MOA 2022-BLG-178

Event Parameters

Internal ID:gb2-R-10-16337
Discovery date:2022-04-22T16:28:47
RA:17:55:04.02
Dec:-33:51:52.89
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
124144 17:55:04.14 -33:51:52.15 18.29 ± 0.17 2.53
124167 17:55:04.11 -33:51:56.83 18.01 ± 0.12 3.93
124209 17:55:04.03 -33:51:55.65 17.76 ± 0.09 2.41
124233 17:55:03.98 -33:51:53.51 17.28 ± 0.11 0.07
124267 17:55:03.88 -33:51:50.27 15.17 ± 0.06 3.59
124299 17:55:03.75 -33:51:56.84 18.05 ± 0.15 4.65

Last 5 photometry measurements

Observation dateI magseeing
2460246.864 (2023-Oct-29.364) 17.19 ± 0.09 3.65
2460246.904 (2023-Oct-29.404) 17.19 ± 0.16 3.37
2460246.932 (2023-Oct-29.432) 17.34 ± 0.17 3.88
2460246.936 (2023-Oct-29.436) 17.23 ± 0.14 3.76
2460246.939 (2023-Oct-29.439) 17.17 ± 0.14 3.67

Calibration: I = 27.40 - 2.5 log10(ΔF + 11178.92)

Single lens fit parameters

tmax =JD 2459691.97 ± 0.00 UT (2022-Apr-22.47)
tE =1.85 ± 0.91 days
u0 =0.0363 ± 0.0136
Ibase =19.95 ± 0.17

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice