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
2003-08-30 12:23:25 C 03 19 19.37 +30 25 58.7 c 670
2003-09-03 03:26:13 C 03 33 01.02 +29 27 24.8 r 240
2003-09-03 03:30:23 C 03 33 01.66 +29 27 22.1 r 240
2003-09-03 03:33:30 C 03 33 02.13 +29 27 19.7 r 240
2003-09-03 03:38:43 C 03 33 02.93 +29 27 16.1 r 240
2003-09-03 03:40:48 C 03 33 03.25 +29 27 14.7 r 240
2003-09-07 09:29:01 C 03 48 36.31 +28 04 05.4 17.6 c 704
2003-09-07 09:49:08 C 03 48 39.26 +28 03 47.8 18.1 c 704
2003-09-07 10:08:59 C 03 48 42.13 +28 03 31.4 18.1 c 704
2003-09-07 10:29:20 C 03 48 45.10 +28 03 12.9 18.2 c 704
2003-09-07 10:49:28 C 03 48 48.00 +28 02 55.1 18.2 c 704
2003-09-19 03:09:59 C 04 27 56.88 +22 54 29.7 c 106
2003-09-19 03:23:03 C 04 27 58.46 +22 54 13.1 c 106
2003-09-20 14:29:48 C 04 32 24.99 +22 08 08.5 18.7 c 608
2003-09-20 14:46:04 C 04 32 26.89 +22 07 46.9 18.6 c 608
2003-09-20 15:01:00 C 04 32 28.69 +22 07 26.9 18.8 c 608
2003-09-22 08:45:42 C 04 37 36.94 +21 10 22.6 18.2 c 704
2003-09-22 09:03:29 C 04 37 39.00 +21 09 58.2 18.3 c 704
2003-09-22 09:21:16 C 04 37 41.10 +21 09 33.7 18.5 c 704
2003-09-22 09:39:12 C 04 37 43.19 +21 09 09.1 18.5 c 704
2003-09-22 09:56:55 C 04 37 45.20 +21 08 44.3 18.4 c 704
2003-09-28 08:41:10 C 04 53 55.40 +17 38 36.5 18.6 c 704
2003-09-28 09:00:50 C 04 53 57.35 +17 38 06.4 18.9 c 704
2003-09-28 09:19:16 C 04 53 59.18 +17 37 38.3 18.6 c 704
2003-09-28 09:37:35 C 04 54 01.03 +17 37 10.2 18.6 c 704
2003-09-28 09:56:17 C 04 54 02.93 +17 36 41.2 18.7 c 704
2003-10-04 19:02:19 C 05 08 54.36 +13 29 30.8 355
2003-10-04 19:08:04 C 05 08 54.83 +13 29 21.3 355
2003-10-20 09:08:40 C 05 33 47.22 +02 36 54.3 17.3 c 704
2003-10-20 09:25:18 C 05 33 47.86 +02 36 25.0 17.3 c 704
2003-10-20 09:41:49 C 05 33 48.51 +02 35 56.0 17.3 c 704
2003-10-20 09:58:14 C 05 33 49.15 +02 35 27.2 17.9 c 704
2003-10-20 10:14:44 C 05 33 49.78 +02 34 57.9 17.9 c 704
2003-11-26 07:39:23 C 05 29 13.24 -17 10 47.4 17.6 c 704
2003-11-26 07:57:30 C 05 29 12.43 -17 10 59.4 17.6 c 704
2003-11-26 08:16:09 C 05 29 11.57 -17 11 11.6 17.8 c 704
2003-11-26 08:34:49 C 05 29 10.69 -17 11 23.4 18.1 c 704
2003-12-05 08:37:05 C 05 19 40.09 -18 50 43.0 o 699
2003-12-05 08:51:26 C 05 19 39.45 -18 50 46.3 o 699
2003-12-05 09:05:50 C 05 19 38.69 -18 50 50.9 o 699
2003-12-05 09:20:14 C 05 19 38.03 -18 50 54.0 o 699
2003-12-16 06:18:01 C 05 08 39.85 -19 02 12.2 18.1 c 704
2003-12-16 06:36:09 C 05 08 39.03 -19 02 08.5 18.5 c 704
2003-12-16 06:55:30 C 05 08 38.24 -19 02 05.8 18.6 c 704
2003-12-16 07:34:11 C 05 08 36.65 -19 02 00.4 18.4 c 704
2003-12-22 10:21:14 C 05 03 39.58 -18 23 44.6 17.9 c E17
2003-12-22 10:41:02 C 05 03 38.93 -18 23 37.1 18.1 c E17
2003-12-22 11:01:05 C 05 03 38.33 -18 23 30.6 18.0 c E17
2003-12-25 12:00:36 C 05 01 37.72 -17 55 03.4 19.1 c 608
2003-12-25 12:15:50 C 05 01 37.30 -17 54 56.3 19.2 c 608