MOA 2021-BLG-341

Event Parameters

Internal ID:gb19-R-8-10624
Discovery date:2021-08-20T19:16:41
RA:18:19:42.38
Dec:-25:31:54.11
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
146446 18:19:42.54 -25:31:53.11 18.07 ± 0.07 3.22
146447 18:19:42.52 -25:31:56.22 17.37 ± 0.04 3.03
146522 18:19:42.39 -25:31:50.98 17.82 ± 0.09 3.93
146554 18:19:42.34 -25:31:54.46 18.59 ± 0.14 0.26
146714 18:19:42.19 -25:31:54.51 18.88 ± 0.13 2.09
146736 18:19:42.12 -25:31:57.16 17.46 ± 0.19 4.01

Last 5 photometry measurements

Observation dateI magseeing
2460235.930 (2023-Oct-18.430) 18.73 ± 0.11 2.47
2460239.943 (2023-Oct-22.443) 19.70 ± 0.60 3.40
2460244.878 (2023-Oct-27.378) 18.93 ± 0.42 4.34
2460245.873 (2023-Oct-28.373) 18.85 ± 0.22 3.27
2460246.872 (2023-Oct-29.372) 19.13 ± 0.30 3.54

Calibration: I = 27.40 - 2.5 log10(ΔF + 3338.87)

Single lens fit parameters

tmax =JD 2459448.41 ± 0.10 UT (2021-Aug-21.91)
tE =20.54 ± 1.97 days
u0 =0.2357 ± 0.0362
Ibase =18.98 ± 0.23

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice