MOA 2023-BLG-449

Event Parameters

Internal ID:gb16-R-8-12303
Discovery date:2023-10-03T14:55:28
RA:18:13:02.96
Dec:-29:22:04.85
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
160599 18:13:03.18 -29:22:06.90 17.89 ± 0.18 3.88
160656 18:13:03.03 -29:22:03.49 18.72 ± 0.20 2.60
160707 18:13:02.99 -29:22:07.38 17.90 ± 0.16 2.25
160731 18:13:02.90 -29:22:10.04 19.19 ± 0.27 4.75
160758 18:13:02.88 -29:22:01.99 18.16 ± 0.14 3.60
160778 18:13:02.80 -29:22:08.32 17.81 ± 0.12 3.30
160840 18:13:02.67 -29:22:06.66 15.79 ± 0.05 3.49
160887 18:13:02.61 -29:22:03.03 16.56 ± 0.09 4.81

Last 5 photometry measurements

Observation dateI magseeing
2460245.910 (2023-Oct-28.410) 17.19 ± 0.09 2.97
2460245.939 (2023-Oct-28.439) 17.07 ± 0.08 3.56
2460246.866 (2023-Oct-29.366) 17.17 ± 0.07 3.33
2460246.913 (2023-Oct-29.413) 17.26 ± 0.08 3.17
2460246.937 (2023-Oct-29.437) 17.18 ± 0.09 3.82

Calibration: I = 27.40 - 2.5 log10(ΔF + 0.00)

Single lens fit parameters

tmax =JD 2460231.05 ± 0.01 UT (2023-Oct-13.55)
tE =0.68 ± 0.00 days
u0 =35.0554 ± 0.0401
Ibase =2.38 ± 0.20

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice