MOA 2023-BLG-415

Event Parameters

Internal ID:gb4-R-7-87652
Discovery date:2023-09-04T14:13:27
RA:17:56:14.66
Dec:-31:27:12.10
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
112800 17:56:14.87 -31:27:16.09 15.23 ± 0.03 4.87
112820 17:56:14.82 -31:27:09.79 15.05 ± 0.04 4.05
112843 17:56:14.81 -31:27:12.30 16.68 ± 0.09 2.59
112946 17:56:14.57 -31:27:08.94 18.97 ± 0.21 3.97
112947 17:56:14.58 -31:27:13.51 16.48 ± 0.08 1.02
113013 17:56:14.44 -31:27:16.69 16.02 ± 0.10 4.77
113051 17:56:14.31 -31:27:10.30 19.16 ± 0.23 4.85

Last 5 photometry measurements

Observation dateI magseeing
2460611.899 (2024-Oct-28.399) 16.28 ± 0.05 4.63
2460611.911 (2024-Oct-28.411) 16.37 ± 0.07 4.72
2460611.921 (2024-Oct-28.421) 16.21 ± 0.06 5.09
2460611.930 (2024-Oct-28.430) 16.28 ± 0.05 4.36
2460614.875 (2024-Oct-31.375) 16.42 ± 0.08 5.05

Calibration: I = 27.40 - 2.5 log10(ΔF + 23248.77)

Single lens fit parameters

tmax =JD 2460193.95 ± 0.02 UT (2023-Sep-6.45)
tE =17474.45 ± 15468.69 days
u0 =0.0001 ± 0.0007
Ibase =27.02 ± 0.23

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice