MOA 2022-BLG-569

Event Parameters

Internal ID:gb21-R-9-3818
Discovery date:2022-10-14T15:48:51
RA:18:20:47.68
Dec:-21:43:58.19
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
87124 18:20:47.93 -21:43:59.71 18.39 ± 0.06 4.38
87201 18:20:47.78 -21:43:57.67 18.83 ± 0.05 2.40
87254 18:20:47.63 -21:43:58.89 19.27 ± 0.08 0.13
87334 18:20:47.46 -21:43:55.65 19.13 ± 0.06 4.13
87358 18:20:47.44 -21:43:59.74 19.75 ± 0.09 3.01

Last 5 photometry measurements

Observation dateI magseeing
2460536.121 (2024-Aug-13.621) 19.12 ± 0.21 3.19
2460536.868 (2024-Aug-14.368) 19.63 ± 0.32 3.26
2460536.943 (2024-Aug-14.443) 19.03 ± 0.23 2.59
2460537.019 (2024-Aug-14.519) 19.61 ± 0.49 3.30
2460537.091 (2024-Aug-14.591) 19.24 ± 0.83 4.60

Calibration: I = 27.40 - 2.5 log10(ΔF + 1793.08)

Single lens fit parameters

tmax =JD 2459871.60 ± 0.04 UT (2022-Oct-19.10)
tE =29.07 ± 1.68 days
u0 =0.0879 ± 0.0087
Ibase =19.53 ± 0.11

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice