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 |
|---|---|---|---|---|---|---|
| 1887-09-10 00:28:35 | M | 09 47 45.03 | +29 41 46.6 | – | q | 084 |
| 1887-09-10 04:11:26 | M | 09 48 28.66 | +29 41 43.9 | – | q | 999 |
| 1887-09-11 01:24:13 | M | 09 52 39.18 | +29 40 49.6 | – | q | 058 |
| 1887-09-11 02:31:08 | M | 09 52 52.33 | +29 40 50.7 | – | q | 045 |
| 1887-09-11 02:47:12 | M | 09 52 56.13 | +29 40 47.3 | – | q | 539 |
| 1887-09-11 03:13:15 | M | 09 53 01.07 | +29 40 42.5 | – | q | 475 |
| 1887-09-11 04:21:40 | M | 09 53 13.91 | +29 40 50.5 | – | q | 999 |
| 1887-09-12 18:28:45 | N | 10 00 47.01 | +29 38 06.2 | – | q | 084 |
| 1887-09-13 00:19:43 | N | 10 01 57.19 | +29 37 35.4 | – | q | 084 |
| 1887-09-13 02:08:57 | M | 10 02 18.77 | +29 37 23.2 | – | q | 058 |
| 1887-09-13 03:31:57 | M | 10 02 35.41 | +29 37 19.4 | – | q | 582 |
| 1887-09-14 02:58:24 | M | 10 07 16.64 | +29 34 51.0 | – | q | 475 |
| 1887-09-14 03:27:50 | N | 10 07 22.36 | +29 34 42.4 | – | q | 533 |
| 1887-09-14 03:46:06 | N | 10 07 25.92 | +29 34 36.8 | – | q | 014 |
| 1887-09-15 02:27:45 | M | 10 11 59.12 | +29 31 42.5 | – | q | 526 |
| 1887-09-15 02:31:12 | M | 10 11 59.75 | +29 31 38.1 | – | q | 526 |
| 1887-09-15 02:37:58 | M | 10 12 01.38 | +29 31 37.5 | – | q | 522 |
| 1887-09-15 03:24:20 | M | 10 12 11.30 | +29 31 31.7 | – | q | 533 |
| 1887-09-15 03:43:40 | M | 10 12 14.68 | +29 31 28.7 | – | q | 526 |
| 1887-09-15 23:21:15 | M | 10 16 11.67 | +29 28 25.4 | – | q | 084 |
| 1887-09-16 02:08:13 | M | 10 16 46.08 | +29 28 00.1 | – | q | 548 |
| 1887-09-16 02:29:10 | M | 10 16 50.04 | +29 27 59.6 | – | q | 534 |
| 1887-09-16 02:36:51 | M | 10 16 51.93 | +29 27 52.0 | – | q | 541 |
| 1887-09-16 02:55:28 | N | 10 16 55.38 | +29 27 54.4 | – | q | 045 |
| 1887-09-16 02:57:18 | M | 10 16 56.09 | +29 27 53.4 | – | q | 475 |
| 1887-09-16 03:30:15 | M | 10 17 03.45 | +29 27 47.8 | – | q | 014 |
| 1887-09-16 03:33:02 | N | 10 17 03.28 | +29 27 46.4 | – | q | 526 |
| 1887-09-16 03:33:04 | N | 10 17 03.30 | +29 27 49.1 | – | q | 533 |
| 1887-09-16 03:46:31 | N | 10 17 05.90 | +29 27 47.8 | – | q | 475 |
| 1887-09-16 04:27:48 | M | 10 17 14.17 | +29 27 48.7 | – | q | 999 |
| 1887-09-16 09:02:30 | M | 10 18 09.62 | +29 26 45.5 | – | q | 296 |
| 1887-09-17 02:51:02 | M | 10 21 46.57 | +29 23 43.5 | – | q | 045 |
| 1887-09-17 03:00:37 | M | 10 21 47.91 | +29 23 36.9 | – | q | 534 |
| 1887-09-17 03:09:24 | M | 10 21 49.53 | +29 23 27.6 | – | q | 475 |
| 1887-09-17 03:48:04 | M | 10 21 57.28 | +29 23 25.5 | – | q | 014 |
| 1887-09-17 09:27:01 | M | 10 23 05.97 | +29 22 23.7 | – | q | 802 |
| 1887-09-18 03:16:44 | M | 10 26 43.81 | +29 18 30.0 | – | q | 475 |
| 1887-09-18 03:30:13 | M | 10 26 46.72 | +29 18 30.8 | – | q | 539 |
| 1887-09-18 03:45:31 | M | 10 26 50.72 | +29 18 15.7 | – | q | 008 |
| 1887-09-18 04:12:33 | M | 10 26 55.90 | +29 18 22.7 | – | q | 008 |
| 1887-09-19 03:23:21 | M | 10 31 38.62 | +29 13 08.9 | – | q | 526 |
| 1887-09-19 03:36:08 | M | 10 31 40.73 | +29 13 17.0 | – | q | 538 |
| 1887-09-19 03:48:31 | M | 10 31 44.45 | +29 13 02.2 | – | q | 531 |
| 1887-09-19 04:07:44 | M | 10 31 46.67 | +29 12 56.2 | – | q | 014 |
| 1887-09-19 04:31:03 | M | 10 31 52.54 | +29 13 00.6 | – | q | 999 |
| 1887-09-20 03:42:17 | M | 10 36 36.89 | +29 07 00.8 | – | q | 008 |
| 1887-09-20 04:02:44 | M | 10 36 40.80 | +29 06 53.5 | – | q | 008 |
| 1887-09-20 04:29:24 | M | 10 36 46.50 | +29 06 49.1 | – | q | 999 |
| 1887-09-21 01:54:09 | M | 10 41 09.01 | +29 00 51.7 | – | q | 089 |
| 1887-09-21 02:31:44 | N | 10 41 17.26 | +29 00 39.9 | – | q | 526 |