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
1978-04-24 09:29:40 A 22 41 29.89 -17 08 29.4 809
1978-04-26 09:19:48 A 22 44 52.17 -16 47 23.3 809
1978-04-26 09:31:46 A 22 44 53.00 -16 47 17.9 809
1978-06-13 19:52:07 A 23 57 14.28 -08 21 54.0 323
1978-06-29 21:45:00 A 00 15 44.31 -05 49 41.5 323
1978-07-10 21:42:14 A 00 26 03.81 -04 13 51.4 323
1978-07-31 00:29:27 A 00 38 37.78 -01 40 39.9 046
1978-07-31 00:50:07 A 00 38 38.02 -01 40 34.6 046
1978-07-31 07:24:09 A 00 38 44.41 -01 38 39.9 A 801
1978-07-31 16:44:32 A 00 38 52.89 -01 35 55.8 474
1978-07-31 17:15:23 A 00 38 53.33 -01 35 47.0 474
1978-08-01 00:12:38 A 00 38 59.73 -01 33 56.7 046
1978-08-01 00:33:59 A 00 39 00.07 -01 33 51.3 046
1978-08-01 22:11:29 A 00 39 19.33 -01 27 41.1 190
1978-08-02 00:22:19 A 00 39 20.79 -01 27 12.0 046
1978-08-02 00:43:18 A 00 39 21.18 -01 27 05.7 046
1978-08-03 22:05:59 A 00 39 56.39 -01 14 31.7 190
1978-08-04 07:41:06 A 00 40 02.83 -01 11 54.5 805
1978-08-04 07:58:35 A 00 40 03.02 -01 11 49.5 805
1978-08-04 08:20:35 A 00 40 03.26 -01 11 43.7 805
1978-08-04 08:58:35 A 00 40 03.57 -01 11 33.1 805
1978-08-06 21:34:21 A 00 40 40.03 -00 55 31.3 190
1978-08-08 21:00:30 A 00 41 00.47 -00 43 17.1 323
1978-08-09 00:33:51 A 00 41 01.89 -00 42 31.7 095
1978-08-09 00:38:51 A 00 41 01.94 -00 42 30.0 095
1978-08-09 07:52:33 A 00 41 04.13 -00 40 31.8 805
1978-08-10 00:41:11 A 00 41 09.74 -00 36 27.8 095
1978-08-10 00:52:43 A 00 41 09.79 -00 36 25.3 095
1978-08-11 09:07:56 A 00 41 17.32 -00 28 19.1 805
1978-08-13 18:08:29 A 00 41 23.74 -00 14 38.1 323
1978-08-14 19:38:00 A 00 41 23.49 -00 08 39.8 323
1978-08-24 17:54:29 A 00 39 47.25 +00 42 27.9 323
1978-08-26 21:46:16 A 00 39 03.89 +00 52 17.4 046
1978-08-26 22:03:45 A 00 39 03.60 +00 52 21.2 046
1978-08-29 17:44:30 A 00 37 55.34 +01 04 58.0 323
1978-08-30 06:47:58 A 00 37 40.76 +01 07 09.7 A 801
1978-08-30 20:04:30 A 00 37 25.15 +01 09 39.4 323
1978-08-31 23:21:28 A 00 36 52.12 +01 14 14.0 095
1978-09-01 00:59:43 A 00 36 49.92 +01 14 30.4 095
1978-09-02 09:02:59 A 00 36 08.49 +01 19 56.1 688
1978-09-02 23:30:42 A 00 35 48.90 +01 22 22.9 993
1978-09-03 22:39:59 A 00 35 16.45 +01 26 08.3 095
1978-09-03 22:45:00 A 00 35 16.21 +01 26 08.9 095
1978-09-04 15:46:29 A 00 34 51.62 +01 29 02.0 323
1978-09-05 00:01:29 A 00 34 38.97 +01 30 12.9 123
1978-09-05 00:06:30 A 00 34 38.86 +01 30 12.9 123
1978-09-05 00:11:15 A 00 34 38.69 +01 30 13.1 123
1978-09-05 15:49:30 A 00 34 15.38 +01 32 51.5 323
1978-09-05 23:20:15 A 00 34 03.58 +01 33 52.5 095
1978-09-06 15:36:59 A 00 33 38.35 +01 36 32.9 323