MOA 2021-BLG-447

Event Parameters

Internal ID:gb2-R-10-15285
Discovery date:2021-10-20T20:52:06
RA:17:56:11.78
Dec:-33:55:07.37
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
93673 17:56:11.91 -33:55:06.37 15.08 ± 0.04 2.79
93692 17:56:11.85 -33:55:10.80 16.39 ± 0.09 3.31
93740 17:56:11.78 -33:55:09.39 16.71 ± 0.19 1.63
93794 17:56:11.64 -33:55:04.86 17.39 ± 0.12 3.47
93878 17:56:11.43 -33:55:08.77 18.01 ± 0.09 4.06

Last 5 photometry measurements

Observation dateI magseeing
2460610.938 (2024-Oct-27.438) 99.99 ± 99.99 4.72
2460611.892 (2024-Oct-28.392) 99.99 ± 99.99 4.41
2460611.927 (2024-Oct-28.427) 99.99 ± 99.99 5.63
2460611.935 (2024-Oct-28.435) 99.99 ± 99.99 5.09
2460614.886 (2024-Oct-31.386) 99.99 ± 99.99 5.31

Calibration: I = 27.40 - 2.5 log10(ΔF + 0.00)

Single lens fit parameters

tmax =JD 2459520.73 ± 0.19 UT (2021-Nov-2.23)
tE =28.38 ± 1.23 days
u0 =0.0000 ± 0.0268
Ibase =17.60 ± 0.17

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice