MOA 2021-BLG-426

Event Parameters

Internal ID:gb14-R-4-97664
Discovery date:2021-10-11T09:34:33
RA:18:05:50.77
Dec:-27:57:43.88
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
99539 18:05:50.49 -27:57:44.15 17.43 ± 0.25 4.63
99702 18:05:50.77 -27:57:47.28 15.65 ± 0.07 4.19
99703 18:05:50.83 -27:57:43.11 14.41 ± 0.23 0.24
99837 18:05:51.00 -27:57:39.64 17.51 ± 0.13 4.56

Last 5 photometry measurements

Observation dateI magseeing
2460611.889 (2024-Oct-28.389) 14.44 ± 0.01 4.65
2460611.902 (2024-Oct-28.402) 14.42 ± 0.01 3.75
2460611.913 (2024-Oct-28.413) 14.47 ± 0.04 5.17
2460611.924 (2024-Oct-28.424) 14.46 ± 0.03 4.91
2460614.877 (2024-Oct-31.377) 14.43 ± 0.02 5.03

Calibration: I = 27.40 - 2.5 log10(ΔF + 156602.97)

Single lens fit parameters

tmax =JD 2459500.60 ± 0.02 UT (2021-Oct-13.10)
tE =39.37 ± 3.81 days
u0 =0.0000 ± 0.0146
Ibase =19.50 ± 0.33

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice