MOA 2023-BLG-173

Event Parameters

Internal ID:gb10-R-9-56320
Discovery date:2023-05-04T20:46:18
RA:18:00:51.46
Dec:-27:01:09.27
Current assessment:microlensing/cv
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
48369 18:00:51.52 -27:01:09.56 18.08 ± 0.09 1.53
48370 18:00:51.53 -27:01:12.53 19.16 ± 0.18 3.21
48405 18:00:51.42 -27:01:09.22 17.88 ± 0.07 0.66
48481 18:00:51.24 -27:01:07.18 15.48 ± 0.15 3.72

Last 5 photometry measurements

Observation dateI magseeing
2460246.852 (2023-Oct-29.352) 17.63 ± 0.20 3.81
2460246.886 (2023-Oct-29.386) 17.40 ± 0.16 3.77
2460246.897 (2023-Oct-29.397) 17.40 ± 0.15 3.28
2460246.908 (2023-Oct-29.408) 17.81 ± 0.26 3.54
2460246.919 (2023-Oct-29.419) 17.30 ± 0.24 4.08

Calibration: I = 27.40 - 2.5 log10(ΔF + 6438.73)

Single lens fit parameters

tmax =JD 2460069.21 ± 0.00 UT (2023-May-4.71)
tE =10.86 ± 0.00 days
u0 =0.0014 ± 0.0000
Ibase =23.68 ± 0.17

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice