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
2019-12-28 12:22:30 C 07 07 15.27 -17 04 51.6 V T05
2020-01-04 10:18:35 C 06 57 46.61 -16 34 16.8 V T08
2020-01-04 10:23:30 C 06 57 46.31 -16 34 15.3 V T08
2020-01-04 10:32:36 C 06 57 45.82 -16 34 12.8 V T08
2020-01-04 10:46:55 C 06 57 44.94 -16 34 08.2 V T08
2020-01-20 09:34:55 C 06 39 28.54 -13 29 32.1 V T08
2020-01-20 09:39:34 C 06 39 28.41 -13 29 29.1 V T08
2020-01-20 09:48:56 C 06 39 27.99 -13 29 22.8 V T08
2020-01-20 10:03:37 C 06 39 27.43 -13 29 13.5 V T08
2020-01-22 08:54:23 C 06 37 49.07 -12 58 34.2 V T05
2020-01-22 09:00:13 C 06 37 48.84 -12 58 30.1 V T05
2020-01-22 09:10:34 C 06 37 48.48 -12 58 23.7 V T05
2020-01-22 09:28:43 C 06 37 47.73 -12 58 11.6 V T05
2020-01-24 09:32:38 C 06 36 16.65 -12 25 27.7 V T08
2020-01-24 09:37:20 C 06 36 16.56 -12 25 25.3 V T08
2020-01-24 09:45:29 C 06 36 16.23 -12 25 19.1 V T08
2020-01-24 10:00:16 C 06 36 15.69 -12 25 09.0 V T08
2021-05-26 11:22:33 C 18 05 31.07 +05 56 06.5 V T08
2021-05-26 11:25:13 C 18 05 30.95 +05 56 08.4 V T08
2021-05-26 11:47:02 C 18 05 30.26 +05 56 25.2 V T08
2021-05-26 11:55:48 C 18 05 30.06 +05 56 32.7 V T08
2021-06-03 09:10:27 C 17 58 56.610 +08 19 21.48 U F51
2021-06-03 09:42:39 C 17 58 55.229 +08 19 44.85 U F51
2021-06-03 09:58:49 C 17 58 54.531 +08 19 56.50 U F51
2021-06-11 07:37:11 C 17 50 15.42 +10 26 56.5 U I41
2021-06-11 08:00:16 C 17 50 14.20 +10 27 10.7 U I41
2021-06-11 08:34:39 C 17 50 12.39 +10 27 31.7 U I41
2021-06-11 08:35:59 C 17 50 12.31 +10 27 32.5 U I41
2021-06-18 07:12:23 C 17 41 24.50 +11 58 20.9 V G96
2021-06-18 07:20:30 C 17 41 24.03 +11 58 24.7 V G96
2021-06-18 07:28:38 C 17 41 23.54 +11 58 27.8 V G96
2021-06-18 07:36:44 C 17 41 23.09 +11 58 32.2 V G96
2021-06-18 09:15:27 C 17 41 17.94 +11 59 21.1 V T05
2021-06-18 09:18:53 C 17 41 17.72 +11 59 22.9 V T05
2021-06-18 09:23:00 C 17 41 17.50 +11 59 25.0 V T05
2021-06-18 10:12:30 C 17 41 14.63 +11 59 48.9 V T05
2021-06-27 06:29:21 C 17 29 26.52 +13 18 35.4 U I41
2021-06-27 08:29:32 C 17 29 19.55 +13 19 07.0 U I41
2021-06-28 11:47:22 C 17 27 49.39 +13 25 58.3 V T08
2021-06-28 11:48:02 C 17 27 49.40 +13 25 58.9 V T08
2021-06-28 11:55:36 C 17 27 48.94 +13 26 00.3 V T08
2021-06-28 12:04:40 C 17 27 48.44 +13 26 02.7 V T08
2021-06-28 12:12:56 C 17 27 47.91 +13 26 04.5 V T08
2021-06-29 07:03:04 C 17 26 46.79 +13 30 17.1 U I41
2021-06-29 08:27:44 C 17 26 41.95 +13 30 35.2 U I41
2021-06-30 20:26:26 C 17 24 46.21 +13 37 34.3 V 130
2021-06-30 20:46:20 C 17 24 45.12 +13 37 38.4 V 130
2021-07-02 11:00:19 C 17 22 43.40 +13 43 41.4 V T08
2021-07-02 11:30:56 C 17 22 41.65 +13 43 45.6 V T08
2021-07-02 11:47:12 C 17 22 40.81 +13 43 47.5 V T08