MOA 2021-BLG-059

Event Parameters

Internal ID:gb10-R-4-50284
Discovery date:2021-03-30T16:42:25
RA:17:58:53.82
Dec:-27:47:31.63
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
146983 17:58:53.56 -27:47:33.49 19.04 ± 0.19 4.94
147064 17:58:53.69 -27:47:31.95 19.01 ± 0.15 2.60
147090 17:58:53.70 -27:47:34.36 17.35 ± 0.09 4.16
147166 17:58:53.85 -27:47:33.31 18.89 ± 0.17 2.35
147167 17:58:53.86 -27:47:31.43 17.87 ± 0.11 0.41
147269 17:58:54.03 -27:47:33.91 18.92 ± 0.22 3.66
147295 17:58:54.08 -27:47:28.95 16.29 ± 0.07 3.64

Last 5 photometry measurements

Observation dateI magseeing
2460246.852 (2023-Oct-29.352) 17.95 ± 0.13 3.40
2460246.886 (2023-Oct-29.386) 17.74 ± 0.12 3.51
2460246.897 (2023-Oct-29.397) 17.88 ± 0.11 3.08
2460246.908 (2023-Oct-29.408) 17.81 ± 0.14 3.42
2460246.919 (2023-Oct-29.419) 17.75 ± 0.15 3.96

Calibration: I = 27.40 - 2.5 log10(ΔF + 6474.41)

Single lens fit parameters

tmax =JD 2459303.64 ± 0.02 UT (2021-Mar-30.14)
tE =16.18 ± 1.08 days
u0 =0.0349 ± 0.0044
Ibase =20.35 ± 0.27

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice