IAA Minor Planet Database| Epoch (TDB) | 2025-11-21 (JD 2461000.5) |
|---|---|
| Eccentricity (e) | 0.5256156168 ± 9.51e-09 |
| Semi-major axis (a) | 1.7493414463 AU ± 1.97e-09 |
| Inclination (i) | 1.08201043° ± 2.91e-06 |
| Long. of Asc. Node (Ω) | 357.80369284° ± 5.75e-05 |
| Arg. of Perihelion (ω) | 82.02043526° ± 5.80e-05 |
| Mean Anomaly (M) | 13.68512133° ± 4.78e-06 |
| Mean Motion (n) | 0.4259909742°/day ± 7.18e-10 |
| Perihelion dist (q) | 0.82986026 AU ± 1.67e-08 |
| Aphelion dist (Q) | 2.66882263 AU ± 1.69e-08 |
| Orbital Period | 2.31372574 yr ± 3.90e-09 |
| H (abs. magnitude) | 20.34 |
|---|---|
| G (slope) | 0.15 |
2011 QY39
| Source | IAA |
|---|---|
| Solution Date | 2026-06-01 |
| RMS Residual | 0.367″ |
| Uncertainty | 0 |
| Orbit Type | Apollo |
| MOID | 0.007232 AU |
| Observations Used | 340 |
| Oppositions | 12 |
| Arc Total | 2004-2025 |
| First Observation Used | 2004-08-19 |
| Last Observation Used | 2025-08-23 |
| Date | Type | RA | Dec | Mag | Band | Observatory |
|---|---|---|---|---|---|---|
| 2011-09-18 07:13:03 | C | 22 49 35.61 | -08 06 36.5 | – | r | 703 |
| 2011-09-18 07:23:44 | C | 22 49 34.39 | -08 06 41.8 | – | r | 703 |
| 2011-09-18 07:34:14 | C | 22 49 33.13 | -08 06 47.1 | – | r | 703 |
| 2011-09-18 07:45:02 | C | 22 49 31.90 | -08 06 52.2 | – | r | 703 |
| 2011-09-20 05:38:15 | C | 22 44 20.60 | -08 30 45.2 | 17.7 | c | 704 |
| 2011-09-20 05:56:20 | C | 22 44 18.30 | -08 30 55.0 | 18.1 | c | 704 |
| 2011-09-20 06:14:26 | C | 22 44 15.99 | -08 31 04.3 | 18.1 | c | 704 |
| 2011-09-20 06:32:31 | C | 22 44 13.65 | -08 31 14.6 | 18.1 | c | 704 |
| 2011-09-20 06:50:37 | C | 22 44 11.36 | -08 31 23.9 | 18.0 | c | 704 |
| 2011-09-20 19:31:47 | C | 22 42 41.68 | -08 38 21.5 | – | u | A13 |
| 2011-09-20 20:02:32 | C | 22 42 37.94 | -08 38 37.9 | – | u | A13 |
| 2011-09-20 21:46:34 | C | 22 42 24.37 | -08 39 34.5 | – | r | 104 |
| 2011-09-20 22:22:52 | C | 22 42 19.63 | -08 39 54.9 | – | r | 104 |
| 2011-09-20 22:46:00 | C | 22 42 16.62 | -08 40 07.3 | – | r | 104 |
| 2011-09-21 05:24:23 | C | 22 41 28.50 | -08 43 40.5 | – | o | 291 |
| 2011-09-21 05:26:28 | C | 22 41 28.21 | -08 43 42.2 | – | r | G96 |
| 2011-09-21 05:29:59 | C | 22 41 27.75 | -08 43 43.6 | – | o | 291 |
| 2011-09-21 05:33:59 | C | 22 41 27.20 | -08 43 46.5 | – | r | G96 |
| 2011-09-21 05:41:28 | C | 22 41 26.19 | -08 43 50.6 | – | r | G96 |
| 2011-09-21 05:44:30 | C | 22 41 25.83 | -08 43 51.7 | – | o | 291 |
| 2011-09-21 05:49:04 | C | 22 41 25.18 | -08 43 54.8 | – | r | G96 |
| 2011-09-21 19:26:32 | C | 22 39 43.91 | -08 51 37.0 | – | u | 151 |
| 2011-09-21 19:30:44 | C | 22 39 43.34 | -08 51 39.9 | – | u | 151 |
| 2011-09-21 19:34:55 | C | 22 39 42.75 | -08 51 42.7 | – | u | 151 |
| 2011-09-21 21:29:56 | C | 22 39 27.27 | -08 52 45.8 | – | u | 160 |
| 2011-09-21 21:35:01 | C | 22 39 26.58 | -08 52 49.0 | – | u | 160 |
| 2011-09-21 21:40:04 | C | 22 39 25.91 | -08 52 51.8 | – | u | 160 |
| 2011-09-21 22:29:35 | C | 22 39 19.16 | -08 53 19.6 | – | r | 104 |
| 2011-09-21 22:39:52 | C | 22 39 17.78 | -08 53 25.3 | – | r | 104 |
| 2011-09-21 22:50:10 | C | 22 39 16.37 | -08 53 31.4 | – | r | 104 |
| 2011-09-22 19:50:56 | C | 22 36 34.01 | -09 05 32.5 | – | u | 160 |
| 2011-09-22 19:56:06 | C | 22 36 33.26 | -09 05 36.0 | – | u | 160 |
| 2011-09-22 20:00:34 | C | 22 36 32.63 | -09 05 38.8 | – | u | 160 |
| 2011-09-22 20:35:51 | C | 22 36 27.65 | -09 05 59.4 | – | u | B33 |
| 2011-09-22 20:44:59 | C | 22 36 26.38 | -09 06 04.9 | – | u | B33 |
| 2011-09-22 20:54:07 | C | 22 36 25.08 | -09 06 10.1 | – | u | B33 |
| 2011-09-24 20:52:28 | C | 22 29 45.84 | -09 34 51.9 | – | o | 046 |
| 2011-09-24 20:54:32 | C | 22 29 45.53 | -09 34 53.5 | – | o | 046 |
| 2011-09-24 20:56:22 | C | 22 29 45.26 | -09 34 54.7 | – | o | 046 |
| 2011-09-24 20:59:55 | C | 22 29 44.71 | -09 34 56.1 | – | o | 046 |
| 2011-09-25 20:24:33 | C | 22 26 17.22 | -09 49 30.2 | – | o | 046 |
| 2011-09-25 20:26:13 | C | 22 26 16.97 | -09 49 31.5 | – | o | 046 |
| 2011-09-25 20:27:55 | C | 22 26 16.71 | -09 49 32.6 | – | o | 046 |
| 2011-09-25 20:31:13 | C | 22 26 16.17 | -09 49 34.6 | – | o | 046 |
| 2011-09-25 20:32:55 | C | 22 26 15.91 | -09 49 35.6 | – | o | 046 |
| 2011-09-26 04:05:26 | C | 22 25 07.51 | -09 54 13.5 | 17.9 | c | 704 |
| 2011-09-26 04:23:57 | C | 22 25 04.46 | -09 54 25.1 | 17.9 | c | 704 |
| 2011-09-26 04:42:08 | C | 22 25 01.49 | -09 54 36.6 | 18.2 | c | 704 |
| 2011-09-26 05:00:24 | C | 22 24 58.47 | -09 54 48.5 | 18.0 | c | 704 |
| 2011-09-26 05:18:46 | C | 22 24 55.43 | -09 55 00.2 | 17.9 | c | 704 |