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
2460611.898 (2024-Oct-28.398) 15.77 ± 0.02 4.50
2460611.910 (2024-Oct-28.410) 15.77 ± 0.04 5.11
2460611.920 (2024-Oct-28.420) 15.84 ± 0.04 4.95
2460614.864 (2024-Oct-31.364) 15.85 ± 0.07 5.48
2460614.874 (2024-Oct-31.374) 15.78 ± 0.04 4.98

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