MOA 2022-BLG-544

Event Parameters

Internal ID:gb17-R-4-33365
Discovery date:2022-10-06T14:44:30
RA:18:11:49.98
Dec:-28:00:35.33
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
95107 18:11:49.68 -28:00:35.61 19.07 ± 0.20 4.80
95188 18:11:49.78 -28:00:37.35 18.22 ± 0.17 4.23
95285 18:11:49.96 -28:00:31.49 18.49 ± 0.11 3.50
95344 18:11:50.05 -28:00:38.47 16.28 ± 0.09 3.89
95345 18:11:50.04 -28:00:34.47 15.49 ± 0.08 0.40
95400 18:11:50.16 -28:00:30.93 19.10 ± 0.16 4.40

Last 5 photometry measurements

Observation dateI magseeing
2460245.899 (2023-Oct-28.399) 15.47 ± 0.03 3.04
2460245.931 (2023-Oct-28.431) 15.49 ± 0.02 3.29
2460246.862 (2023-Oct-29.362) 15.47 ± 0.02 3.49
2460246.903 (2023-Oct-29.403) 15.44 ± 0.02 3.28
2460246.931 (2023-Oct-29.431) 15.40 ± 0.02 3.67

Calibration: I = 27.40 - 2.5 log10(ΔF + 58076.44)

Single lens fit parameters

tmax =JD 2459863.56 ± 0.07 UT (2022-Oct-11.06)
tE =311.12 ± 4.59 days
u0 =0.0110 ± 0.0005
Ibase =21.35 ± 0.28

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice