 99.99 3.68
2460611.917 (2024-Oct-28.417) 99.99 ± 99.99 4.44
2460614.881 (2024-Oct-31.381) 21.09 ± 4.09 4.32

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

Single lens fit parameters

tmax =JD 2458001.20 ± 0.02 UT (2017-Sep-4.70)
tE =41.45 ± 1.96 days
u0 =0.0117 ± 0.0006
Ibase =20.50 ± 0.28

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice