4487 Pocahontas (1987 UA)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2964704883 ± 1.76e-08
Semi-major axis (a)1.7304573790 AU ± 1.50e-09
Inclination (i)16.40527358° ± 2.28e-06
Long. of Asc. Node (Ω)198.09837338° ± 7.11e-06
Arg. of Perihelion (ω)173.97172514° ± 8.14e-06
Mean Anomaly (M)269.08050925° ± 5.30e-06
Mean Motion (n)0.4329830700°/day ± 5.64e-10
Perihelion dist (q)1.21742783 AU ± 3.04e-08
Aphelion dist (Q)2.24348692 AU ± 3.04e-08
Orbital Period2.27636218 yr ± 2.96e-09
Physical Parameters
H (abs. magnitude)17.48
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.322″
Uncertainty0
Orbit TypeAmor
MOID0.217652 AU
Observations Used782
Oppositions21
Arc Total1987-2025
First Observation Used1987-09-24
Last Observation Used2025-05-19
Observations (818)
Date Type RA Dec Mag Band Observatory
2012-09-30 02:42:20 C 20 42 56.98 +06 26 18.6 u H21
2012-09-30 02:45:25 C 20 42 57.28 +06 26 13.2 u H21
2012-09-30 02:48:55 C 20 42 57.59 +06 26 07.0 u H21
2012-09-30 02:55:28 C 20 42 58.23 +06 25 55.0 u H21
2012-09-30 02:58:56 C 20 42 58.57 +06 25 48.6 u H21
2012-10-05 03:15:21 C 20 55 35.47 +02 50 13.4 r 703
2012-10-05 03:25:51 C 20 55 36.55 +02 49 54.6 r 703
2012-10-05 03:36:52 C 20 55 37.70 +02 49 32.9 r 703
2012-10-05 03:47:18 C 20 55 38.78 +02 49 17.0 r 703
2012-10-13 18:50:17 C 21 20 43.69 -03 05 07.4 o 071
2012-10-13 18:53:00 C 21 20 44.01 -03 05 12.0 o 071
2012-10-13 18:54:20 C 21 20 44.19 -03 05 14.0 o 071
2012-10-13 18:55:41 C 21 20 44.36 -03 05 16.9 o 071
2012-10-13 18:57:03 C 21 20 44.52 -03 05 18.6 o 071
2012-10-13 18:58:24 C 21 20 44.68 -03 05 20.7 o 071
2012-10-14 02:06:43 C 21 21 41.18 -03 16 49.2 18.5 c 704
2012-10-14 02:26:49 C 21 21 43.68 -03 17 22.4 18.2 c 704
2012-10-14 02:46:51 C 21 21 46.18 -03 17 54.2 18.0 c 704
2012-10-14 03:08:04 C 21 21 48.85 -03 18 28.5 18.0 c 704
2012-10-14 03:27:36 C 21 21 51.31 -03 19 00.3 18.0 c 704
2012-10-20 01:23:26 C 21 41 10.84 -06 54 52.9 u 448
2012-10-20 01:28:05 C 21 41 11.46 -06 54 59.6 u 448
2012-10-20 01:33:15 C 21 41 12.14 -06 55 07.1 u 448
2012-10-20 01:39:19 C 21 41 12.97 -06 55 15.5 u 448
2012-10-21 05:10:20 C 21 45 05.58 -07 33 49.7 r 703
2012-10-21 05:20:00 C 21 45 06.94 -07 34 03.3 r 703
2012-10-21 05:29:48 C 21 45 08.31 -07 34 16.4 r 703
2012-10-21 05:39:33 C 21 45 09.57 -07 34 30.1 r 703
2012-10-27 01:51:18 C 22 05 35.32 -10 32 16.4 u H21
2012-10-27 01:56:38 C 22 05 36.08 -10 32 22.4 u H21
2012-10-27 02:01:57 C 22 05 36.84 -10 32 28.5 u H21
2012-10-27 02:06:51 C 22 05 37.55 -10 32 34.2 u H21
2012-10-27 02:11:56 C 22 05 38.27 -10 32 39.9 u H21
2012-11-07 02:16:13 C 22 45 29.12 -14 35 55.4 r 703
2012-11-07 02:25:58 C 22 45 30.42 -14 36 02.0 r 703
2012-11-07 02:45:29 C 22 45 33.30 -14 36 15.8 r 703
2012-11-11 03:06:44 C 23 00 09.22 -15 34 56.9 18.4 c 704
2012-11-11 03:29:07 C 23 00 12.44 -15 35 09.1 18.7 c 704
2012-11-11 03:50:11 C 23 00 15.52 -15 35 19.5 18.5 c 704
2012-11-11 04:32:59 C 23 00 21.78 -15 35 41.5 18.3 c 704
2012-11-12 01:18:53 C 23 03 30.79 -15 46 16.4 17.8 c 704
2012-11-12 01:40:40 C 23 03 33.98 -15 46 27.5 18.2 c 704
2012-11-12 02:02:24 C 23 03 37.15 -15 46 38.0 18.3 c 704
2012-11-12 02:23:51 C 23 03 40.25 -15 46 48.6 18.3 c 704
2012-11-12 02:45:12 C 23 03 43.38 -15 46 59.0 18.2 c 704
2012-12-03 02:56:47 C 00 16 35.02 -16 54 57.1 18.6 c 704
2012-12-03 03:16:05 C 00 16 37.61 -16 54 53.6 18.8 c 704
2012-12-03 03:34:50 C 00 16 40.10 -16 54 50.7 18.5 c 704
2012-12-03 03:53:43 C 00 16 42.58 -16 54 47.8 18.6 c 704
2012-12-03 04:12:57 C 00 16 45.14 -16 54 44.2 18.6 c 704