MOA 2022-BLG-505

Event Parameters

Internal ID:gb1-R-8-17446
Discovery date:2022-09-14T09:32:06
RA:17:49:21.47
Dec:-34:09:09.10
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
45487 17:49:21.57 -34:09:08.43 20.23 ± 0.29 2.32
45488 17:49:21.61 -34:09:12.01 19.25 ± 0.25 3.39
45545 17:49:21.46 -34:09:09.78 18.96 ± 0.13 0.56
45594 17:49:21.41 -34:09:12.25 18.54 ± 0.12 2.64
45700 17:49:21.20 -34:09:06.41 18.54 ± 0.15 4.41
45701 17:49:21.22 -34:09:11.90 18.52 ± 0.18 3.49

Last 5 photometry measurements

Observation dateI magseeing
2460245.923 (2023-Oct-28.423) 18.36 ± 0.22 3.63
2460245.937 (2023-Oct-28.437) 18.82 ± 0.49 3.80
2460246.859 (2023-Oct-29.359) 19.42 ± 0.52 3.76
2460246.892 (2023-Oct-29.392) 18.52 ± 0.20 3.68
2460246.926 (2023-Oct-29.426) 18.56 ± 0.31 3.70

Calibration: I = 27.40 - 2.5 log10(ΔF + 2374.65)

Single lens fit parameters

tmax =JD 2459840.38 ± 0.01 UT (2022-Sep-17.88)
tE =41.55 ± 2.14 days
u0 =0.0487 ± 0.0027
Ibase =19.95 ± 0.21

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice