MOA 2022-BLG-209

Event Parameters

Internal ID:gb10-R-5-134548
Discovery date:2022-05-02T20:46:55
RA:17:57:53.42
Dec:-28:12:29.99
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
22541 17:57:53.12 -28:12:28.92 16.65 ± 0.06 4.75
22621 17:57:53.27 -28:12:30.55 18.85 ± 0.20 2.86
22709 17:57:53.50 -28:12:30.31 16.49 ± 0.09 1.07
22734 17:57:53.52 -28:12:32.71 18.01 ± 0.07 3.58
22759 17:57:53.61 -28:12:26.45 17.28 ± 0.06 3.85
22779 17:57:53.64 -28:12:30.33 16.53 ± 0.04 2.63

Last 5 photometry measurements

Observation dateI magseeing
2460611.898 (2024-Oct-28.398) 16.54 ± 0.04 4.72
2460611.910 (2024-Oct-28.410) 16.57 ± 0.10 5.34
2460611.920 (2024-Oct-28.420) 16.66 ± 0.08 5.28
2460614.864 (2024-Oct-31.364) 16.65 ± 0.15 5.76
2460614.874 (2024-Oct-31.374) 16.59 ± 0.06 5.32

Calibration: I = 27.40 - 2.5 log10(ΔF + 23056.85)

Single lens fit parameters

tmax =JD 2459710.89 ± 0.00 UT (2022-May-11.39)
tE =84.80 ± 1.32 days
u0 =0.0086 ± 0.0002
Ibase =20.39 ± 0.18

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice