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
2016-04-01 09:31:04 C 13 01 02.689 -08 23 06.41 L F51
2016-04-01 09:51:29 C 13 01 01.663 -08 22 53.55 L F51
2016-04-01 10:10:47 C 13 01 00.697 -08 22 41.41 L F51
2016-04-01 10:30:07 C 13 00 59.723 -08 22 29.24 L F51
2016-04-01 10:49:33 C 13 00 58.749 -08 22 17.02 L F51
2016-04-02 06:03:57 C 13 00 03.01 -08 10 07.8 R G45
2016-04-02 06:10:19 C 13 00 02.67 -08 10 04.7 R G45
2016-04-02 06:16:52 C 13 00 02.36 -08 10 00.4 R G45
2016-04-02 06:23:30 C 13 00 02.00 -08 09 56.0 R G45
2016-04-02 06:29:59 C 13 00 01.69 -08 09 51.9 R G45
2016-04-02 09:02:03 C 12 59 54.406 -08 08 14.26 L F51
2016-04-02 09:18:51 C 12 59 53.561 -08 08 03.61 L F51
2016-04-02 09:32:35 C 12 59 52.54 -08 07 56.1 R G45
2016-04-02 09:35:41 C 12 59 52.712 -08 07 52.95 L F51
2016-04-02 09:40:18 C 12 59 52.12 -08 07 50.9 R G45
2016-04-02 09:47:44 C 12 59 51.79 -08 07 46.6 R G45
2016-04-02 09:52:30 C 12 59 51.865 -08 07 42.32 L F51
2016-04-02 09:55:17 C 12 59 51.39 -08 07 41.5 R G45
2016-04-02 10:02:58 C 12 59 51.00 -08 07 37.4 R G45
2016-04-03 09:31:38 C 12 58 42.57 -07 52 40.5 R G45
2016-04-03 09:38:55 C 12 58 42.21 -07 52 36.7 R G45
2016-04-03 09:46:28 C 12 58 41.84 -07 52 31.6 R G45
2016-04-03 09:54:09 C 12 58 41.46 -07 52 26.5 R G45
2016-04-03 10:01:49 C 12 58 41.04 -07 52 22.0 R G45
2016-04-10 08:29:54 C 12 50 36.856 -06 05 19.51 L F51
2016-04-10 08:48:30 C 12 50 35.938 -06 05 07.59 L F51
2016-04-10 09:07:25 C 12 50 34.992 -06 04 55.43 L F51
2016-04-10 09:26:24 C 12 50 34.048 -06 04 43.28 L F51
2016-04-14 05:28:28 C 12 46 14.70 -05 06 03.1 q G96
2016-04-14 05:38:24 C 12 46 14.21 -05 05 57.0 q G96
2016-04-14 05:48:21 C 12 46 13.77 -05 05 50.5 q G96
2016-04-14 05:58:18 C 12 46 13.29 -05 05 44.2 q G96
2016-05-04 08:37:17 C 12 28 19.744 -00 38 04.96 L F51
2016-05-04 08:56:41 C 12 28 19.214 -00 37 56.10 L F51
2016-05-04 09:16:05 C 12 28 18.685 -00 37 47.46 L F51
2017-12-30 13:52:02 C 11 08 50.215 -14 06 37.45 U F51
2017-12-30 14:07:52 C 11 08 50.445 -14 06 41.75 U F51
2017-12-30 14:23:40 C 11 08 50.660 -14 06 46.21 U F51
2017-12-30 14:39:30 C 11 08 50.884 -14 06 50.60 U F51
2017-12-31 14:16:09 C 11 09 11.599 -14 13 08.82 U F51
2017-12-31 14:33:45 C 11 09 11.780 -14 13 13.19 U F51
2017-12-31 14:51:23 C 11 09 12.009 -14 13 18.07 U F51
2017-12-31 15:09:00 C 11 09 12.214 -14 13 22.81 U F51
2018-02-26 09:09:37 C 10 35 07.73 -11 08 40.7 U G96
2018-02-26 09:18:59 C 10 35 07.22 -11 08 34.8 U G96
2018-02-26 09:28:13 C 10 35 06.76 -11 08 29.6 U G96
2018-02-26 09:35:49 C 10 35 06.35 -11 08 25.4 U G96
2018-03-20 05:21:39 C 10 11 49.12 -05 18 54.1 U G96
2018-03-20 05:29:03 C 10 11 48.83 -05 18 48.8 U G96
2018-03-20 05:36:28 C 10 11 48.58 -05 18 43.7 U G96