MOA 2018-BLG-209

Event Parameters

Internal ID:gb10-R-4-41441
Discovery date:2018-06-30T07:54:58
RA:17:58:34.83
Dec:-27:45:52.49
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
135914 17:58:34.70 -27:45:48.25 20.01 ± 0.46 4.42
135944 17:58:34.73 -27:45:53.17 16.46 ± 0.06 2.31
135984 17:58:34.83 -27:45:52.35 16.04 ± 0.06 0.75
136047 17:58:34.90 -27:45:47.31 16.51 ± 0.08 4.78
136102 17:58:34.99 -27:45:55.34 20.04 ± 0.42 3.92
136175 17:58:35.10 -27:45:51.47 16.55 ± 0.07 3.21

Last 5 photometry measurements

Observation dateI magseeing
2460463.235 (2024-Jun-1.735) 15.95 ± 0.02 3.05
2460463.249 (2024-Jun-1.749) 16.02 ± 0.02 3.01
2460463.260 (2024-Jun-1.760) 15.97 ± 0.02 3.14
2460463.273 (2024-Jun-1.773) 16.00 ± 0.02 3.50
2460463.285 (2024-Jun-1.785) 16.04 ± 0.03 3.58

Calibration: I = 27.40 - 2.5 log10(ΔF + 35123.68)

Single lens fit parameters

tmax =JD 2458291.71 ± 0.10 UT (2018-Jun-22.21)
tE =3.39 ± 0.04 days
u0 =11.6420 ± 0.1349
Ibase =8.04 ± 0.31

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice