MOA 2019-BLG-154

Event Parameters

Internal ID:gb17-R-7-29351
Discovery date:2019-04-16T19:17:08
RA:18:14:18.88
Dec:-27:48:07.43
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
24238 18:14:19.07 -27:48:04.86 16.99 ± 0.10 4.55
24239 18:14:19.06 -27:48:10.45 19.07 ± 0.21 3.97
24355 18:14:18.88 -27:48:08.73 15.90 ± 0.06 0.93
24356 18:14:18.87 -27:48:10.97 17.77 ± 0.11 3.09
24480 18:14:18.65 -27:48:11.03 16.44 ± 0.09 4.03

Last 5 photometry measurements

Observation dateI magseeing
2460245.899 (2023-Oct-28.399) 15.74 ± 0.03 3.11
2460245.931 (2023-Oct-28.431) 15.80 ± 0.05 3.36
2460246.862 (2023-Oct-29.362) 15.78 ± 0.03 3.57
2460246.903 (2023-Oct-29.403) 15.73 ± 0.03 3.10
2460246.931 (2023-Oct-29.431) 15.89 ± 0.07 3.81

Calibration: I = 27.40 - 2.5 log10(ΔF + 39847.40)

Single lens fit parameters

tmax =JD 2458594.34 ± 0.10 UT (2019-Apr-20.84)
tE =20.03 ± 3.26 days
u0 =0.7287 ± 0.1567
Ibase =17.94 ± 0.16

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice