Table 3
Fixed-aperture photometry vs. date.
| Radius (a) | C0 (b) | k (c) | s (d) | t0 (e) | T0 (f) | R0 (g) |
|---|---|---|---|---|---|---|
| 10 | 5.7 ± 0.4 | 8.3 ± 4.0 | 0.3 | −692 ± 340 | 7 Feb. 2022 | 10.4 |
| 20 | 10.2 ± 0.6 | 19.6 ± 5.1 | 0.4 | −523 ± 139 | 26 Jul. 2022 | 9.1 |
| 40 | 16.6 ± 2.4 | 28.2 ± 22.3 | 1.7 | −589 ± 474 | 22 May 2022 | 9.6 |
| 80 | 22.3 ± 3.4 | 45.4 ± 30.9 | 2.3 | −491 ± 342 | 6 Sep. 2022 | 8.7 |
| 160 | 24.9 ± 3.0 | 55.1 ± 27.3 | 2.1 | −452 ± 231 | 5 Oct. 2022 | 8.5 |
| Weighted mean | −524 ± 104 | 25 Jul. 2022 | 9.1 |
Notes. (a)Projected radius of the photometry aperture, in units of 103 km. (b)Effective scattering cross-section at DOY = 0, in units of 103 km2. (c)Rate of change of the scattering cross-section, in square kilometers per day. (d)Standard deviation of residuals, in units of 103 km2. (e) Initial time expressed as days prior to 31 December 2023. (f)Initiation time without the uncertainty expressed in standard date format. (g)Heliocentric distance at time T0, in astronomical units.
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