Table A.2
Aspect data for all available observations of (161989) Cacus.
| Date | r | Δ | α | λ | β | Obs. |
| [AU] | [AU] | [deg] | [deg] | [deg] | ||
|
|
||||||
| 1978 03 01.2 | 1.131 | 0.142 | 8.4 | 153.5 | −6.6 | S79 |
| 1978 03 08.3 | 1.107 | 0.128 | 26.0 | 142.1 | 14.8 | D78 |
| 2003 02 18.1 | 1.186 | 0.232 | 28.5 | 143.5 | −34.5 | DK |
| 2003 03 05.8 | 1.134 | 0.181 | 35.2 | 124.1 | −7.6 | Mod |
| 2003 03 25.9 | 1.063 | 0.230 | 67.3 | 106.9 | 30.0 | Ond |
| 2003 04 01.8 | 1.039 | 0.262 | 74.1 | 103.3 | 38.0 | Ond |
| 2003 04 04.9 | 1.028 | 0.276 | 76.5 | 101.9 | 40.8 | Ond |
| 2009 02 19.4 | 1.121 | 0.238 | 51.0 | 212.5 | 0.6 | K14 |
| 2014 12 21.3 | 1.253 | 0.904 | 51.2 | 186.4 | −18.0 | DK |
| 2015 02 17.3 | 1.067 | 0.466 | 67.6 | 241.7 | 13.5 | DK |
| 2015 02 17.4 | 1.067 | 0.466 | 67.6 | 241.7 | 13.5 | DK |
| 2015 02 20.3 | 1.056 | 0.458 | 68.9 | 245.8 | 16.3 | DK |
| 2015 10 09.3 | 1.300 | 0.808 | 50.2 | 103.6 | −40.8 | DK |
| 2015 10 13.4 | 1.308 | 0.799 | 49.6 | 105.7 | −42.5 | DK |
| 2015 11 05.3 | 1.343 | 0.745 | 46.6 | 115.3 | −51.9 | DK |
| 2015 12 08.3 | 1.363 | 0.656 | 42.5 | 113.2 | −63.5 | DK |
| 2015 12 15.3 | 1.363 | 0.638 | 41.8 | 108.4 | −64.8 | DK |
| 2016 02 04.2 | 1.309 | 0.577 | 44.6 | 75.6 | −45.7 | DK |
| 2016 02 12.0 | 1.294 | 0.585 | 46.5 | 76.2 | −39.8 | DK |
| 2016 03 10.1 | 1.226 | 0.644 | 53.9 | 84.5 | −19.7 | DK |
| 2016 10 06.1 | 1.089 | 0.344 | 66.0 | 289.2 | −23.1 | DK |
| 2016 12 22.1 | 1.310 | 0.952 | 48.4 | 354.6 | −34.8 | DK |
| 2016 12 31.1 | 1.326 | 1.015 | 47.4 | 1.3 | −33.8 | DK |
Notes. The table lists Cacus’s distance from the Sun r and from the Earth Δ, the solar phase angle α, the geocentric ecliptic coordinates of the asteroid (λ,β), and the observatory or source (S79 – Schuster et al. (1979); D78 – Degewij et al. (1978); K14 – Koehn et al. (2014), Ond – Ondřejov observatory, 65 cm; DK – Danish telescope, La Silla, 1.54 m; Mod – Modra observatory, 60 cm).
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