MOA 2021-BLG-002

Event Parameters

Internal ID:gb4-R-6-56627
Discovery date:2021-02-22T02:33:50
RA:17:55:15.01
Dec:-31:49:00.06
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
124673 17:55:14.99 -31:49:03.71 15.90 ± 0.02 3.28
124767 17:55:14.76 -31:48:56.76 18.02 ± 0.07 4.93

Last 5 photometry measurements

Observation dateI magseeing
2460246.887 (2023-Oct-29.387) 99.99 ± 99.99 3.56
2460246.898 (2023-Oct-29.398) 99.99 ± 99.99 3.24
2460246.909 (2023-Oct-29.409) 99.99 ± 99.99 3.44
2460246.920 (2023-Oct-29.420) 20.04 ± 2.01 3.84
2460246.929 (2023-Oct-29.429) 99.99 ± 99.99 3.67

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

Single lens fit parameters

tmax =JD 2459269.29 ± 0.01 UT (2021-Feb-23.79)
tE =45.72 ± 0.71 days
u0 =0.0417 ± 0.0013
Ibase =18.30 ± 0.21

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice