MOA 2022-BLG-188

Event Parameters

Internal ID:gb17-R-1-49832
Discovery date:2022-04-25T14:31:49
RA:18:10:15.82
Dec:-26:41:43.17
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
84103 18:10:15.77 -26:41:39.27 17.19 ± 0.05 3.78
84131 18:10:15.89 -26:41:42.14 15.57 ± 0.03 0.56

Last 5 photometry measurements

Observation dateI magseeing
2460245.899 (2023-Oct-28.399) 15.51 ± 0.04 3.97
2460245.931 (2023-Oct-28.431) 15.57 ± 0.05 4.03
2460246.862 (2023-Oct-29.362) 15.59 ± 0.03 4.32
2460246.903 (2023-Oct-29.403) 15.59 ± 0.04 4.06
2460246.931 (2023-Oct-29.431) 15.51 ± 0.05 4.44

Calibration: I = 27.40 - 2.5 log10(ΔF + 53851.77)

Single lens fit parameters

tmax =JD 2459743.10 ± 0.14 UT (2022-Jun-12.60)
tE =721.67 ± 2.53 days
u0 =0.0512 ± 0.0004
Ibase =20.04 ± 0.21

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice