MOA 2023-BLG-261

Event Parameters

Internal ID:gb4-R-10-111772
Discovery date:2023-06-12T14:31:27
RA:17:55:25.71
Dec:-30:09:02.27
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
36467 17:55:25.90 -30:09:05.04 15.88 ± 0.04 3.95
36503 17:55:25.84 -30:09:00.68 19.15 ± 0.40 3.37
36564 17:55:25.60 -30:09:02.75 17.73 ± 0.13 0.80
36653 17:55:25.43 -30:09:03.86 15.73 ± 0.08 3.27

Last 5 photometry measurements

Observation dateI magseeing
2460611.899 (2024-Oct-28.399) 17.81 ± 0.17 4.81
2460611.911 (2024-Oct-28.411) 17.90 ± 0.26 4.87
2460611.921 (2024-Oct-28.421) 18.49 ± 0.47 5.34
2460611.930 (2024-Oct-28.430) 18.05 ± 0.22 4.74
2460614.875 (2024-Oct-31.375) 18.38 ± 0.38 5.26

Calibration: I = 27.40 - 2.5 log10(ΔF + 7399.46)

Single lens fit parameters

tmax =JD 2460110.73 ± 0.00 UT (2023-Jun-15.23)
tE =26.08 ± 0.89 days
u0 =0.0268 ± 0.0010
Ibase =19.70 ± 0.20

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice