MOA 2022-BLG-277

Event Parameters

Internal ID:gb10-R-8-82617
Discovery date:2022-05-28T00:24:16
RA:18:00:57.68
Dec:-27:31:22.93
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
169185 18:00:57.84 -27:31:20.39 18.87 ± 0.23 4.35
169242 18:00:57.76 -27:31:27.45 16.06 ± 0.08 4.45
169264 18:00:57.73 -27:31:25.20 15.77 ± 0.15 2.20
169341 18:00:57.57 -27:31:20.31 14.72 ± 0.07 3.41
169472 18:00:57.36 -27:31:21.68 18.04 ± 0.22 4.24

Last 5 photometry measurements

Observation dateI magseeing
2460246.852 (2023-Oct-29.352) 18.79 ± 0.49 3.49
2460246.886 (2023-Oct-29.386) 17.74 ± 0.21 3.55
2460246.897 (2023-Oct-29.397) 18.65 ± 0.48 3.02
2460246.908 (2023-Oct-29.408) 18.16 ± 0.31 3.50
2460246.919 (2023-Oct-29.419) 17.83 ± 0.26 3.99

Calibration: I = 27.40 - 2.5 log10(ΔF + 0.00)

Single lens fit parameters

tmax =JD 2459727.39 ± 0.02 UT (2022-May-27.89)
tE =11233.58 ± 10177.97 days
u0 =0.0001 ± 0.0009
Ibase =28.13 ± 0.31

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice