Table 1
Observational log and geometry for all optical photometry.
| Telescope | LC No. | Date | R h | Δ | α | Aspect angle | No. of data | Phase offset |
| [dd/mm/yy] | [AU] | [AU] | [deg] | [deg] | points | φYORP ± 1-σ [deg] | ||
|
|
||||||||
| PAL60 | 1 | 22–24/08/01 | 1.30 | 0.32 | 19.2 | 97.1 | 48 | 0.0 ± < 0.5 |
| PAL60 | 2 | 22–25/09/01 | 1.43 | 0.45 | 15.6 | 95.4 | 30 | 0.0 ± < 0.5 |
| TMO | 3 | 27–30/01/04 | 1.31 | 0.33 | 5.9 | 83.9 | 62 | 0.5 ± < 0.5 |
| S60 | 4 | 24–25/01/07 | 1.40 | 0.46 | 20.9 | 86.0 | 24 | 4.0 ± < 0.5 |
| S90 | 5 | 10/12/09 | 1.58 | 0.60 | 4.6 | 88.2 | 48 | 7.0 ± < 0.5 |
| LT | 6 | 10/01/10 | 1.51 | 0.58 | 20.0 | 87.4 | 99 | 9.0 ± < 0.5 |
| LT | 7 | 09/12/12 | 1.63 | 0.65 | 0.0 | 89.0 | 179 | 17.0 ± < 0.5 |
| NTT | 8 | 14–16/12/12 | 1.62 | 0.65 | 6.8 | 88.8 | 76 | 16.0 ± < 0.5 |
| INT | 9 | 20/12/12 | 1.61 | 0.69 | 11.4 | 88.7 | 321 | 15.5 ± < 0.5 |
| PAL200 | 10 | 5–6/01/13 | 1.57 | 0.69 | 6.8 | 88.8 | 36 | 15.0 ± < 0.5 |
Notes. All images were taken in either the broadband V- or R-filter (λc(V) = 550 nm, λc(R) = 657 nm). Telescope key: PAL60 – Palomar Observatory 60-inch Telescope (California, USA), TMO – Table Mountain Observatory (California, USA), S60 – Steward Observatory 60-inch Telescope (Arizona, USA), S90 – Steward Observatory 90-inch Bok Telescope (Arizona, USA), LT – 2 m Liverpool Telescope (La Palma, Spain), NTT – European Southern Observatory 3.5 m New Technology Telescope (Chile), INT – 2.5 m Isaac Newton Telescope (La Palma, Spain), PAL200 – Palomar Observatory 5 m Hale Telescope (California, USA).
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