MOA 2018-BLG-290

Event Parameters

Internal ID:gb1-R-4-34845
Discovery date:2018-08-04T16:16:56
RA:17:46:55.86
Dec:-34:33:18.43
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
170753 17:46:55.62 -34:33:18.54 15.16 ± 0.04 3.67
170800 17:46:55.75 -34:33:16.82 16.76 ± 0.04 2.27
170913 17:46:55.95 -34:33:19.30 18.92 ± 0.14 1.62
170914 17:46:55.96 -34:33:16.16 19.17 ± 0.11 1.91
171009 17:46:56.18 -34:33:16.85 15.91 ± 0.03 3.67

Last 5 photometry measurements

Observation dateI magseeing
2460463.149 (2024-Jun-1.649) 99.99 ± 99.99 2.68
2460463.184 (2024-Jun-1.684) 99.99 ± 99.99 2.93
2460463.219 (2024-Jun-1.719) 99.99 ± 99.99 3.41
2460463.256 (2024-Jun-1.756) 99.99 ± 99.99 3.26
2460463.292 (2024-Jun-1.792) 99.99 ± 99.99 3.40

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

Single lens fit parameters

tmax =JD 2458335.19 ± 0.04 UT (2018-Aug-4.69)
tE =23.91 ± 2.22 days
u0 =0.0825 ± 0.0120
Ibase =19.98 ± 0.15

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice