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
2025-08-08 00:48:35 B 23 22 04.579 -11 38 47.62 X R49
2025-08-08 01:15:36 B 23 22 04.051 -11 38 47.47 X R49
2025-08-10 00:01:31 C 23 21 10.135 -11 38 10.68 Z C23
2025-08-10 00:08:00 C 23 21 10.116 -11 38 12.77 Z C23
2025-08-13 23:32:37 B 23 19 06.44 -11 37 27.6 X M18
2025-08-14 00:05:58 B 23 19 05.71 -11 37 26.7 X M18
2025-08-14 14:59:11 C 23 18 44.827 -11 37 17.40 Z 323
2025-08-14 15:08:22 C 23 18 44.604 -11 37 17.40 Z 323
2025-08-14 15:16:03 C 23 18 44.402 -11 37 17.44 Z 323
2025-08-14 22:40:17 C 23 18 33.89 -11 37 20.7 V G17
2025-08-14 22:50:37 C 23 18 33.59 -11 37 21.0 V G17
2025-08-14 23:00:58 C 23 18 33.39 -11 37 21.3 V G17
2025-08-15 17:17:12 C 23 18 06.689 -11 37 11.32 Z 323
2025-08-15 17:26:25 C 23 18 06.468 -11 37 11.39 Z 323
2025-08-15 17:34:07 C 23 18 06.269 -11 37 11.21 Z 323
2025-08-16 03:08:10 C 23 17 52.195 -11 37 15.06 Z J22
2025-08-16 03:13:39 C 23 17 52.056 -11 37 15.06 Z J22
2025-08-16 03:19:07 C 23 17 51.936 -11 37 15.02 Z J22
2025-08-16 09:38:47 C 23 17 42.727 -11 37 13.83 X F52
2025-08-16 09:54:24 C 23 17 42.314 -11 37 13.92 X F52
2025-08-16 10:09:56 C 23 17 41.910 -11 37 13.79 X F52
2025-08-16 10:25:31 C 23 17 41.481 -11 37 13.94 X F52
2025-08-16 15:07:39 C 23 17 34.418 -11 37 09.37 Z 323
2025-08-16 15:16:52 C 23 17 34.181 -11 37 08.40 Z 323
2025-08-16 15:24:33 C 23 17 34.030 -11 37 08.22 Z 323
2025-08-16 22:32:45 C 23 17 23.194 -11 37 13.91 Z 213
2025-08-16 23:19:19 C 23 17 21.953 -11 37 13.22 Z 213
2025-08-17 00:04:08 C 23 17 20.743 -11 37 12.61 Z 213
2025-08-17 22:21:55 C 23 16 46.462 -11 37 11.82 Z 213
2025-08-17 22:49:28 C 23 16 45.768 -11 37 11.21 Z 213
2025-08-17 23:15:19 C 23 16 45.132 -11 37 11.71 Z 213
2025-08-17 23:29:26 C 23 16 44.62 -11 37 12.3 U K77
2025-08-18 00:01:10 C 23 16 43.74 -11 37 12.2 U K77
2025-08-18 22:44:02 B 23 16 07.92 -11 37 11.4 X G00
2025-08-18 22:51:36 B 23 16 07.72 -11 37 11.6 X G00
2025-08-18 22:58:30 B 23 16 07.52 -11 37 11.5 X G00
2025-08-18 23:35:58 C 23 16 06.432 -11 37 10.99 Z C23
2025-08-18 23:41:22 C 23 16 06.295 -11 37 11.06 Z C23
2025-08-18 23:46:45 C 23 16 06.216 -11 37 11.21 Z C23
2025-08-19 23:15:49 C 23 15 28.13 -11 37 11.7 X L79
2025-08-19 23:20:55 C 23 15 27.96 -11 37 11.8 X L79
2025-08-19 23:25:59 C 23 15 27.81 -11 37 11.8 X L79
2025-08-20 02:10:13 B 23 15 23.304 -11 37 11.03 q J51
2025-08-20 02:23:26 B 23 15 22.886 -11 37 11.10 q J51
2025-08-20 02:35:46 B 23 15 22.548 -11 37 10.52 q J51
2025-08-20 06:55:56 C 23 15 15.54 -11 37 10.8 U V16
2025-08-20 07:02:02 C 23 15 15.38 -11 37 11.2 U V16
2025-08-20 07:12:12 C 23 15 15.05 -11 37 10.4 U V16
2025-08-20 07:19:52 C 23 15 14.85 -11 37 11.0 U V16
2025-08-20 16:26:53 B 23 14 59.628 -11 37 11.53 W 900