IAA Minor Planet Database| Epoch (TDB) | 2020-12-10 (JD 2459193.5) |
|---|---|
| Eccentricity (e) | 0.9297090702 ± 3.19e-08 |
| Semi-major axis (a) | 16.6888593039 AU ± 1.52e-07 |
| Inclination (i) | 44.62417343° ± 1.37e-05 |
| Long. of Asc. Node (Ω) | 85.87217989° ± 1.51e-05 |
| Arg. of Perihelion (ω) | 64.51127082° ± 3.03e-05 |
| Mean Anomaly (M) | 341.22493651° ± 4.64e-07 |
| Mean Motion (n) | 0.0144565311°/day ± 1.97e-10 |
| Perihelion dist (q) | 1.17307544 AU ± 5.33e-07 |
| Aphelion dist (Q) | 32.20464317 AU ± 6.08e-07 |
| Orbital Period | 68.17861620 yr ± 9.30e-07 |
| Source | JPL |
|---|---|
| Solution Date | 2026-07-28 14:18:43 |
| RMS Residual | 0.568″ |
| Uncertainty | 0 |
| Orbit Type | Halley-type Comet* |
| MOID | 0.470257 AU |
| Observations Used | 2605 |
| Oppositions | — |
| Arc Total | 1887-2025 |
| First Observation Used | — |
| Last Observation Used | 2025-07-31 |
| Date | Type | RA | Dec | Mag | Band | Observatory |
|---|---|---|---|---|---|---|
| 1887-10-14 04:32:00 | M | 12 33 05.48 | +23 50 23.9 | – | q | 582 |
| 1887-10-15 02:45:06 | M | 12 37 20.14 | +23 32 37.4 | – | q | 058 |
| 1887-10-15 03:19:29 | M | 12 37 26.82 | +23 32 06.4 | – | q | 058 |
| 1887-10-16 02:08:25 | M | 12 41 46.72 | +23 13 35.3 | – | q | 084 |
| 1887-10-18 04:37:00 | M | 12 51 15.02 | +22 31 41.9 | – | q | 189 |
| 1887-10-18 04:55:05 | M | 12 51 18.75 | +22 31 18.3 | – | q | 582 |
| 1887-10-20 04:42:42 | M | 13 00 07.69 | +21 50 18.3 | – | q | 582 |
| 1887-10-20 09:55:36 | M | 13 01 04.93 | +21 45 46.8 | – | q | 802 |
| 1887-10-22 03:32:46 | M | 13 08 36.61 | +21 09 20.4 | – | q | 045 |
| 1887-10-22 03:55:50 | M | 13 08 41.12 | +21 08 53.2 | – | q | 603 |
| 1887-10-22 04:20:50 | M | 13 08 46.02 | +21 08 33.6 | – | q | 603 |
| 1887-10-22 04:30:12 | M | 13 08 47.57 | +21 08 28.6 | – | q | 582 |
| 1887-10-22 04:39:12 | M | 13 08 49.38 | +21 08 16.8 | – | q | 035 |
| 1887-10-22 09:45:32 | M | 13 09 44.31 | +21 03 45.6 | – | q | 802 |
| 1887-10-22 16:36:16 | M | 13 10 57.56 | +20 57 35.1 | – | q | 084 |
| 1887-10-23 03:54:12 | M | 13 12 59.16 | +20 47 34.1 | – | q | 045 |
| 1887-10-24 03:49:22 | M | 13 17 13.52 | +20 26 07.0 | – | q | 045 |
| 1887-10-26 04:50:49 | M | 13 25 47.33 | +19 41 35.4 | – | q | 189 |
| 1887-10-26 05:03:12 | M | 13 25 49.71 | +19 41 26.5 | – | q | 582 |
| 1887-10-27 03:22:26 | M | 13 29 40.13 | +19 20 56.7 | – | q | 058 |
| 1887-10-27 03:47:22 | M | 13 29 44.91 | +19 20 40.7 | – | q | 045 |
| 1887-10-27 04:12:03 | M | 13 29 48.72 | +19 20 07.8 | – | q | 603 |
| 1887-10-27 04:20:53 | M | 13 29 50.21 | +19 19 54.4 | – | q | 539 |
| 1887-10-28 03:08:09 | M | 13 33 43.71 | +18 59 03.7 | – | q | 058 |
| 1887-10-28 04:42:02 | M | 13 33 59.37 | +18 57 37.2 | – | q | 189 |
| 1887-10-29 04:15:11 | M | 13 37 58.45 | +18 35 52.0 | – | q | 539 |
| 1887-10-29 04:42:57 | M | 13 38 02.99 | +18 35 26.5 | – | q | 582 |
| 1887-10-31 10:10:17 | M | 13 46 54.93 | +17 45 47.8 | – | q | 802 |
| 1887-11-01 04:24:43 | N | 13 49 54.39 | +17 28 43.4 | – | q | 035 |
| 1887-11-02 10:28:13 | M | 13 54 46.08 | +17 00 43.6 | – | q | 296 |
| 1887-11-05 04:57:38 | N | 14 05 17.71 | +15 58 50.3 | – | q | 189 |
| 1887-11-05 05:01:54 | M | 14 05 18.88 | +15 58 40.9 | – | q | 582 |
| 1887-11-07 05:10:13 | M | 14 12 44.73 | +15 13 59.8 | – | q | 582 |
| 1887-11-08 15:58:52 | N | 14 18 00.55 | +14 41 44.8 | – | q | 084 |
| 1887-11-11 05:03:46 | M | 14 27 04.24 | +13 45 49.9 | – | q | 533 |
| 1887-11-12 03:49:58 | M | 14 30 23.03 | +13 25 07.9 | – | q | 058 |
| 1887-11-12 04:07:13 | M | 14 30 25.64 | +13 24 50.7 | – | q | 058 |
| 1887-11-12 04:35:43 | M | 14 30 29.89 | +13 24 22.7 | – | q | 533 |
| 1887-11-13 04:42:18 | M | 14 33 57.90 | +13 02 32.0 | – | q | 533 |
| 1887-11-13 05:22:06 | M | 14 34 03.12 | +13 01 59.9 | – | q | 035 |
| 1887-11-13 15:45:14 | M | 14 35 31.92 | +12 52 42.1 | – | q | 084 |
| 1887-11-15 04:39:04 | M | 14 40 44.48 | +12 19 49.4 | – | q | 050 |
| 1887-11-15 05:09:35 | M | 14 40 48.82 | +12 19 19.0 | – | q | 582 |
| 1887-11-15 05:12:40 | M | 14 40 48.91 | +12 19 21.1 | – | q | 050 |
| 1887-11-15 15:46:25 | M | 14 42 17.43 | +12 09 52.8 | – | q | 084 |
| 1887-11-16 04:49:24 | N | 14 44 07.08 | +11 58 27.2 | – | q | 050 |
| 1887-11-16 04:56:41 | M | 14 44 07.54 | +11 58 17.5 | – | q | 516 |
| 1887-11-16 05:11:01 | M | 14 44 09.33 | +11 57 59.9 | – | q | 035 |
| 1887-11-18 04:55:14 | M | 14 50 41.32 | +11 16 14.1 | – | q | 035 |
| 1887-12-06 04:09:24 | N | 15 43 42.90 | +05 34 41.2 | – | q | 084 |