MOA 2023-BLG-078

Event Parameters

Internal ID:gb8-R-7-17400
Discovery date:2023-03-23T12:26:46
RA:18:02:51.76
Dec:-31:17:34.61
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
8240 18:02:52.07 -31:17:33.87 19.01 ± 0.13 4.95
8365 18:02:51.79 -31:17:34.25 18.26 ± 0.11 1.40
8428 18:02:51.65 -31:17:39.59 15.48 ± 0.03 4.63
8489 18:02:51.51 -31:17:33.31 18.67 ± 0.13 3.48

Last 5 photometry measurements

Observation dateI magseeing
2460610.904 (2024-Oct-27.404) 17.79 ± 0.21 5.06
2460610.934 (2024-Oct-27.434) 17.92 ± 0.18 4.71
2460611.879 (2024-Oct-28.379) 17.91 ± 0.12 4.32
2460611.916 (2024-Oct-28.416) 17.47 ± 0.43 5.78
2460614.880 (2024-Oct-31.380) 17.88 ± 0.28 5.31

Calibration: I = 27.40 - 2.5 log10(ΔF + 4533.15)

Single lens fit parameters

tmax =JD 2460026.25 ± 0.08 UT (2023-Mar-22.75)
tE =15.84 ± 4.55 days
u0 =0.1063 ± 0.0595
Ibase =20.74 ± 0.18

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice