MOA 2023-BLG-216

Event Parameters

Internal ID:gb20-R-8-7870
Discovery date:2023-05-23T11:22:35
RA:18:18:13.94
Dec:-23:53:04.36
Current assessment:microlensing/cv
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
207124 18:18:14.24 -23:53:04.31 18.26 ± 0.21 4.96
207231 18:18:14.12 -23:53:06.15 15.97 ± 0.05 3.34
207374 18:18:13.88 -23:53:04.30 20.11 ± 0.18 0.71
207485 18:18:13.69 -23:53:01.50 19.13 ± 0.09 4.59

Last 5 photometry measurements

Observation dateI magseeing
2460239.942 (2023-Oct-22.442) 19.17 ± 0.57 3.40
2460244.877 (2023-Oct-27.377) 21.25 ± 5.67 4.38
2460245.871 (2023-Oct-28.371) 19.44 ± 0.52 3.07
2460246.850 (2023-Oct-29.350) 18.68 ± 0.35 3.42
2460246.871 (2023-Oct-29.371) 18.82 ± 0.27 3.41

Calibration: I = 27.40 - 2.5 log10(ΔF + 827.18)

Single lens fit parameters

tmax =JD 2460086.86 ± 0.04 UT (2023-May-22.36)
tE =18.43 ± 4.09 days
u0 =0.1017 ± 0.0368
Ibase =19.79 ± 0.21

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice