MOA 2020-BLG-046

Event Parameters

Internal ID:gb4-R-3-76109
Discovery date:2020-03-09T23:46:11
RA:17:53:52.16
Dec:-30:57:03.68
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
153115 17:53:51.99 -30:57:04.01 18.95 ± 0.20 3.03
153131 17:53:52.01 -30:57:01.58 18.24 ± 0.15 3.04
153198 17:53:52.20 -30:57:01.59 18.99 ± 0.23 1.55
153222 17:53:52.22 -30:56:59.90 17.84 ± 0.14 3.29
153389 17:53:52.52 -30:57:04.02 16.76 ± 0.09 4.20

Last 5 photometry measurements

Observation dateI magseeing
2460611.899 (2024-Oct-28.399) 99.99 ± 99.99 4.51
2460611.911 (2024-Oct-28.411) 99.99 ± 99.99 4.54
2460611.921 (2024-Oct-28.421) 99.99 ± 99.99 5.11
2460611.930 (2024-Oct-28.430) 20.65 ± 1.98 4.45
2460614.875 (2024-Oct-31.375) 99.99 ± 99.99 4.80

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

Single lens fit parameters

tmax =JD 2458917.14 ± 0.02 UT (2020-Mar-8.64)
tE =10.63 ± 1.03 days
u0 =0.0496 ± 0.0066
Ibase =20.35 ± 0.18

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice