8201 (1994 AH2)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.7061394439 ± 1.41e-08
Semi-major axis (a)2.5396057381 AU ± 2.46e-09
Inclination (i)9.54031024° ± 2.29e-06
Long. of Asc. Node (Ω)164.08235285° ± 2.73e-05
Arg. of Perihelion (ω)25.11181713° ± 2.76e-05
Mean Anomaly (M)297.02816192° ± 4.38e-06
Mean Motion (n)0.2435358082°/day ± 3.54e-10
Perihelion dist (q)0.74628995 AU ± 3.59e-08
Aphelion dist (Q)4.33292152 AU ± 3.62e-08
Orbital Period4.04715138 yr ± 5.88e-09
Physical Parameters
H (abs. magnitude)15.92
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.398″
Uncertainty0
Orbit TypeApollo
MOID0.100759 AU
Observations Used957
Oppositions13
Arc Total1981-2026
First Observation Used1981-12-16
Last Observation Used2026-02-20
Observations (1015)
Date Type RA Dec Mag Band Observatory
2021-11-09 16:05:28 C 03 07 58.181 +04 16 42.28 V P07
2021-11-09 17:49:43 C 03 07 52.850 +04 16 12.83 V P07
2021-11-09 18:56:40 C 03 07 49.469 +04 15 53.86 V P07
2021-11-10 07:11:19 C 03 07 12.69 +04 12 20.6 V G96
2021-11-10 07:18:47 C 03 07 12.30 +04 12 18.5 V G96
2021-11-10 07:26:18 C 03 07 11.90 +04 12 16.3 V G96
2021-11-10 07:33:48 C 03 07 11.53 +04 12 14.5 V G96
2021-11-12 10:18:19 C 03 04 37.316 +03 58 02.19 U F51
2021-11-12 10:35:49 C 03 04 36.406 +03 57 57.31 U F51
2021-11-12 10:55:33 C 03 04 35.378 +03 57 51.78 U F51
2021-11-13 17:26:52 C 03 03 01.83 +03 49 28.5 V D29
2021-11-13 17:52:19 C 03 03 00.58 +03 49 22.2 V D29
2021-11-13 18:17:46 C 03 02 59.20 +03 49 14.2 V D29
2021-11-21 11:33:16 C 02 53 29.205 +03 02 05.49 U F52
2021-11-21 11:50:51 C 02 53 28.296 +03 02 00.96 U F52
2021-11-21 12:08:26 C 02 53 27.370 +03 01 56.97 U F52
2021-11-21 12:26:07 C 02 53 26.451 +03 01 53.10 U F52
2021-11-26 06:32:37 C 02 47 42.808 +02 36 43.03 U F51
2021-11-26 06:51:12 C 02 47 41.872 +02 36 39.21 U F51
2021-11-26 07:09:49 C 02 47 40.931 +02 36 35.37 U F51
2021-12-02 05:37:09 C 02 40 51.90 +02 10 18.7 V 703
2021-12-02 05:44:45 C 02 40 51.57 +02 10 17.4 V 703
2021-12-02 05:52:23 C 02 40 51.20 +02 10 16.2 V 703
2021-12-02 05:59:59 C 02 40 50.78 +02 10 14.7 V 703
2021-12-03 05:54:36 C 02 39 45.35 +02 06 27.0 V G96
2021-12-03 06:02:30 C 02 39 44.99 +02 06 25.7 V G96
2021-12-03 06:10:26 C 02 39 44.62 +02 06 24.5 V G96
2021-12-03 06:18:24 C 02 39 44.24 +02 06 23.4 V G96
2022-01-25 01:51:14 C 02 18 54.61 +03 12 14.7 V G96
2022-01-25 02:01:53 C 02 18 54.74 +03 12 17.2 V G96
2022-01-25 02:09:58 C 02 18 54.87 +03 12 19.7 V G96
2022-01-25 02:18:03 C 02 18 54.97 +03 12 20.6 V G96
2023-07-26 12:33:17 C 23 52 07.646 -00 53 22.96 X F52
2023-07-26 12:50:28 C 23 52 07.359 -00 53 25.44 X F52
2023-07-26 13:07:02 C 23 52 07.075 -00 53 28.13 X F52
2023-07-26 13:23:36 C 23 52 06.802 -00 53 30.64 X F52
2023-08-18 11:02:08 C 23 38 37.034 -02 49 50.94 X F52
2023-08-18 11:04:53 C 23 38 36.948 -02 49 51.56 X F52
2023-08-18 11:18:42 C 23 38 36.496 -02 49 55.20 X F52
2023-08-18 11:21:27 C 23 38 36.405 -02 49 55.92 X F52
2023-08-18 11:35:19 C 23 38 35.950 -02 49 59.51 X F52
2023-08-18 11:51:54 C 23 38 35.409 -02 50 03.69 X F52
2023-08-18 11:54:38 C 23 38 35.320 -02 50 04.50 X F52
2023-08-23 23:53:15 B 23 34 11.16 -03 25 34.6 X Z28
2023-08-24 02:43:11 B 23 34 05.25 -03 26 21.8 X Z28
2023-09-06 06:56:10 C 23 22 32.502 -04 56 48.52 V G96
2023-09-06 07:04:19 C 23 22 32.196 -04 56 50.14 V G96
2023-09-06 07:12:30 C 23 22 31.926 -04 56 52.55 V G96
2023-09-06 07:20:37 C 23 22 31.580 -04 56 55.86 V G96
2023-09-12 08:30:33 C 23 17 03.543 -05 38 45.65 X F52
Radar Observations (2)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
1998-06-30 02:35:00 -201253.89 0.2 Hz 2380 -1 -1
1998-06-30.107639 -20125389 20 Hz 2380 251 251
Station codes
-1 Arecibo (305-m, 1963–2020)