MOA 2020-BLG-018

Event Parameters

Internal ID:gb10-R-4-47324
Discovery date:2020-02-22T21:49:05
RA:17:59:32.50
Dec:-27:50:54.34
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
76617 17:59:32.27 -27:50:53.18 16.88 ± 0.15 3.90
76690 17:59:32.43 -27:50:56.72 16.94 ± 0.14 3.47
76716 17:59:32.44 -27:50:55.27 17.03 ± 0.17 2.18
76777 17:59:32.56 -27:50:53.56 16.92 ± 0.13 0.24
76817 17:59:32.62 -27:50:57.82 19.14 ± 0.28 4.33
76848 17:59:32.68 -27:50:50.61 17.74 ± 0.18 3.73
76880 17:59:32.69 -27:50:54.29 18.41 ± 0.27 2.00

Last 5 photometry measurements

Observation dateI magseeing
2460246.852 (2023-Oct-29.352) 16.96 ± 0.05 3.47
2460246.886 (2023-Oct-29.386) 16.90 ± 0.05 3.58
2460246.897 (2023-Oct-29.397) 16.90 ± 0.05 3.05
2460246.908 (2023-Oct-29.408) 16.90 ± 0.08 3.84
2460246.919 (2023-Oct-29.419) 17.05 ± 0.08 3.97

Calibration: I = 27.40 - 2.5 log10(ΔF + 15559.66)

Single lens fit parameters

tmax =JD 2458906.22 ± 0.00 UT (2020-Feb-26.72)
tE =6.43 ± 0.08 days
u0 =0.0680 ± 0.0019
Ibase =16.67 ± 0.27

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice