MOA 2021-BLG-088

Event Parameters

Internal ID:gb12-R-3-6256
Discovery date:2021-04-19T14:33:01
RA:18:04:15.89
Dec:-31:09:10.74
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
41192 18:04:15.83 -31:09:12.36 17.67 ± 0.08 2.65
41193 18:04:15.80 -31:09:07.31 13.80 ± 0.09 3.43
41233 18:04:15.93 -31:09:10.26 16.00 ± 0.08 0.12
41344 18:04:16.12 -31:09:12.26 16.56 ± 0.10 3.26
41368 18:04:16.21 -31:09:08.77 17.37 ± 0.14 3.89
41436 18:04:16.08 -31:09:07.07 18.95 ± 0.26 3.76

Last 5 photometry measurements

Observation dateI magseeing
2460244.915 (2023-Oct-27.415) 15.59 ± 0.04 4.11
2460245.869 (2023-Oct-28.369) 15.97 ± 0.04 3.15
2460245.912 (2023-Oct-28.412) 15.96 ± 0.06 3.31
2460246.868 (2023-Oct-29.368) 15.84 ± 0.03 3.48
2460246.916 (2023-Oct-29.416) 15.85 ± 0.03 3.16

Calibration: I = 27.40 - 2.5 log10(ΔF + 36274.38)

Single lens fit parameters

tmax =JD 2459321.94 ± 0.06 UT (2021-Apr-17.44)
tE =156.00 ± 58.31 days
u0 =0.0275 ± 0.0188
Ibase =20.90 ± 0.18

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice