MOA 2021-BLG-338

Event Parameters

Internal ID:gb10-R-9-52238
Discovery date:2021-08-20T17:00:01
RA:18:00:42.30
Dec:-27:01:31.60
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
52366 18:00:42.43 -27:01:31.82 19.68 ± 0.16 2.50
52391 18:00:42.35 -27:01:29.91 19.31 ± 0.11 2.71
52413 18:00:42.33 -27:01:32.71 18.34 ± 0.07 1.24
52461 18:00:42.24 -27:01:35.87 19.76 ± 0.23 3.84
52572 18:00:41.97 -27:01:34.38 17.74 ± 0.14 4.51

Last 5 photometry measurements

Observation dateI magseeing
2460611.898 (2024-Oct-28.398) 18.50 ± 0.20 4.47
2460611.910 (2024-Oct-28.410) 24.21 ± 82.97 4.92
2460611.920 (2024-Oct-28.420) 18.99 ± 0.53 4.88
2460614.864 (2024-Oct-31.364) 99.99 ± 99.99 5.38
2460614.874 (2024-Oct-31.374) 19.57 ± 0.92 5.01

Calibration: I = 27.40 - 2.5 log10(ΔF + 4203.39)

Single lens fit parameters

tmax =JD 2459445.31 ± 0.05 UT (2021-Aug-18.81)
tE =53.23 ± 4.47 days
u0 =0.0325 ± 0.0043
Ibase =21.26 ± 0.16

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice