MOA 2023-BLG-142

Event Parameters

Internal ID:gb10-R-8-92849
Discovery date:2023-04-26T14:37:03
RA:18:00:16.12
Dec:-27:30:11.01
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
193536 18:00:16.28 -27:30:10.70 19.33 ± 0.34 2.97
193622 18:00:16.16 -27:30:09.82 17.26 ± 0.11 2.20
193698 18:00:16.01 -27:30:10.87 19.05 ± 0.27 1.11
193720 18:00:16.01 -27:30:14.86 18.01 ± 0.20 3.45
193804 18:00:15.80 -27:30:09.74 18.50 ± 0.37 4.17
193827 18:00:15.81 -27:30:13.48 17.82 ± 0.24 4.10

Last 5 photometry measurements

Observation dateI magseeing
2460246.852 (2023-Oct-29.352) 18.43 ± 0.27 3.60
2460246.886 (2023-Oct-29.386) 18.35 ± 0.29 3.49
2460246.897 (2023-Oct-29.397) 18.70 ± 0.26 3.07
2460246.908 (2023-Oct-29.408) 18.76 ± 0.31 3.58
2460246.919 (2023-Oct-29.419) 18.03 ± 0.30 4.06

Calibration: I = 27.40 - 2.5 log10(ΔF + 2187.76)

Single lens fit parameters

tmax =JD 2460061.50 ± 0.01 UT (2023-Apr-27.00)
tE =7.44 ± 0.51 days
u0 =0.0688 ± 0.0062
Ibase =19.70 ± 0.32

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice