MOA 2021-BLG-446

Event Parameters

Internal ID:gb14-R-5-106900
Discovery date:2021-10-20T20:52:03
RA:18:03:41.51
Dec:-28:12:22.63
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
19785 18:03:41.34 -28:12:21.94 15.59 ± 0.05 2.99
19885 18:03:41.57 -28:12:18.77 15.23 ± 0.04 3.51
19954 18:03:41.74 -28:12:23.56 17.26 ± 0.09 3.05

Last 5 photometry measurements

Observation dateI magseeing
2460611.889 (2024-Oct-28.389) 17.66 ± 0.77 4.93
2460611.902 (2024-Oct-28.402) 20.19 ± 5.19 4.23
2460611.913 (2024-Oct-28.413) 16.07 ± 0.42 5.59
2460611.924 (2024-Oct-28.424) 16.71 ± 0.39 5.30
2460614.877 (2024-Oct-31.377) 16.81 ± 0.44 5.38

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

Single lens fit parameters

tmax =JD 2459508.64 ± 0.06 UT (2021-Oct-21.14)
tE =40.86 ± 14.76 days
u0 =0.0361 ± 0.0274
Ibase =20.39 ± 0.20

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice