MOA 2022-BLG-237

Event Parameters

Internal ID:gb14-R-7-124409
Discovery date:2022-05-10T20:01:11
RA:18:07:51.10
Dec:-27:42:37.34
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
41919 18:07:51.24 -27:42:36.13 19.07 ± 0.15 3.20
41920 18:07:51.22 -27:42:39.07 18.48 ± 0.11 2.53
41986 18:07:51.08 -27:42:38.23 17.36 ± 0.11 0.44
42053 18:07:50.98 -27:42:34.21 17.39 ± 0.11 4.00
42139 18:07:50.87 -27:42:38.19 18.91 ± 0.16 2.63

Last 5 photometry measurements

Observation dateI magseeing
2460246.855 (2023-Oct-29.355) 17.13 ± 0.08 3.60
2460246.889 (2023-Oct-29.389) 17.19 ± 0.16 4.12
2460246.901 (2023-Oct-29.401) 17.31 ± 0.08 3.07
2460246.911 (2023-Oct-29.411) 16.93 ± 0.10 3.61
2460246.923 (2023-Oct-29.423) 16.98 ± 0.13 3.93

Calibration: I = 27.40 - 2.5 log10(ΔF + 10346.66)

Single lens fit parameters

tmax =JD 2459708.73 ± 0.02 UT (2022-May-9.23)
tE =12.24 ± 0.69 days
u0 =0.2079 ± 0.0167
Ibase =19.06 ± 0.20

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice