MOA 2020-BLG-137

Event Parameters

Internal ID:gb14-R-4-89612
Discovery date:2020-07-09T10:38:40
RA:18:05:06.61
Dec:-27:54:01.59
Current assessment:microlensing/cv
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
72046 18:05:06.49 -27:54:04.30 17.64 ± 0.13 4.19
72047 18:05:06.50 -27:53:59.12 17.87 ± 0.17 2.88
72083 18:05:06.52 -27:53:57.23 18.35 ± 0.22 4.33
72218 18:05:06.78 -27:54:01.26 14.72 ± 0.07 1.62
72318 18:05:06.95 -27:54:00.72 14.99 ± 0.09 4.07

Last 5 photometry measurements

Observation dateI magseeing
2460611.889 (2024-Oct-28.389) 99.99 ± 99.99 4.64
2460611.902 (2024-Oct-28.402) 99.99 ± 99.99 3.83
2460611.913 (2024-Oct-28.413) 20.02 ± 5.14 5.23
2460611.924 (2024-Oct-28.424) 18.90 ± 1.42 4.93
2460614.877 (2024-Oct-31.377) 99.99 ± 99.99 5.03

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

Single lens fit parameters

tmax =JD 2459040.00 ± 0.01 UT (2020-Jul-9.50)
tE =23.96 ± 0.74 days
u0 =0.0491 ± 0.0019
Ibase =19.44 ± 0.28

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice