MOA 2022-BLG-280

Event Parameters

Internal ID:gb3-R-7-34389
Discovery date:2022-06-02T16:06:54
RA:17:55:44.58
Dec:-32:57:05.58
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
40532 17:55:44.91 -32:57:06.55 18.11 ± 0.10 4.84
40709 17:55:44.55 -32:57:04.36 18.97 ± 0.22 1.88
40710 17:55:44.55 -32:57:07.70 16.74 ± 0.15 1.60
40776 17:55:44.42 -32:57:09.37 18.24 ± 0.12 3.65
40793 17:55:44.33 -32:57:03.41 17.17 ± 0.21 3.96
40794 17:55:44.32 -32:57:07.63 17.46 ± 0.17 3.19

Last 5 photometry measurements

Observation dateI magseeing
2460246.899 (2023-Oct-29.399) 99.99 ± 99.99 3.05
2460246.910 (2023-Oct-29.410) 20.45 ± 1.33 3.29
2460246.922 (2023-Oct-29.422) 99.99 ± 99.99 3.74
2460246.930 (2023-Oct-29.430) 18.81 ± 0.41 3.46
2460246.933 (2023-Oct-29.433) 19.09 ± 0.61 3.79

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

Single lens fit parameters

tmax =JD 2459736.81 ± 0.05 UT (2022-Jun-6.31)
tE =22.72 ± 0.86 days
u0 =0.0955 ± 0.0066
Ibase =19.31 ± 0.19

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice