MOA 2020-BLG-004

Event Parameters

Internal ID:gb10-R-3-59892
Discovery date:2020-02-11T20:00:22
RA:17:59:16.26
Dec:-27:34:38.78
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
67242 17:59:16.19 -27:34:35.70 15.02 ± 0.05 3.08
67300 17:59:16.30 -27:34:41.07 20.18 ± 0.36 2.97
67301 17:59:16.29 -27:34:38.06 18.30 ± 0.16 0.32
67431 17:59:16.50 -27:34:37.30 18.77 ± 0.12 2.72

Last 5 photometry measurements

Observation dateI magseeing
2460611.898 (2024-Oct-28.398) 18.80 ± 0.42 4.33
2460611.910 (2024-Oct-28.410) 99.99 ± 99.99 4.90
2460611.920 (2024-Oct-28.420) 22.20 ± 12.94 4.77
2460614.864 (2024-Oct-31.364) 19.30 ± 1.60 5.33
2460614.874 (2024-Oct-31.374) 18.28 ± 0.34 4.84

Calibration: I = 27.40 - 2.5 log10(ΔF + 4385.31)

Single lens fit parameters

tmax =JD 2458867.72 ± 0.00 UT (2020-Jan-19.22)
tE =3.25 ± 0.00 days
u0 =33.4552 ± 0.0000
Ibase =2.84 ± 0.30

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice