MOA 2019-BLG-173

Event Parameters

Internal ID:gb5-R-5-188296
Discovery date:2019-04-22T14:39:07
RA:17:51:35.53
Dec:-29:49:34.91
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
86129 17:51:35.26 -29:49:32.79 14.42 ± 0.03 4.49
86158 17:51:35.37 -29:49:35.77 17.41 ± 0.11 3.23
86187 17:51:35.46 -29:49:30.39 16.47 ± 0.06 4.39
86254 17:51:35.65 -29:49:30.46 15.47 ± 0.06 4.24
86337 17:51:35.85 -29:49:35.09 16.45 ± 0.05 3.84

Last 5 photometry measurements

Observation dateI magseeing
2460246.848 (2023-Oct-29.348) 99.99 ± 99.99 3.97
2460246.883 (2023-Oct-29.383) 99.99 ± 99.99 3.76
2460246.895 (2023-Oct-29.395) 19.92 ± 1.22 3.63
2460246.905 (2023-Oct-29.405) 99.99 ± 99.99 3.53
2460246.917 (2023-Oct-29.417) 99.99 ± 99.99 3.50

Calibration: I = 27.40 - 2.5 log10(ΔF + 0.00)

Single lens fit parameters

tmax =JD 2458594.88 ± 0.05 UT (2019-Apr-21.38)
tE =1.40 ± 0.62 days
u0 =0.9598 ± 0.4951
Ibase =15.69 ± 0.20

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice