MOA 2017-BLG-408

Event Parameters

Internal ID:gb14-R-6-22859
Discovery date:2017-07-28T14:39:27
RA:18:08:25.30
Dec:-28:15:45.13
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
118822 18:08:25.53 -28:15:43.55 17.95 ± 0.08 4.37
118823 18:08:25.55 -28:15:45.96 18.37 ± 0.13 4.06
118935 18:08:25.31 -28:15:41.57 18.15 ± 0.11 4.44
118973 18:08:25.18 -28:15:43.99 16.79 ± 0.12 2.18
119083 18:08:25.00 -28:15:47.36 16.01 ± 0.03 3.95

Last 5 photometry measurements

Observation dateI magseeing
2460246.855 (2023-Oct-29.355) 20.29 ± 2.51 3.76
2460246.889 (2023-Oct-29.389) 19.22 ± 1.02 3.86
2460246.901 (2023-Oct-29.401) 99.99 ± 99.99 3.23
2460246.911 (2023-Oct-29.411) 18.11 ± 0.52 3.70
2460246.923 (2023-Oct-29.423) 17.62 ± 0.43 3.98

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

Single lens fit parameters

tmax =JD 2457965.88 ± 0.02 UT (2017-Jul-31.38)
tE =6.88 ± 0.24 days
u0 =0.3143 ± 0.0189
Ibase =17.76 ± 0.19

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice