MOA 2021-BLG-449

Event Parameters

Internal ID:gb7-R-9-12901
Discovery date:2021-10-20T20:52:15
RA:18:03:05.04
Dec:-32:16:15.79
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
3254 18:03:04.89 -32:16:13.51 19.35 ± 0.12 3.29
3255 18:03:04.92 -32:16:19.85 18.21 ± 0.17 3.80
3350 18:03:04.71 -32:16:13.68 18.98 ± 0.08 4.67

Last 5 photometry measurements

Observation dateI magseeing
2460245.911 (2023-Oct-28.411) 20.12 ± 1.43 3.58
2460245.940 (2023-Oct-28.440) 20.44 ± 1.87 3.59
2460246.867 (2023-Oct-29.367) 22.22 ± 6.25 3.57
2460246.915 (2023-Oct-29.415) 22.55 ± 9.33 3.30
2460246.938 (2023-Oct-29.438) 20.47 ± 2.42 3.99

Calibration: I = 27.40 - 2.5 log10(ΔF + 0.00)

Single lens fit parameters

tmax =JD 2459507.00 ± 0.06 UT (2021-Oct-19.50)
tE =17.74 ± 2.83 days
u0 =0.0720 ± 0.0191
Ibase =20.11 ± 0.12

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice