MOA 2022-BLG-306

Event Parameters

Internal ID:gb4-R-4-39704
Discovery date:2022-06-17T00:05:06
RA:17:53:50.90
Dec:-31:11:33.02
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
129393 17:53:50.62 -31:11:32.96 17.81 ± 0.08 4.33
129457 17:53:50.77 -31:11:36.29 19.53 ± 0.34 4.62
129473 17:53:50.83 -31:11:31.87 16.55 ± 0.12 1.55
129579 17:53:51.05 -31:11:29.70 18.74 ± 0.12 3.20

Last 5 photometry measurements

Observation dateI magseeing
2460246.887 (2023-Oct-29.387) 19.81 ± 0.66 3.34
2460246.898 (2023-Oct-29.398) 19.87 ± 0.63 2.99
2460246.909 (2023-Oct-29.409) 19.13 ± 0.41 3.36
2460246.920 (2023-Oct-29.420) 18.91 ± 0.36 3.61
2460246.929 (2023-Oct-29.429) 99.99 ± 99.99 3.62

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

Single lens fit parameters

tmax =JD 2459943.33 ± 0.50 UT (2022-Dec-29.83)
tE =261.44 ± 2.18 days
u0 =0.0001 ± 0.0154
Ibase =17.61 ± 0.22

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice