MOA 2022-BLG-176

Event Parameters

Internal ID:gb18-R-2-14590
Discovery date:2022-04-16T19:55:47
RA:18:09:43.72
Dec:-25:22:43.63
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
68367 18:09:43.54 -25:22:44.40 17.07 ± 0.06 3.44
68422 18:09:43.76 -25:22:38.35 16.46 ± 0.09 4.91
68436 18:09:43.75 -25:22:42.98 17.24 ± 0.08 0.30
68489 18:09:43.96 -25:22:44.57 17.51 ± 0.06 3.26

Last 5 photometry measurements

Observation dateI magseeing
2460244.901 (2023-Oct-27.401) 17.28 ± 0.12 3.66
2460245.862 (2023-Oct-28.362) 17.21 ± 0.06 3.91
2460245.898 (2023-Oct-28.398) 17.29 ± 0.10 3.37
2460246.861 (2023-Oct-29.361) 17.19 ± 0.05 3.85
2460246.902 (2023-Oct-29.402) 17.30 ± 0.08 3.62

Calibration: I = 27.40 - 2.5 log10(ΔF + 11555.80)

Single lens fit parameters

tmax =JD 2459686.04 ± 0.00 UT (2022-Apr-16.54)
tE =40.93 ± 29.23 days
u0 =0.0011 ± 0.0028
Ibase =23.05 ± 0.16

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice