MOA 2017-BLG-391

Event Parameters

Internal ID:gb10-R-3-53495
Discovery date:2017-07-18T13:26:25
RA:17:57:27.42
Dec:-27:29:47.45
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
7462 17:57:27.24 -27:29:46.38 16.99 ± 0.18 3.15
7550 17:57:27.50 -27:29:46.97 15.96 ± 0.11 0.48
7615 17:57:27.73 -27:29:49.92 15.89 ± 0.02 4.91

Last 5 photometry measurements

Observation dateI magseeing
2460246.852 (2023-Oct-29.352) 15.69 ± 0.03 3.41
2460246.886 (2023-Oct-29.386) 15.75 ± 0.03 3.66
2460246.897 (2023-Oct-29.397) 15.74 ± 0.02 3.13
2460246.908 (2023-Oct-29.408) 15.64 ± 0.03 3.45
2460246.919 (2023-Oct-29.419) 15.77 ± 0.04 3.93

Calibration: I = 27.40 - 2.5 log10(ΔF + 37705.09)

Single lens fit parameters

tmax =JD 2458004.00 ± 0.41 UT (2017-Sep-7.50)
tE =18.03 ± 15.61 days
u0 =10.3696 ± 4.9254
Ibase =9.18 ± 0.16

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice