MOA 2023-BLG-074

Event Parameters

Internal ID:gb17-R-8-60607
Discovery date:2023-03-22T19:54:32
RA:18:14:47.23
Dec:-27:23:46.04
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
9518 18:14:47.35 -27:23:45.38 17.10 ± 0.14 2.69
9601 18:14:47.24 -27:23:44.29 15.96 ± 0.05 2.56
9602 18:14:47.22 -27:23:47.98 18.98 ± 0.23 1.48
9733 18:14:47.01 -27:23:50.53 16.69 ± 0.05 4.73
9767 18:14:46.97 -27:23:48.20 17.18 ± 0.06 3.43

Last 5 photometry measurements

Observation dateI magseeing
2460245.899 (2023-Oct-28.399) 19.39 ± 0.38 3.10
2460245.931 (2023-Oct-28.431) 18.66 ± 0.32 3.21
2460246.862 (2023-Oct-29.362) 18.95 ± 0.25 3.50
2460246.903 (2023-Oct-29.403) 18.82 ± 0.24 3.26
2460246.931 (2023-Oct-29.431) 18.86 ± 0.38 3.74

Calibration: I = 27.40 - 2.5 log10(ΔF + 2329.16)

Single lens fit parameters

tmax =JD 2460026.50 ± 0.00 UT (2023-Mar-23.00)
tE =54.51 ± 3.70 days
u0 =0.0170 ± 0.0014
Ibase =20.30 ± 0.24

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice