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
2023-09-12 08:47:01 C 23 17 02.913 -05 38 50.06 X F52
2023-09-12 09:03:29 C 23 17 02.288 -05 38 54.80 X F52
2023-09-12 09:19:56 C 23 17 01.658 -05 38 59.62 X F52
2023-09-18 08:37:49 C 23 11 43.751 -06 19 02.54 X F51
2023-09-18 09:08:39 C 23 11 42.593 -06 19 11.02 X F51
2023-09-18 09:24:05 C 23 11 42.028 -06 19 15.34 X F51
2023-10-04 07:01:03 C 22 59 05.540 -07 53 00.36 X F52
2023-10-04 07:14:57 C 22 59 05.133 -07 53 03.36 X F52
2023-10-04 07:28:53 C 22 59 04.736 -07 53 06.19 X F52
2024-10-10 09:30:39 C 00 53 48.142 -00 50 47.45 X F52
2024-10-10 09:47:07 C 00 53 47.588 -00 50 51.41 X F52
2024-10-10 10:03:32 C 00 53 47.012 -00 50 54.95 X F52
2024-10-10 10:19:56 C 00 53 46.478 -00 50 58.97 X F52
2024-11-22 06:29:03 C 00 27 02.255 -03 33 17.12 X F52
2024-11-22 07:04:28 C 00 27 01.732 -03 33 19.41 X F52
2024-11-22 07:22:14 C 00 27 01.473 -03 33 20.30 X F52
2025-08-19 13:39:36 C 03 29 06.792 +10 41 22.61 X F52
2025-08-19 13:57:57 C 03 29 07.092 +10 41 21.59 X F52
2025-08-19 14:34:41 C 03 29 07.723 +10 41 19.42 X F52
2025-10-03 13:05:31 C 03 29 32.560 +08 01 43.35 X F51
2025-10-03 13:22:13 C 03 29 32.202 +08 01 39.35 X F51
2025-10-03 13:38:50 C 03 29 31.843 +08 01 35.36 X F51
2025-10-03 13:55:28 C 03 29 31.485 +08 01 31.36 X F51
2025-10-13 11:41:20 C 03 23 27.175 +07 00 45.22 X F51
2025-10-13 12:00:45 C 03 23 26.574 +07 00 40.01 X F51
2025-10-13 12:20:18 C 03 23 25.955 +07 00 34.58 X F51
2025-10-13 12:40:02 C 03 23 25.343 +07 00 29.36 X F51
2025-10-19 10:53:39 C 03 18 40.086 +06 20 55.68 V G96
2025-10-19 11:07:52 C 03 18 39.553 +06 20 51.58 V G96
2025-10-19 11:16:53 C 03 18 39.233 +06 20 48.95 V G96
2025-10-19 11:24:18 C 03 18 38.938 +06 20 47.04 V G96
2025-10-21 18:49:28 C 03 16 35.24 +06 04 55.0 V D29
2025-10-21 19:09:50 C 03 16 34.44 +06 04 49.6 V D29
2025-10-21 19:30:12 C 03 16 33.60 +06 04 43.2 V D29
2025-10-22 19:14:44 C 03 15 38.56 +05 57 52.5 V D29
2025-10-22 19:35:06 C 03 15 37.75 +05 57 47.0 V D29
2025-10-22 19:55:28 C 03 15 36.92 +05 57 41.2 V D29
2025-10-27 17:39:23 C 03 10 47.34 +05 23 25.2 V D29
2025-10-27 17:59:44 C 03 10 46.41 +05 23 18.8 V D29
2025-10-28 16:26:39 C 03 09 48.35 +05 16 45.4 V D29
2025-10-28 16:47:00 C 03 09 47.50 +05 16 39.8 V D29
2025-10-28 17:07:22 C 03 09 46.60 +05 16 33.9 V D29
2025-10-29 06:50:45 C 03 09 10.732 +05 12 33.59 V G96
2025-10-29 06:58:11 C 03 09 10.436 +05 12 31.25 V G96
2025-10-29 07:05:38 C 03 09 10.066 +05 12 28.55 V G96
2025-10-29 07:13:03 C 03 09 09.731 +05 12 27.14 V G96
2025-10-31 10:42:03 C 03 06 52.221 +04 57 27.78 X F51
2025-10-31 10:58:29 C 03 06 51.455 +04 57 23.01 X F51
2025-10-31 11:14:56 C 03 06 50.701 +04 57 18.32 X F51
2025-10-31 11:31:23 C 03 06 49.933 +04 57 13.47 X F51
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)