MOA 2021-BLG-406

Event Parameters

Internal ID:gb14-R-6-34750
Discovery date:2021-09-27T14:40:07
RA:18:06:15.77
Dec:-28:06:39.17
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
93353 18:06:16.01 -28:06:38.29 18.70 ± 0.25 4.18
93354 18:06:16.02 -28:06:42.18 15.17 ± 0.13 4.82
93438 18:06:15.85 -28:06:36.01 17.75 ± 0.11 4.32
93546 18:06:15.72 -28:06:40.44 14.51 ± 0.11 0.72
93608 18:06:15.59 -28:06:36.56 15.31 ± 0.04 3.82
93631 18:06:15.58 -28:06:42.84 18.09 ± 0.19 3.79

Last 5 photometry measurements

Observation dateI magseeing
2460246.855 (2023-Oct-29.355) 14.49 ± 0.01 3.49
2460246.889 (2023-Oct-29.389) 14.48 ± 0.01 3.61
2460246.901 (2023-Oct-29.401) 14.49 ± 0.01 3.01
2460246.911 (2023-Oct-29.411) 14.50 ± 0.02 3.50
2460246.923 (2023-Oct-29.423) 14.55 ± 0.02 3.80

Calibration: I = 27.40 - 2.5 log10(ΔF + 143879.86)

Single lens fit parameters

tmax =JD 2459570.94 ± 3.50 UT (2021-Dec-22.44)
tE =180.30 ± 10.05 days
u0 =0.0008 ± 0.0819
Ibase =17.74 ± 0.23

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice