Ashbrook-Jackson (47P)

⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2021-11-25 (JD 2459543.5)
Eccentricity (e)0.3185235457 ± 3.65e-08
Semi-major axis (a)4.1234900975 AU ± 1.47e-08
Inclination (i)13.04065389° ± 4.86e-06
Long. of Asc. Node (Ω)356.92063492° ± 1.30e-05
Arg. of Perihelion (ω)357.65769469° ± 1.40e-05
Mean Anomaly (M)191.48350287° ± 4.54e-06
Mean Motion (n)0.1177104018°/day ± 6.27e-10
Perihelion dist (q)2.81006141 AU ± 1.51e-07
Aphelion dist (Q)5.43691878 AU ± 1.52e-07
Orbital Period8.37331509 yr ± 4.46e-08
NGA Modelg(r)
A11.16422068e-09 ± 1.53e-10 AU/d²
A2-4.95661912e-11 ± 2.24e-12 AU/d²
Orbit Solution
SourceIAA
Solution Date2026-06-03
RMS Residual0.775″
Uncertainty0
Orbit TypeMBA
MOID1.803149 AU
Observations Used3913
Oppositions69
Arc Total1948-2026
First Observation Used1948-10-07
Last Observation Used2026-01-21
Observations (4145)
Date Type RA Dec Mag Band Observatory
2025-05-11 09:21:16 C 22 42 34.656 -17 08 41.32 – V W68
2025-05-11 09:52:26 C 22 42 36.110 -17 08 33.00 – V W68
2025-05-13 02:25:08 C 22 44 28.721 -16 57 18.61 – V M22
2025-05-13 02:30:56 C 22 44 29.026 -16 57 17.32 – V M22
2025-05-13 03:03:26 C 22 44 30.521 -16 57 08.64 – V M22
2025-05-13 03:12:01 C 22 44 30.818 -16 57 06.19 – V M22
2025-05-14 08:20:04 C 22 45 50.73 -16 49 05.5 – V X03
2025-05-14 08:39:44 C 22 45 51.59 -16 49 00.1 – V X03
2025-05-14 08:59:25 C 22 45 52.43 -16 48 55.0 – V X03
2025-05-16 02:15:07 C 22 47 43.956 -16 37 41.41 – V M22
2025-05-16 02:19:42 C 22 47 44.146 -16 37 39.83 – V M22
2025-05-16 02:27:35 C 22 47 44.503 -16 37 38.03 – V M22
2025-05-16 02:44:04 C 22 47 45.264 -16 37 33.78 – V M22
2025-05-23 08:37:04 C 22 55 13.596 -15 51 46.94 – V W68
2025-05-23 08:41:39 C 22 55 13.771 -15 51 46.15 – V W68
2025-05-23 08:49:49 C 22 55 14.098 -15 51 43.78 – V W68
2025-05-23 09:01:50 C 22 55 14.551 -15 51 41.04 – V W68
2025-05-24 00:50:17 B 22 55 53.683 -15 47 38.76 – Z L81
2025-05-24 00:54:50 B 22 55 53.863 -15 47 37.64 – Z L81
2025-05-24 02:19:57 C 22 55 57.163 -15 47 15.58 – V M22
2025-05-24 02:24:31 C 22 55 57.425 -15 47 14.53 – V M22
2025-05-24 02:35:10 C 22 55 57.773 -15 47 12.52 – V M22
2025-05-24 03:09:43 C 22 55 59.172 -15 47 03.77 – V M22
2025-05-25 00:48:03 B 22 56 52.133 -15 41 34.94 – Z L81
2025-05-25 00:52:37 B 22 56 52.337 -15 41 33.79 – Z L81
2025-05-25 02:35:04 C 22 56 56.323 -15 41 08.48 – V M22
2025-05-25 02:49:25 C 22 56 56.875 -15 41 04.67 – V M22
2025-05-25 03:04:29 C 22 56 57.427 -15 41 00.85 – V M22
2025-05-26 00:45:45 B 22 57 49.829 -15 35 34.58 – Z L81
2025-05-26 00:50:19 B 22 57 50.011 -15 35 33.61 – Z L81
2025-05-30 18:43:50 C 23 02 14.05 -15 07 51.2 – V P87
2025-05-30 18:53:28 C 23 02 14.39 -15 07 49.5 – V P87
2025-06-01 02:17:24 C 23 03 24.017 -15 00 21.78 – V M22
2025-06-01 02:28:29 C 23 03 24.410 -15 00 18.97 – V M22
2025-06-01 02:38:31 C 23 03 24.828 -15 00 16.99 – V M22
2025-06-01 02:41:07 C 23 03 24.794 -15 00 16.81 – V M22
2025-06-05 08:36:43 C 23 07 01.546 -14 36 57.82 – V W68
2025-06-05 08:44:11 C 23 07 01.862 -14 36 56.23 – V W68
2025-06-05 09:02:54 C 23 07 02.436 -14 36 52.45 – V W68
2025-06-06 02:37:32 C 23 07 38.242 -14 32 57.70 – V M22
2025-06-06 02:43:24 C 23 07 38.414 -14 32 56.80 – V M22
2025-06-06 02:47:57 C 23 07 38.618 -14 32 55.82 – V M22
2025-06-06 03:23:31 C 23 07 39.792 -14 32 48.01 – V M22
2025-06-08 13:18:41 C 23 09 34.606 -14 20 15.54 – V T08
2025-06-08 13:33:20 C 23 09 35.076 -14 20 12.23 – V T08
2025-06-08 13:38:38 C 23 09 35.234 -14 20 10.79 – V T08
2025-06-08 13:46:34 C 23 09 35.503 -14 20 09.38 – V T08
2025-06-13 01:21:56 C 23 12 54.794 -13 57 49.46 – V M22
2025-06-13 01:24:32 C 23 12 54.833 -13 57 49.32 – V M22
2025-06-13 01:30:25 C 23 12 55.020 -13 57 47.70 – V M22