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
2025-08-20 16:37:01 B 23 14 59.328 -11 37 11.75 W 900
2025-08-21 23:23:51 C 23 14 07.390 -11 37 13.84 Z C23
2025-08-21 23:27:04 C 23 14 07.306 -11 37 13.87 Z C23
2025-08-21 23:30:19 C 23 14 07.212 -11 37 13.69 Z C23
2025-08-22 00:22:07 B 23 14 05.791 -11 37 13.66 W Z10
2025-08-22 00:32:18 B 23 14 05.518 -11 37 13.91 W Z10
2025-08-22 00:43:36 B 23 14 05.160 -11 37 13.62 W Z10
2025-08-22 15:24:27 C 23 13 39.804 -11 37 08.26 Z 323
2025-08-22 15:33:40 C 23 13 39.521 -11 37 08.33 Z 323
2025-08-22 15:41:22 C 23 13 39.281 -11 37 08.11 Z 323
2025-08-22 22:50:09 C 23 13 26.89 -11 37 14.5 X L79
2025-08-22 23:30:12 C 23 13 25.67 -11 37 15.2 X L79
2025-08-22 23:37:27 C 23 13 25.43 -11 37 15.0 X L79
2025-08-23 01:06:32 B 23 13 22.86 -11 37 14.5 V Y87
2025-08-23 01:11:53 B 23 13 22.69 -11 37 14.6 V Y87
2025-08-23 01:17:14 B 23 13 22.55 -11 37 14.7 V Y87
2025-08-24 07:20:55 C 23 12 29.623 -11 37 14.02 V T05
2025-08-24 07:28:52 C 23 12 29.378 -11 37 14.09 V T05
2025-08-24 07:40:48 C 23 12 29.016 -11 37 14.02 V T05
2025-08-24 07:52:43 C 23 12 28.649 -11 37 13.98 V T05
2025-08-24 15:24:52 C 23 12 14.914 -11 37 10.52 V E62
2025-08-24 15:36:16 C 23 12 14.556 -11 37 10.60 V E62
2025-08-24 22:38:02 B 23 12 02.06 -11 37 11.6 X 194
2025-08-24 22:46:48 B 23 12 01.78 -11 37 11.5 X 194
2025-08-24 22:51:18 C 23 12 01.613 -11 37 16.46 Z C23
2025-08-24 22:54:33 C 23 12 01.546 -11 37 16.75 Z C23
2025-08-24 22:55:33 B 23 12 01.50 -11 37 11.6 X 194
2025-08-24 22:57:46 C 23 12 01.450 -11 37 16.68 Z C23
2025-08-25 00:20:28 B 23 11 58.882 -11 37 16.93 V B50
2025-08-25 00:29:57 B 23 11 58.594 -11 37 16.90 V B50
2025-08-25 00:39:10 B 23 11 58.303 -11 37 16.93 V B50
2025-08-25 02:21:26 C 23 11 55.118 -11 37 17.22 Z M09
2025-08-25 02:29:39 C 23 11 54.932 -11 37 16.43 Z M09
2025-08-25 02:36:30 C 23 11 54.693 -11 37 16.49 Z M09
2025-08-25 23:09:36 C 23 11 17.446 -11 37 17.51 W B96
2025-08-25 23:19:01 C 23 11 17.107 -11 37 16.39 W B96
2025-08-25 23:35:59 C 23 11 16.627 -11 37 17.26 W B96
2025-08-26 00:27:15 C 23 11 14.99 -11 37 16.8 A77
2025-08-26 00:33:40 C 23 11 14.77 -11 37 16.6 A77
2025-08-26 00:39:30 C 23 11 14.58 -11 37 16.5 A77
2025-08-26 01:16:01 C 23 11 13.457 -11 37 17.20 Z M09
2025-08-26 01:24:14 C 23 11 13.190 -11 37 16.87 Z M09
2025-08-26 01:31:05 C 23 11 13.001 -11 37 17.05 Z M09
2025-08-27 16:39:58 C 23 10 00.329 -11 37 13.30 q Q14
2025-08-27 16:49:11 C 23 10 00.079 -11 37 14.34 q Q14
2025-08-28 09:53:50 C 23 09 28.128 -11 37 11.45 X F52
2025-08-28 10:09:39 C 23 09 27.611 -11 37 11.48 X F52
2025-08-28 10:25:31 C 23 09 27.090 -11 37 11.38 X F52
2025-08-28 10:41:19 C 23 09 26.571 -11 37 11.41 X F52
2025-08-29 14:16:24 C 23 08 34.12 -11 37 06.9 q 903