MOA 2020-BLG-249

Event Parameters

Internal ID:gb14-R-4-89869
Discovery date:2020-09-07T10:05:52
RA:18:04:32.40
Dec:-27:55:21.95
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
51301 18:04:32.21 -27:55:19.11 15.93 ± 0.04 4.04
51326 18:04:32.26 -27:55:23.64 17.63 ± 0.11 3.51
51461 18:04:32.47 -27:55:25.63 19.26 ± 0.22 4.45
51518 18:04:32.53 -27:55:19.81 17.49 ± 0.11 1.94
51563 18:04:32.66 -27:55:22.85 15.31 ± 0.05 3.25

Last 5 photometry measurements

Observation dateI magseeing
2460611.889 (2024-Oct-28.389) 25.02 ± 224.74 4.68
2460611.902 (2024-Oct-28.402) 20.65 ± 1.64 3.84
2460611.913 (2024-Oct-28.413) 18.30 ± 0.52 5.25
2460611.924 (2024-Oct-28.424) 18.20 ± 0.35 4.98
2460614.877 (2024-Oct-31.377) 19.16 ± 0.82 5.05

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

Single lens fit parameters

tmax =JD 2459106.00 ± 0.06 UT (2020-Sep-13.50)
tE =105.43 ± 5.00 days
u0 =0.0704 ± 0.0044
Ibase =20.13 ± 0.28

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice