MOA 2019-BLG-312

Event Parameters

Internal ID:gb5-R-8-100890
Discovery date:2019-07-06T16:16:17
RA:17:56:00.12
Dec:-29:16:56.74
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
118923 17:56:00.28 -29:16:57.45 17.37 ± 0.09 2.70
119011 17:56:00.07 -29:16:52.86 15.73 ± 0.04 4.63
119012 17:56:00.09 -29:16:57.12 16.25 ± 0.06 0.29
119013 17:56:00.08 -29:17:01.64 18.63 ± 0.17 4.46
119107 17:55:59.94 -29:16:58.10 17.48 ± 0.14 2.05
119152 17:55:59.79 -29:16:55.51 16.51 ± 0.10 4.32

Last 5 photometry measurements

Observation dateI magseeing
2460246.848 (2023-Oct-29.348) 16.20 ± 0.05 3.75
2460246.883 (2023-Oct-29.383) 16.20 ± 0.04 3.53
2460246.895 (2023-Oct-29.395) 16.24 ± 0.03 3.40
2460246.905 (2023-Oct-29.405) 16.26 ± 0.03 3.36
2460246.917 (2023-Oct-29.417) 16.19 ± 0.05 3.46

Calibration: I = 27.40 - 2.5 log10(ΔF + 28813.76)

Single lens fit parameters

tmax =JD 2458674.73 ± 0.05 UT (2019-Jul-10.23)
tE =8.25 ± 1.67 days
u0 =1.3379 ± 0.3288
Ibase =15.88 ± 0.26

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice