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
2021-08-26 07:20:33 C 17 13 41.94 +05 30 14.1 V T08
2021-08-31 05:56:12 C 17 19 38.620 +04 10 34.91 U F52
2021-08-31 06:09:10 C 17 19 39.288 +04 10 26.10 U F52
2021-08-31 06:22:10 C 17 19 39.963 +04 10 17.31 U F52
2021-09-03 07:08:50 C 17 23 49.25 +03 20 42.6 V T08
2021-09-03 07:14:08 C 17 23 49.51 +03 20 38.9 V T08
2021-09-03 07:25:27 C 17 23 50.17 +03 20 31.2 V T08
2021-09-03 07:40:03 C 17 23 51.02 +03 20 20.9 V T08
2021-09-07 06:00:40 C 17 29 48.696 +02 15 36.09 U F51
2021-09-07 06:15:23 C 17 29 49.634 +02 15 25.99 U F51
2021-09-07 06:20:18 C 17 29 49.938 +02 15 22.55 U F51
2021-09-07 06:30:08 C 17 29 50.577 +02 15 15.81 U F51
2021-09-07 06:42:03 C 17 29 51.327 +02 15 07.56 U F51
2021-09-07 06:56:47 C 17 29 52.272 +02 14 57.42 U F51
2021-09-09 03:29:55 C 17 32 54.42 +01 44 16.1 U I41
2021-09-09 05:29:40 C 17 33 02.55 +01 42 53.6 U I41
2021-09-11 03:35:48 C 17 36 20.11 +01 11 10.7 U I41
2021-09-11 05:27:52 C 17 36 28.06 +01 09 53.7 U I41
2021-09-11 05:37:00 C 17 36 28.72 +01 09 47.4 U I41
2021-11-17 05:10:55 C 20 46 53.534 -12 15 15.44 U F52
2021-11-17 05:33:00 C 20 46 56.852 -12 15 18.72 U F52
2021-11-17 06:09:32 C 20 47 02.354 -12 15 24.04 U F52
2022-03-12 02:32:10 C 03 23 27.30 +04 55 56.7 V G96
2022-03-12 02:39:42 C 03 23 28.18 +04 55 59.4 V G96
2022-03-12 02:47:13 C 03 23 29.10 +04 56 02.8 V G96
2022-03-12 02:54:46 C 03 23 30.02 +04 56 06.3 V G96
2023-03-25 11:36:42 C 14 56 48.839 -11 54 24.66 U F52
2023-03-25 11:50:36 C 14 56 48.583 -11 54 18.24 U F52
2023-03-25 12:08:09 C 14 56 48.243 -11 54 10.47 U F52
2023-03-25 12:11:47 C 14 56 48.193 -11 54 08.82 U F52
2023-03-25 12:25:43 C 14 56 47.930 -11 54 02.35 U F52
2023-03-25 12:29:21 C 14 56 47.869 -11 54 00.65 U F52
2023-03-30 13:09:40 C 14 54 19.280 -10 55 50.91 U F51
2023-03-30 13:25:07 C 14 54 18.876 -10 55 43.13 U F51
2023-03-30 13:40:31 C 14 54 18.480 -10 55 35.31 U F51
2023-03-30 13:55:55 C 14 54 18.073 -10 55 27.43 U F51
2023-03-31 13:50:59 C 14 53 42.360 -10 43 13.06 U F51
2023-03-31 14:07:07 C 14 53 41.915 -10 43 04.75 U F51
2023-03-31 14:23:11 C 14 53 41.479 -10 42 56.36 U F51
2023-03-31 14:39:14 C 14 53 41.039 -10 42 48.19 U F51
2023-04-16 17:09:04 C 14 39 47.27 -06 58 38.4 V D29
2023-04-16 17:29:26 C 14 39 46.33 -06 58 25.6 V D29
2023-04-16 17:49:48 C 14 39 45.38 -06 58 13.0 V D29
2023-04-18 08:29:20 C 14 37 59.668 -06 33 51.48 V G96
2023-04-18 08:36:43 C 14 37 59.315 -06 33 46.69 V G96
2023-04-18 08:44:07 C 14 37 58.955 -06 33 42.05 V G96
2023-04-18 08:51:30 C 14 37 58.602 -06 33 37.58 V G96
2023-04-20 09:30:37 C 14 35 41.204 -06 02 44.38 V 703
2023-04-20 09:45:55 C 14 35 40.571 -06 02 37.50 V 703
2023-04-20 09:53:34 C 14 35 40.175 -06 02 32.10 V 703