MOA 2019-BLG-281

Event Parameters

Internal ID:gb19-R-8-8236
Discovery date:2019-06-24T19:55:08
RA:18:20:06.72
Dec:-25:20:59.99
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
29653 18:20:06.84 -25:20:58.56 17.27 ± 0.06 3.17
29654 18:20:06.89 -25:21:03.87 17.10 ± 0.22 4.53
29753 18:20:06.65 -25:21:00.53 17.52 ± 0.13 0.31
29754 18:20:06.70 -25:21:03.21 17.80 ± 0.10 2.74
29781 18:20:06.65 -25:20:57.40 17.69 ± 0.06 3.32
29810 18:20:06.61 -25:21:04.79 18.50 ± 0.09 4.46
29925 18:20:06.45 -25:20:59.16 19.77 ± 0.33 3.52

Last 5 photometry measurements

Observation dateI magseeing
2460235.930 (2023-Oct-18.430) 17.50 ± 0.04 2.35
2460239.943 (2023-Oct-22.443) 17.61 ± 0.08 3.33
2460244.878 (2023-Oct-27.378) 17.60 ± 0.11 4.39
2460245.873 (2023-Oct-28.373) 17.66 ± 0.07 3.23
2460246.872 (2023-Oct-29.372) 17.73 ± 0.08 3.51

Calibration: I = 27.40 - 2.5 log10(ΔF + 8970.16)

Single lens fit parameters

tmax =JD 2458678.06 ± 0.01 UT (2019-Jul-13.56)
tE =26.28 ± 0.26 days
u0 =0.1341 ± 0.0017
Ibase =17.29 ± 0.20

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice