MOA 2021-BLG-196

Event Parameters

Internal ID:gb17-R-3-25226
Discovery date:2021-06-21T14:38:37
RA:18:11:45.74
Dec:-27:34:25.87
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
93064 18:11:45.50 -27:34:23.22 17.79 ± 0.47 4.44
93092 18:11:45.51 -27:34:26.67 19.38 ± 0.49 4.04
93141 18:11:45.60 -27:34:27.39 18.73 ± 0.33 3.39
93182 18:11:45.66 -27:34:21.03 14.58 ± 0.19 4.73
93256 18:11:45.82 -27:34:25.23 17.26 ± 0.14 0.45
93303 18:11:45.93 -27:34:27.86 18.71 ± 0.13 3.25
93418 18:11:46.13 -27:34:23.54 14.91 ± 0.04 4.96

Last 5 photometry measurements

Observation dateI magseeing
2460245.899 (2023-Oct-28.399) 17.15 ± 0.09 2.92
2460245.931 (2023-Oct-28.431) 17.06 ± 0.12 3.28
2460246.862 (2023-Oct-29.362) 17.22 ± 0.09 3.57
2460246.903 (2023-Oct-29.403) 17.14 ± 0.09 3.37
2460246.931 (2023-Oct-29.431) 17.10 ± 0.12 3.72

Calibration: I = 27.40 - 2.5 log10(ΔF + 11407.75)

Single lens fit parameters

tmax =JD 2459391.55 ± 0.07 UT (2021-Jun-26.05)
tE =119.39 ± 29.30 days
u0 =0.0239 ± 0.0110
Ibase =21.20 ± 0.26

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice