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
2460246.852 (2023-Oct-29.352) 18.17 ± 0.25 3.59
2460246.886 (2023-Oct-29.386) 18.09 ± 0.21 3.67
2460246.897 (2023-Oct-29.397) 17.97 ± 0.17 3.18
2460246.908 (2023-Oct-29.408) 19.56 ± 0.87 3.58
2460246.919 (2023-Oct-29.419) 18.18 ± 0.43 4.00

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