MOA 2023-BLG-075

Event Parameters

Internal ID:gb18-R-8-16092
Discovery date:2023-03-22T19:54:34
RA:18:13:25.84
Dec:-25:39:32.21
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
50325 18:13:25.86 -25:39:36.47 19.00 ± 0.12 3.90
50344 18:13:25.80 -25:39:32.79 17.67 ± 0.05 0.13
50412 18:13:25.69 -25:39:35.78 20.08 ± 0.20 3.42
50457 18:13:25.59 -25:39:28.93 19.19 ± 0.22 4.87
50485 18:13:25.55 -25:39:34.08 18.85 ± 0.10 3.58

Last 5 photometry measurements

Observation dateI magseeing
2460244.901 (2023-Oct-27.401) 17.75 ± 0.09 3.47
2460245.862 (2023-Oct-28.362) 17.53 ± 0.08 3.66
2460245.898 (2023-Oct-28.398) 17.62 ± 0.08 3.29
2460246.861 (2023-Oct-29.361) 17.46 ± 0.07 3.92
2460246.902 (2023-Oct-29.402) 17.66 ± 0.09 3.35

Calibration: I = 27.40 - 2.5 log10(ΔF + 7805.49)

Single lens fit parameters

tmax =JD 2460026.57 ± 0.01 UT (2023-Mar-23.07)
tE =194.64 ± 52.13 days
u0 =0.0063 ± 0.0024
Ibase =22.40 ± 0.15

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice