MOA 2023-BLG-008

Event Parameters

Internal ID:gb4-R-1-199465
Discovery date:2023-02-22T21:05:24
RA:17:52:41.07
Dec:-30:21:59.31
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
34412 17:52:40.96 -30:21:58.68 15.58 ± 0.06 2.17
34481 17:52:41.12 -30:22:00.88 16.11 ± 0.03 2.27
34482 17:52:41.12 -30:21:58.63 16.25 ± 0.04 0.11
34547 17:52:41.30 -30:21:57.11 17.26 ± 0.05 2.98
34566 17:52:41.37 -30:21:55.34 17.25 ± 0.08 4.93

Last 5 photometry measurements

Observation dateI magseeing
2460611.899 (2024-Oct-28.399) 15.88 ± 0.12 4.79
2460611.911 (2024-Oct-28.411) 15.95 ± 0.18 4.98
2460611.921 (2024-Oct-28.421) 15.96 ± 0.26 5.29
2460611.930 (2024-Oct-28.430) 15.99 ± 0.11 4.58
2460614.875 (2024-Oct-31.375) 15.88 ± 0.24 5.18

Calibration: I = 27.40 - 2.5 log10(ΔF + 28734.26)

Single lens fit parameters

tmax =JD 2459986.73 ± 0.18 UT (2023-Feb-11.23)
tE =32.61 ± 1.40 days
u0 =0.0854 ± 0.0053
Ibase =17.73 ± 0.20

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice