MOA 2021-BLG-173

Event Parameters

Internal ID:gb1-R-2-60918
Discovery date:2021-06-10T13:04:54
RA:17:45:57.40
Dec:-33:50:34.02
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
87755 17:45:57.28 -33:50:36.14 17.42 ± 0.03 3.54
87806 17:45:57.44 -33:50:35.02 16.46 ± 0.07 1.67
87880 17:45:57.71 -33:50:32.42 16.88 ± 0.06 3.48

Last 5 photometry measurements

Observation dateI magseeing
2460610.905 (2024-Oct-27.405) 99.99 ± 99.99 5.09
2460610.936 (2024-Oct-27.436) 99.99 ± 99.99 4.71
2460611.881 (2024-Oct-28.381) 21.59 ± 1.32 4.08
2460611.917 (2024-Oct-28.417) 22.07 ± 3.06 4.93
2460614.881 (2024-Oct-31.381) 99.99 ± 99.99 4.72

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

Single lens fit parameters

tmax =JD 2459377.89 ± 0.00 UT (2021-Jun-12.39)
tE =25.44 ± 0.92 days
u0 =0.0098 ± 0.0004
Ibase =18.96 ± 0.18

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice