MOA 2018-BLG-025

Event Parameters

Internal ID:gb17-R-4-18955
Discovery date:2018-02-23T11:26:09
RA:18:11:16.71
Dec:-27:42:57.36
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
178165 18:11:16.46 -27:42:55.49 19.41 ± 0.27 4.25
178216 18:11:16.60 -27:42:59.47 18.33 ± 0.21 3.54
178268 18:11:16.63 -27:42:55.25 18.89 ± 0.20 2.35
178334 18:11:16.77 -27:42:59.12 19.41 ± 0.18 2.44
178335 18:11:16.77 -27:42:56.96 18.53 ± 0.12 0.25
178358 18:11:16.83 -27:42:53.67 19.61 ± 0.27 3.34
178394 18:11:16.87 -27:42:59.70 19.09 ± 0.18 3.42
178453 18:11:16.94 -27:42:53.10 19.09 ± 0.16 4.56
178481 18:11:17.02 -27:42:56.45 18.80 ± 0.25 3.55
178570 18:11:17.10 -27:42:58.32 17.56 ± 0.18 4.98

Last 5 photometry measurements

Observation dateI magseeing
2460463.126 (2024-Jun-1.626) 18.48 ± 0.10 3.42
2460463.160 (2024-Jun-1.660) 18.43 ± 0.13 3.53
2460463.195 (2024-Jun-1.695) 18.41 ± 0.12 3.24
2460463.230 (2024-Jun-1.730) 18.43 ± 0.13 3.40
2460463.266 (2024-Jun-1.766) 18.54 ± 0.14 3.35

Calibration: I = 27.40 - 2.5 log10(ΔF + 3522.09)

Single lens fit parameters

tmax =JD 2458177.46 ± 0.03 UT (2018-Feb-27.96)
tE =34.71 ± 0.50 days
u0 =0.1504 ± 0.0033
Ibase =18.06 ± 0.23

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice