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
2012-05-31 08:55:06 C 20 16 34.95 +11 00 29.2 u H21
2012-05-31 08:59:02 C 20 16 35.08 +11 00 33.2 u H21
2012-05-31 09:03:07 C 20 16 35.21 +11 00 36.9 u H21
2012-07-17 00:00:48 C 20 26 04.63 +27 46 54.8 c A24
2012-07-17 00:02:51 C 20 26 04.60 +27 46 56.1 c A24
2012-07-17 00:24:21 C 20 26 04.07 +27 47 09.5 c A24
2012-07-17 01:09:54 C 20 26 02.95 +27 47 37.4 c A24
2012-07-17 01:11:59 C 20 26 02.92 +27 47 38.0 c A24
2012-07-19 00:56:23 C 20 25 00.55 +28 15 33.1 c A24
2012-07-19 00:58:27 C 20 25 00.47 +28 15 34.2 c A24
2012-07-19 23:26:07 C 20 24 29.45 +28 27 51.2 c A24
2012-07-19 23:28:12 C 20 24 29.41 +28 27 52.4 c A24
2012-07-20 00:41:53 C 20 24 27.38 +28 28 31.7 c A24
2012-07-20 00:43:57 C 20 24 27.31 +28 28 32.8 c A24
2012-07-20 05:45:31 C 20 24 20.95 +28 31 12.0 t G56
2012-07-20 06:01:28 C 20 24 20.54 +28 31 21.0 t G56
2012-07-20 06:35:17 C 20 24 19.57 +28 31 39.2 t G56
2012-07-24 00:39:53 C 20 22 00.72 +29 14 15.8 c A24
2012-07-24 00:40:55 C 20 22 00.69 +29 14 16.2 c A24
2012-07-25 22:06:40 C 20 20 46.07 +29 31 56.3 t 130
2012-07-25 22:11:41 C 20 20 45.89 +29 31 58.4 t 130
2012-07-25 22:13:07 C 20 20 45.83 +29 31 59.5 t 130
2012-07-25 22:14:33 C 20 20 45.76 +29 31 59.8 t 130
2012-07-26 23:29:27 C 20 20 02.47 +29 40 39.2 c A24
2012-07-26 23:30:29 C 20 20 02.46 +29 40 39.6 c A24
2012-07-26 23:53:39 C 20 20 01.69 +29 40 47.2 c A24
2012-07-27 00:17:52 C 20 20 00.88 +29 40 55.1 c A24
2012-07-27 00:41:02 C 20 20 00.10 +29 41 02.4 c A24
2012-07-27 00:42:04 C 20 20 00.08 +29 41 02.9 c A24
2012-07-27 21:59:09 C 20 19 23.43 +29 47 39.6 u C73
2012-07-27 22:17:41 C 20 19 22.91 +29 47 44.2 u C73
2012-08-02 05:05:00 C 20 15 36.60 +30 13 47.8 t H21
2012-08-02 05:11:08 C 20 15 36.36 +30 13 48.7 t H21
2012-08-02 05:16:32 C 20 15 36.18 +30 13 49.0 t H21
2012-08-02 05:21:15 C 20 15 36.00 +30 13 49.1 t H21
2012-08-06 22:13:10 C 20 12 14.56 +30 16 32.3 c A24
2012-08-06 22:14:13 C 20 12 14.51 +30 16 32.2 c A24
2012-08-06 23:20:36 C 20 12 12.31 +30 16 27.9 c A24
2012-08-06 23:21:38 C 20 12 12.27 +30 16 27.8 c A24
2012-08-08 21:57:01 C 20 10 52.67 +30 11 32.0 c A24
2012-08-08 21:58:06 C 20 10 52.65 +30 11 31.8 c A24
2012-08-08 23:06:24 C 20 10 50.43 +30 11 22.1 c A24
2012-08-08 23:07:26 C 20 10 50.39 +30 11 21.8 c A24
2012-08-10 06:53:28 c 20 09 58.883 +30 05 58.01 L F51
2012-08-10 07:09:08 c 20 09 58.379 +30 05 55.23 L F51
2012-08-12 06:45:09 c 20 08 43.543 +29 54 26.24 L F51
2012-08-12 07:00:02 c 20 08 43.090 +29 54 22.34 L F51
2012-08-14 21:30:02 C 20 07 12.77 +29 33 12.3 c A24
2012-08-14 21:31:04 C 20 07 12.74 +29 33 11.7 c A24
2012-08-14 22:39:21 C 20 07 10.86 +29 32 44.7 c A24