MOA 2023-BLG-337

Event Parameters

Internal ID:gb2-R-10-17291
Discovery date:2023-07-24T13:52:57
RA:17:54:30.55
Dec:-33:50:01.65
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
138510 17:54:30.63 -33:50:03.35 19.80 ± 0.44 2.06
138571 17:54:30.49 -33:50:02.53 18.53 ± 0.11 0.36
138588 17:54:30.43 -33:50:06.13 16.91 ± 0.07 4.21
138651 17:54:30.30 -33:49:59.77 14.45 ± 0.02 3.68

Last 5 photometry measurements

Observation dateI magseeing
2460610.938 (2024-Oct-27.438) 18.03 ± 0.35 4.73
2460611.892 (2024-Oct-28.392) 17.66 ± 0.26 4.42
2460611.927 (2024-Oct-28.427) 17.92 ± 0.65 5.56
2460611.935 (2024-Oct-28.435) 17.16 ± 0.19 5.00
2460614.886 (2024-Oct-31.386) 17.58 ± 0.30 5.26

Calibration: I = 27.40 - 2.5 log10(ΔF + 3544.87)

Single lens fit parameters

tmax =JD 2460153.38 ± 0.11 UT (2023-Jul-27.88)
tE =8370.22 ± 8040.24 days
u0 =0.0004 ± 0.0109
Ibase =25.65 ± 0.19

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice