MOA 2021-BLG-077

Event Parameters

Internal ID:gb20-R-1-27599
Discovery date:2021-04-08T15:20:55
RA:18:16:19.10
Dec:-23:00:02.15
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
106336 18:16:18.89 -23:00:02.99 18.84 ± 0.10 3.95
106426 18:16:19.08 -23:00:03.39 18.71 ± 0.08 2.13
106450 18:16:19.11 -23:00:01.07 16.88 ± 0.04 0.77

Last 5 photometry measurements

Observation dateI magseeing
2460599.874 (2024-Oct-16.374) 16.88 ± 0.03 3.36
2460599.953 (2024-Oct-16.453) 16.88 ± 0.05 3.81
2460602.897 (2024-Oct-19.397) 16.96 ± 0.03 4.10
2460610.887 (2024-Oct-27.387) 16.98 ± 0.16 5.79
2460614.893 (2024-Oct-31.393) 16.99 ± 0.13 5.59

Calibration: I = 27.40 - 2.5 log10(ΔF + 16218.10)

Single lens fit parameters

tmax =JD 2459313.50 ± 0.37 UT (2021-Apr-9.00)
tE =63.19 ± 13.36 days
u0 =0.1469 ± 0.0610
Ibase =19.59 ± 0.17

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice