MOA 2019-BLG-073

Event Parameters

Internal ID:gb5-R-4-110694
Discovery date:2019-03-13T02:26:48
RA:17:53:46.77
Dec:-29:43:04.40
Current assessment:microlensing/cv
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
81978 17:53:46.63 -29:43:03.29 17.51 ± 0.20 2.62
81979 17:53:46.66 -29:42:59.62 18.21 ± 0.23 4.87
82059 17:53:46.80 -29:43:02.40 17.32 ± 0.16 1.49
82078 17:53:46.82 -29:42:59.69 16.92 ± 0.18 4.29
82126 17:53:46.90 -29:43:06.28 19.17 ± 0.43 2.78
82127 17:53:46.94 -29:43:01.63 16.94 ± 0.10 2.81
82181 17:53:47.00 -29:43:03.32 16.21 ± 0.11 2.58

Last 5 photometry measurements

Observation dateI magseeing
2460246.848 (2023-Oct-29.348) 17.17 ± 0.10 3.61
2460246.883 (2023-Oct-29.383) 17.39 ± 0.09 3.47
2460246.895 (2023-Oct-29.395) 17.29 ± 0.08 3.23
2460246.905 (2023-Oct-29.405) 17.13 ± 0.08 3.21
2460246.917 (2023-Oct-29.417) 17.10 ± 0.06 3.32

Calibration: I = 27.40 - 2.5 log10(ΔF + 10794.44)

Single lens fit parameters

tmax =JD 2458533.30 ± 0.03 UT (2019-Feb-18.80)
tE =40.19 ± 2.32 days
u0 =0.0561 ± 0.0034
Ibase =20.31 ± 0.35

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice