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
2018-03-20 05:43:54 C 10 11 48.32 -05 18 38.6 U G96
2018-03-20 06:00:39 C 10 11 47.67 -05 18 27.1 U 703
2018-03-20 06:17:06 C 10 11 47.03 -05 18 16.9 U 703
2018-03-20 06:25:18 C 10 11 46.81 -05 18 10.2 U 703
2018-04-14 04:00:33 C 10 02 10.49 +00 34 23.6 U G96
2018-04-14 04:07:57 C 10 02 10.54 +00 34 26.8 U G96
2018-04-14 04:15:20 C 10 02 10.50 +00 34 30.4 U G96
2018-04-14 04:22:44 C 10 02 10.45 +00 34 35.0 U G96
2018-04-21 04:08:51 C 10 03 12.92 +01 45 47.4 U G96
2018-04-21 04:16:58 C 10 03 12.98 +01 45 51.0 U G96
2018-04-21 04:25:05 C 10 03 13.05 +01 45 53.5 U G96
2018-04-21 04:33:12 C 10 03 13.14 +01 45 57.8 U G96
2019-08-04 11:16:45 C 03 17 20.07 +25 37 03.7 U I41
2019-08-04 11:55:27 C 03 17 26.33 +25 37 00.4 U I41
2019-08-09 10:51:08 C 03 36 50.57 +25 19 06.7 U I41
2019-08-09 11:38:44 C 03 36 58.21 +25 18 57.4 U I41
2019-08-09 11:40:03 C 03 36 58.42 +25 18 57.1 U I41
2019-08-12 10:46:09 C 03 48 28.66 +25 02 06.9 U I41
2019-08-12 10:47:27 C 03 48 28.88 +25 02 06.5 U I41
2019-08-12 11:38:09 C 03 48 36.95 +25 01 53.5 U I41
2019-08-12 11:54:03 C 03 48 39.47 +25 01 49.2 U I41
2019-09-02 10:51:45 C 05 05 46.63 +20 59 16.7 V 703
2019-09-02 10:58:13 C 05 05 47.48 +20 59 11.7 V 703
2019-09-02 11:04:41 C 05 05 48.44 +20 59 07.7 V 703
2019-09-02 11:11:09 C 05 05 49.34 +20 59 03.6 V 703
2019-09-13 01:56:34 C 05 40 30.97 +17 44 37.7 q C95
2019-09-13 02:16:32 C 05 40 33.58 +17 44 21.1 q C95
2019-10-01 09:11:27 C 06 31 16.09 +10 51 38.6 U I41
2019-10-01 10:42:47 C 06 31 25.16 +10 50 06.1 U I41
2019-10-01 12:28:19 S 06 31 34.944 +10 48 24.59 L C51
2019-10-01 15:36:49 S 06 31 54.007 +10 45 12.28 L C51
2019-10-01 18:45:08 S 06 32 12.895 +10 41 59.75 L C51
2019-10-02 12:00:47 S 06 33 56.31 +10 24 17.1 L C51
2019-10-02 13:35:36 S 06 34 05.74 +10 22 39.8 L C51
2019-10-02 15:09:50 S 06 34 15.05 +10 21 03.0 L C51
2019-10-02 16:44:05 S 06 34 24.42 +10 19 26.2 L C51
2019-10-02 18:18:20 S 06 34 33.73 +10 17 48.7 L C51
2019-10-02 21:26:40 S 06 34 52.38 +10 14 35.7 L C51
2019-10-02 23:00:55 S 06 35 01.63 +10 12 57.5 L C51
2019-10-03 02:09:14 S 06 35 20.19 +10 09 43.7 L C51
2019-10-03 03:43:29 S 06 35 29.37 +10 08 06.6 L C51
2019-10-03 06:51:59 S 06 35 47.98 +10 04 51.2 L C51
2019-10-03 11:27:29 C 06 36 15.65 +10 00 00.5 U I41
2019-10-03 12:06:19 C 06 36 19.34 +09 59 20.6 U I41
2019-10-03 13:08:04 S 06 36 24.66 +09 58 22.9 L C51
2019-10-03 19:25:37 S 06 37 01.43 +09 51 52.5 L C51
2019-10-03 22:33:56 S 06 37 19.66 +09 48 37.5 L C51
2019-10-04 01:42:26 S 06 37 37.96 +09 45 22.4 L C51
2019-10-06 14:11:37 C 06 43 22.08 +08 42 09.0 V T05
2019-10-06 14:16:18 C 06 43 22.42 +08 42 04.2 V T05