MOA 2024-BLG-277

Event Parameters

Internal ID:gb2-R-8-22892
Discovery date:2024-10-17T10:33:10
RA:17:55:09.70
Dec:-34:23:03.26
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
69838 17:55:09.93 -34:23:02.76 19.24 ± 0.35 3.68
69888 17:55:09.80 -34:23:06.78 15.87 ± 0.14 3.57
69998 17:55:09.64 -34:23:03.73 18.07 ± 0.14 0.24
70101 17:55:09.45 -34:23:05.99 17.54 ± 0.15 3.38
70179 17:55:09.32 -34:23:02.72 14.59 ± 0.11 4.47

Last 5 photometry measurements

Observation dateI magseeing
2460610.938 (2024-Oct-27.438) 16.87 ± 0.08 4.59
2460611.892 (2024-Oct-28.392) 16.68 ± 0.05 4.25
2460611.927 (2024-Oct-28.427) 16.43 ± 0.12 5.39
2460611.935 (2024-Oct-28.435) 16.51 ± 0.07 4.88
2460614.886 (2024-Oct-31.386) 16.54 ± 0.11 5.12

Calibration: I = 27.40 - 2.5 log10(ΔF + 5390.14)

Single lens fit parameters

tmax =JD 2460608.97 ± 0.74 UT (2024-Oct-25.47)
tE =50.53 ± 2.83 days
u0 =0.2674 ± 0.0304
Ibase =18.30 ± 0.24

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice