MOA 2021-BLG-304

Event Parameters

Internal ID:gb7-R-9-12488
Discovery date:2021-08-01T20:06:21
RA:18:00:23.94
Dec:-32:29:59.38
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
159114 18:00:24.18 -32:29:57.97 18.41 ± 0.09 4.21
159156 18:00:24.06 -32:30:00.48 20.00 ± 0.17 2.14
159179 18:00:24.01 -32:30:02.35 19.43 ± 0.12 2.86
159249 18:00:23.86 -32:30:02.84 18.25 ± 0.08 3.02
159344 18:00:23.70 -32:29:58.14 13.62 ± 0.07 3.21

Last 5 photometry measurements

Observation dateI magseeing
2460245.911 (2023-Oct-28.411) 18.74 ± 0.42 3.25
2460245.940 (2023-Oct-28.440) 18.80 ± 0.63 3.36
2460246.867 (2023-Oct-29.367) 19.41 ± 0.58 3.38
2460246.915 (2023-Oct-29.415) 18.38 ± 0.30 3.15
2460246.938 (2023-Oct-29.438) 17.70 ± 0.34 3.90

Calibration: I = 27.40 - 2.5 log10(ΔF + 0.00)

Single lens fit parameters

tmax =JD 2459432.40 ± 0.03 UT (2021-Aug-5.90)
tE =0.78 ± 0.01 days
u0 =8.7301 ± 0.0856
Ibase =8.17 ± 0.15

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice