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
2009-12-17 13:59:04 C 03 04 48.96 +34 12 32.4 r 900
2009-12-19 14:20:31 C 03 03 58.11 +34 05 00.5 m 349
2009-12-19 14:33:10 C 03 03 57.90 +34 04 58.3 m 349
2009-12-19 14:45:50 C 03 03 57.68 +34 04 56.6 m 349
2009-12-19 21:17:02 C 03 03 51.62 +34 03 58.8 c B06
2009-12-19 21:23:22 C 03 03 51.57 +34 03 58.0 c B06
2009-12-19 21:32:23 C 03 03 51.21 +34 03 55.5 c B06
2009-12-19 21:43:51 C 03 03 51.15 +34 03 54.2 c B06
2009-12-20 19:51:49 C 03 03 30.24 +34 00 25.2 d A77
2009-12-20 20:05:13 C 03 03 30.03 +34 00 22.9 d A77
2009-12-22 15:10:09 C 03 02 52.84 +33 53 42.9 r 900
2009-12-22 15:25:25 C 03 02 52.70 +33 53 38.9 r 900
2010-01-02 20:50:34 C 03 00 50.68 +33 14 11.0 w B82
2010-01-02 21:00:42 C 03 00 50.68 +33 14 09.4 w B82
2010-01-02 21:10:50 C 03 00 50.74 +33 14 08.1 w B82
2010-01-06 20:13:49 C 03 00 52.20 +33 01 38.0 v A77
2010-01-06 20:27:12 C 03 00 52.25 +33 01 36.5 v A77
2010-01-09 14:04:44 C 03 01 06.33 +32 53 32.5 m 349
2010-01-09 14:21:22 C 03 01 06.38 +32 53 30.8 m 349
2010-01-14 12:39:16 C 03 01 58.77 +32 40 20.3 r 900
2010-01-14 12:54:31 C 03 01 58.91 +32 40 18.6 r 900
2010-01-14 18:48:04 C 03 02 02.49 +32 39 43.5 w J07
2010-01-14 19:02:11 C 03 02 02.60 +32 39 41.7 w J07
2010-01-14 19:21:14 C 03 02 02.76 +32 39 39.4 w J07
2010-01-15 20:30:58 C 03 02 18.53 +32 37 05.6 v 204
2010-01-18 20:44:57 C 03 03 11.86 +32 30 12.3 w 160
2010-01-19 20:57:00 C 03 03 32.76 +32 28 06.8 u 160
2010-01-19 20:59:53 C 03 03 32.80 +32 28 06.3 u 160
2010-01-19 21:02:47 C 03 03 32.83 +32 28 06.0 u 160
2010-01-21 16:38:14 C 03 04 13.42 +32 24 27.8 u B42
2010-01-21 16:48:57 C 03 04 13.59 +32 24 26.4 u B42
2010-01-21 16:59:41 C 03 04 13.74 +32 24 25.3 u B42
2010-01-21 20:44:55 C 03 04 17.32 +32 24 08.1 u 160
2010-01-21 20:47:49 C 03 04 17.38 +32 24 08.0 u 160
2010-01-21 20:50:42 C 03 04 17.35 +32 24 05.9 u 160
2010-02-03 12:38:19 C 03 10 51.74 +32 06 03.7 u 900
2010-02-03 12:50:17 C 03 10 52.07 +32 06 03.3 u 900
2010-02-07 20:31:08 C 03 13 46.54 +32 02 39.1 v 204
2010-02-07 21:52:18 C 03 13 48.94 +32 02 36.8 v 204
2010-02-08 01:59:26 S 03 13 56.41 +32 02 33.2 c C51
2010-02-08 05:10:08 S 03 14 02.08 +32 02 27.0 c C51
2010-02-08 08:20:39 S 03 14 07.70 +32 02 21.2 c C51
2010-02-08 11:31:11 S 03 14 13.47 +32 02 19.6 c C51
2010-02-08 13:06:31 S 03 14 16.48 +32 02 15.3 c C51
2010-02-08 14:41:41 S 03 14 19.22 +32 02 12.5 c C51
2010-02-08 16:17:03 S 03 14 22.14 +32 02 09.8 c C51
2010-02-08 17:52:23 S 03 14 24.92 +32 02 07.6 c C51
2010-02-08 19:18:15 C 03 14 27.48 +32 02 04.6 w 160
2010-02-08 19:20:46 C 03 14 27.49 +32 02 04.8 w 160
2010-02-08 19:23:16 C 03 14 27.54 +32 02 04.1 w 160