MOA 2021-BLG-283

Event Parameters

Internal ID:gb10-R-3-66431
Discovery date:2021-07-27T11:17:31
RA:17:59:01.90
Dec:-27:20:36.33
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
148242 17:59:01.66 -27:20:37.75 19.39 ± 0.26 4.49
148327 17:59:01.79 -27:20:34.35 16.79 ± 0.07 2.59
148414 17:59:01.92 -27:20:32.90 17.93 ± 0.16 2.95
148436 17:59:01.97 -27:20:35.45 16.42 ± 0.06 0.41
148516 17:59:02.11 -27:20:38.57 18.85 ± 0.17 3.65
148541 17:59:02.16 -27:20:34.11 17.88 ± 0.10 3.33
148559 17:59:02.19 -27:20:36.17 18.43 ± 0.14 3.41

Last 5 photometry measurements

Observation dateI magseeing
2460611.898 (2024-Oct-28.398) 16.35 ± 0.03 4.36
2460611.910 (2024-Oct-28.410) 16.23 ± 0.05 5.02
2460611.920 (2024-Oct-28.420) 16.23 ± 0.05 5.01
2460614.864 (2024-Oct-31.364) 16.50 ± 0.14 5.52
2460614.874 (2024-Oct-31.374) 16.14 ± 0.05 4.92

Calibration: I = 27.40 - 2.5 log10(ΔF + 24592.35)

Single lens fit parameters

tmax =JD 2459423.00 ± 0.06 UT (2021-Jul-27.50)
tE =25.66 ± 1.33 days
u0 =0.5238 ± 0.0441
Ibase =17.92 ± 0.30

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice