MOA 2024-BLG-278

Event Parameters

Internal ID:gb20-R-8-11547
Discovery date:2024-10-17T10:33:13
RA:18:20:51.93
Dec:-23:53:33.49
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
109273 18:20:52.14 -23:53:34.05 17.87 ± 0.06 3.63
109296 18:20:52.09 -23:53:30.88 16.54 ± 0.04 4.42
109326 18:20:52.06 -23:53:37.13 17.78 ± 0.08 4.07
109381 18:20:51.94 -23:53:38.79 17.96 ± 0.07 4.94
109406 18:20:51.93 -23:53:34.16 15.64 ± 0.06 0.71
109558 18:20:51.67 -23:53:36.12 17.52 ± 0.07 3.67
109616 18:20:51.60 -23:53:33.60 16.36 ± 0.15 4.12

Last 5 photometry measurements

Observation dateI magseeing
2460598.906 (2024-Oct-15.406) 15.44 ± 0.04 3.83
2460599.874 (2024-Oct-16.374) 15.46 ± 0.02 2.75
2460599.953 (2024-Oct-16.453) 15.51 ± 0.04 3.51
2460602.897 (2024-Oct-19.397) 15.52 ± 0.02 3.38
2460610.887 (2024-Oct-27.387) 15.30 ± 0.10 5.34

Calibration: I = 27.40 - 2.5 log10(ΔF + 50629.08)

Single lens fit parameters

tmax =JD 2460596.72 ± 0.13 UT (2024-Oct-13.22)
tE =40978.69 ± 40093.63 days
u0 =0.0001 ± 0.0038
Ibase =27.84 ± 0.23

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice