MOA 2019-BLG-098

Event Parameters

Internal ID:gb14-R-7-108198
Discovery date:2019-03-19T18:51:10
RA:18:08:09.80
Dec:-27:44:35.75
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
30841 18:08:09.93 -27:44:32.31 19.18 ± 0.19 4.80
30889 18:08:09.80 -27:44:36.33 17.43 ± 0.07 0.59
30940 18:08:09.73 -27:44:39.64 17.76 ± 0.10 3.45
30961 18:08:09.68 -27:44:34.46 17.24 ± 0.07 2.20
31014 18:08:09.60 -27:44:36.57 18.91 ± 0.13 2.15
31109 18:08:09.42 -27:44:37.34 18.95 ± 0.13 4.68

Last 5 photometry measurements

Observation dateI magseeing
2460246.855 (2023-Oct-29.355) 17.19 ± 0.09 3.55
2460246.889 (2023-Oct-29.389) 16.99 ± 0.08 4.05
2460246.901 (2023-Oct-29.401) 17.32 ± 0.09 3.03
2460246.911 (2023-Oct-29.411) 17.62 ± 0.16 3.57
2460246.923 (2023-Oct-29.423) 17.66 ± 0.21 3.72

Calibration: I = 27.40 - 2.5 log10(ΔF + 9709.57)

Single lens fit parameters

tmax =JD 2458574.22 ± 0.02 UT (2019-Mar-31.72)
tE =23.25 ± 0.43 days
u0 =0.2345 ± 0.0063
Ibase =18.46 ± 0.21

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice