MOA 2020-BLG-173

Event Parameters

Internal ID:gb9-R-6-40249
Discovery date:2020-07-23T19:11:01
RA:18:00:54.39
Dec:-29:54:33.23
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
58840 18:00:54.54 -29:54:34.77 16.05 ± 0.03 2.78
58859 18:00:54.52 -29:54:32.88 16.75 ± 0.15 2.49
58860 18:00:54.49 -29:54:37.99 17.26 ± 0.09 4.78
58952 18:00:54.33 -29:54:38.34 16.19 ± 0.03 4.76
59022 18:00:54.19 -29:54:34.05 19.41 ± 0.53 2.13
59083 18:00:54.06 -29:54:36.47 18.24 ± 0.12 4.79

Last 5 photometry measurements

Observation dateI magseeing
2460611.884 (2024-Oct-28.384) 21.22 ± 2.69 4.15
2460611.897 (2024-Oct-28.397) 18.18 ± 0.34 4.47
2460611.909 (2024-Oct-28.409) 18.20 ± 0.29 4.65
2460611.919 (2024-Oct-28.419) 16.95 ± 0.27 5.51
2460611.928 (2024-Oct-28.428) 17.11 ± 0.16 4.96

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

Single lens fit parameters

tmax =JD 2459054.59 ± 0.01 UT (2020-Jul-24.09)
tE =8.42 ± 0.29 days
u0 =0.1201 ± 0.0064
Ibase =18.73 ± 0.24

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice