MOA 2022-BLG-346

Event Parameters

Internal ID:gb1-R-7-30100
Discovery date:2022-06-29T18:37:55
RA:17:48:27.88
Dec:-34:30:33.27
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
75507 17:48:28.12 -34:30:34.33 19.25 ± 0.16 3.67
75612 17:48:27.96 -34:30:38.22 18.81 ± 0.18 4.81
75642 17:48:27.86 -34:30:33.50 17.41 ± 0.16 0.50
75721 17:48:27.71 -34:30:30.02 17.32 ± 0.12 4.26
75780 17:48:27.65 -34:30:37.60 20.27 ± 0.46 4.51
75861 17:48:27.48 -34:30:34.16 18.82 ± 0.15 4.51

Last 5 photometry measurements

Observation dateI magseeing
2460245.923 (2023-Oct-28.423) 17.16 ± 0.15 3.58
2460245.937 (2023-Oct-28.437) 16.99 ± 0.19 3.90
2460246.859 (2023-Oct-29.359) 17.35 ± 0.14 3.69
2460246.892 (2023-Oct-29.392) 17.27 ± 0.13 3.60
2460246.926 (2023-Oct-29.426) 17.21 ± 0.17 3.67

Calibration: I = 27.40 - 2.5 log10(ΔF + 9944.89)

Single lens fit parameters

tmax =JD 2459761.86 ± 0.02 UT (2022-Jul-1.36)
tE =15.91 ± 1.53 days
u0 =0.1633 ± 0.0247
Ibase =19.11 ± 0.23

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice