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
1978-09-07 22:54:50 A 00 32 47.26 +01 41 10.7 095
1978-09-07 23:08:13 A 00 32 46.84 +01 41 11.5 123
1978-09-07 23:14:17 A 00 32 46.72 +01 41 11.9 123
1978-09-07 23:18:37 A 00 32 46.55 +01 41 13.0 123
1978-09-10 06:58:14 A 00 31 11.05 +01 49 23.7 A 801
1978-09-12 23:43:54 A 00 29 12.35 +01 58 29.9 095
1978-09-16 19:06:41 A 00 26 13.62 +02 10 35.0 114
1978-09-16 19:34:52 A 00 26 12.63 +02 10 40.0 114
1978-09-16 19:39:59 A 00 26 12.14 +02 10 46.1 323
1978-09-16 19:52:57 A 00 26 12.12 +02 10 40.7 114
1978-09-19 17:18:06 A 00 23 49.35 +02 19 21.4 114
1978-09-21 17:45:46 A 00 22 06.36 +02 25 16.5 114
1978-09-22 19:06:36 A 00 21 11.93 +02 28 16.0 114
1978-09-24 19:51:52 A 00 19 26.49 +02 33 54.7 046
1978-09-24 20:08:17 A 00 19 25.88 +02 33 56.0 046
1978-09-25 19:57:38 A 00 18 34.09 +02 36 40.3 046
1978-09-25 20:14:08 A 00 18 33.54 +02 36 42.5 046
1978-09-25 21:29:57 A 00 18 30.77 +02 36 51.6 494
1978-09-25 21:52:47 A 00 18 29.80 +02 36 59.6 993
1978-09-26 06:07:19 A 00 18 11.66 +02 37 50.5 A 801
1978-09-26 22:54:32 A 00 17 35.05 +02 39 46.7 542
1978-09-26 23:03:28 A 00 17 34.93 +02 39 46.6 542
1978-09-26 23:45:10 A 00 17 33.37 +02 39 48.9 046
1978-09-28 06:51:38 A 00 16 25.37 +02 43 30.8 805
1978-09-28 15:47:30 A 00 16 06.39 +02 44 27.3 323
1978-09-28 20:57:15 A 00 15 55.04 +02 44 52.4 095
1978-09-28 21:27:37 A 00 15 53.88 +02 44 58.3 114
1978-09-28 22:17:02 A 00 15 52.08 +02 45 03.2 542
1978-09-28 23:14:28 A 00 15 49.83 +02 45 09.1 542
1978-09-29 22:15:38 A 00 15 00.13 +02 47 44.5 114
1978-09-30 07:32:00 A 00 14 40.13 +02 48 44.7 688
1978-09-30 14:56:24 A 00 14 24.27 +02 49 33.6 885
1978-09-30 15:00:30 A 00 14 24.09 +02 49 35.1 885
1978-10-01 12:12:29 A 00 13 38.62 +02 51 54.8 882
1978-10-01 12:17:29 A 00 13 38.52 +02 51 56.0 882
1978-10-01 12:23:30 A 00 13 38.20 +02 51 56.7 882
1978-10-01 17:57:27 A 00 13 26.34 +02 52 32.3 114
1978-10-01 18:29:55 A 00 13 25.26 +02 52 35.2 095
1978-10-01 18:39:01 A 00 13 24.88 +02 52 36.1 095
1978-10-02 14:48:06 A 00 12 41.79 +02 54 52.1 885
1978-10-02 14:57:00 A 00 12 41.50 +02 54 52.8 885
1978-10-02 20:10:41 A 00 12 30.45 +02 55 26.2 114
1978-10-03 04:10:05 A 00 12 13.31 +02 56 19.7 A 801
1978-10-03 18:47:57 A 00 11 42.84 +02 57 54.2 095
1978-10-03 18:50:30 A 00 11 42.83 +02 57 53.4 095
1978-10-03 21:02:30 A 00 11 37.86 +02 58 09.5 114
1978-10-04 18:48:24 A 00 10 52.60 +03 00 32.2 095
1978-10-04 18:53:28 A 00 10 52.53 +03 00 34.5 095
1978-10-04 19:50:57 A 00 10 50.45 +03 00 40.5 095
1978-10-04 20:43:54 A 00 10 48.36 +03 00 48.1 114