MOA 2019-BLG-055

Event Parameters

Internal ID:gb14-R-7-108178
Discovery date:2019-03-02T10:45:47
RA:18:07:43.43
Dec:-27:58:28.43
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
153123 18:07:43.46 -27:58:28.60 15.71 ± 0.09 1.12
153199 18:07:43.34 -27:58:31.87 20.17 ± 0.35 3.03
153305 18:07:43.19 -27:58:25.14 19.35 ± 0.19 4.92
153306 18:07:43.14 -27:58:27.83 19.19 ± 0.21 3.61
153335 18:07:43.13 -27:58:31.87 18.44 ± 0.13 4.58

Last 5 photometry measurements

Observation dateI magseeing
2460246.855 (2023-Oct-29.355) 15.67 ± 0.02 3.51
2460246.889 (2023-Oct-29.389) 15.69 ± 0.02 3.64
2460246.901 (2023-Oct-29.401) 15.71 ± 0.02 3.00
2460246.911 (2023-Oct-29.411) 15.71 ± 0.03 3.48
2460246.923 (2023-Oct-29.423) 15.75 ± 0.03 3.84

Calibration: I = 27.40 - 2.5 log10(ΔF + 47336.92)

Single lens fit parameters

tmax =JD 2458580.65 ± 0.00 UT (2019-Apr-7.15)
tE =50.49 ± 0.06 days
u0 =0.0172 ± 0.0000
Ibase =17.36 ± 0.20

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice