MOA 2017-BLG-223

Event Parameters

Internal ID:gb9-R-9-97609
Discovery date:2017-05-04T21:29:04
RA:18:01:37.39
Dec:-28:44:51.07
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
35753 18:01:37.36 -28:44:51.54 15.35 ± 0.04 0.20
35789 18:01:37.27 -28:44:46.96 17.72 ± 0.10 4.99
35870 18:01:37.07 -28:44:52.76 15.55 ± 0.08 3.91

Last 5 photometry measurements

Observation dateI magseeing
2460611.919 (2024-Oct-28.419) 15.61 ± 0.07 5.58
2460611.928 (2024-Oct-28.428) 15.48 ± 0.03 5.16
2460614.863 (2024-Oct-31.363) 15.34 ± 0.04 5.25
2460614.869 (2024-Oct-31.369) 15.38 ± 0.03 4.98
2460614.873 (2024-Oct-31.373) 15.33 ± 0.03 5.45

Calibration: I = 27.40 - 2.5 log10(ΔF + 66069.34)

Single lens fit parameters

tmax =JD 2457896.54 ± 0.00 UT (2017-May-23.04)
tE =14.50 ± 0.02 days
u0 =0.2127 ± 0.0005
Ibase =14.82 ± 0.32

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice