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
2460518.907 (2024-Jul-27.407) 15.36 ± 0.02 3.49
2460518.919 (2024-Jul-27.419) 15.35 ± 0.04 3.28
2460518.929 (2024-Jul-27.429) 15.32 ± 0.20 3.96
2460519.045 (2024-Jul-27.545) 15.29 ± 0.03 3.53
2460519.048 (2024-Jul-27.548) 15.34 ± 0.03 3.37

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