MOA 2022-BLG-428

Event Parameters

Internal ID:gb14-R-2-111394
Discovery date:2022-07-31T13:07:28
RA:18:05:36.49
Dec:-27:01:35.61
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
153828 18:05:36.35 -27:01:37.99 17.48 ± 0.07 4.01
153901 18:05:36.45 -27:01:39.31 18.79 ± 0.14 4.61
153923 18:05:36.49 -27:01:36.83 18.26 ± 0.10 1.96
153946 18:05:36.56 -27:01:38.46 18.44 ± 0.11 3.60
154015 18:05:36.71 -27:01:37.68 17.55 ± 0.09 3.74

Last 5 photometry measurements

Observation dateI magseeing
2460537.079 (2024-Aug-14.579) 99.99 ± 99.99 5.35
2460537.090 (2024-Aug-14.590) 99.99 ± 99.99 4.64
2460537.105 (2024-Aug-14.605) 18.68 ± 0.53 5.07
2460537.116 (2024-Aug-14.616) 17.76 ± 0.38 5.43
2460537.127 (2024-Aug-14.627) 99.99 ± 99.99 6.64

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

Single lens fit parameters

tmax =JD 2459800.97 ± 0.01 UT (2022-Aug-9.47)
tE =33.94 ± 0.31 days
u0 =0.0887 ± 0.0015
Ibase =17.99 ± 0.22

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice