MOA 2022-BLG-391

Event Parameters

Internal ID:gb10-R-8-82652
Discovery date:2022-07-19T13:04:23
RA:18:00:56.22
Dec:-27:37:59.23
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
170062 18:00:56.44 -27:37:57.70 17.85 ± 0.17 4.24
170115 18:00:56.33 -27:38:01.30 19.18 ± 0.32 2.63
170142 18:00:56.27 -27:37:55.46 18.61 ± 0.17 4.68
170231 18:00:56.10 -27:37:59.83 18.16 ± 0.24 0.97
170258 18:00:56.05 -27:37:57.26 16.25 ± 0.12 3.16
170259 18:00:56.06 -27:38:01.33 18.37 ± 0.21 2.26
170387 18:00:55.84 -27:37:59.32 15.55 ± 0.17 4.66

Last 5 photometry measurements

Observation dateI magseeing
2460246.852 (2023-Oct-29.352) 18.40 ± 0.21 3.57
2460246.886 (2023-Oct-29.386) 18.28 ± 0.18 3.61
2460246.897 (2023-Oct-29.397) 18.09 ± 0.13 3.04
2460246.908 (2023-Oct-29.408) 17.92 ± 0.13 3.49
2460246.919 (2023-Oct-29.419) 17.78 ± 0.17 3.98

Calibration: I = 27.40 - 2.5 log10(ΔF + 4965.92)

Single lens fit parameters

tmax =JD 2459779.92 ± 0.00 UT (2022-Jul-19.42)
tE =10.81 ± 0.00 days
u0 =0.0021 ± 0.0000
Ibase =22.60 ± 0.36

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice