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
2025-11-10 09:31:57 C 02 55 33.740 +03 49 55.25 X F52
2025-11-10 09:49:04 C 02 55 32.884 +03 49 50.71 X F52
2025-11-10 10:06:08 C 02 55 32.026 +03 49 46.11 X F52
2025-11-11 16:58:35 C 02 54 01.10 +03 41 27.5 V D29
2025-11-11 17:18:57 C 02 54 00.10 +03 41 21.7 V D29
2025-11-11 17:39:18 C 02 53 59.07 +03 41 16.6 V D29
2025-12-02 16:01:48 C 02 30 18.696 +01 54 38.10 W O18
2025-12-02 16:33:45 C 02 30 17.327 +01 54 33.43 W O18
2025-12-04 16:42:21 C 02 28 18.330 +01 47 59.15 W O18
2025-12-04 17:21:09 C 02 28 16.728 +01 47 53.87 W O18
2025-12-07 15:02:13 C 02 25 33.216 +01 39 41.64 W O18
2025-12-07 15:45:23 C 02 25 31.546 +01 39 37.00 W O18
2025-12-08 14:57:40 C 02 24 39.504 +01 37 14.17 W O18
2025-12-08 16:41:45 C 02 24 35.551 +01 37 03.93 W O18
2025-12-12 05:52:42 C 02 21 35.618 +01 29 54.20 V G96
2025-12-12 06:00:49 C 02 21 35.341 +01 29 53.41 V G96
2025-12-12 06:08:57 C 02 21 35.024 +01 29 52.91 V G96
2025-12-12 06:17:04 C 02 21 34.769 +01 29 52.58 V G96
2025-12-16 13:57:49 C 02 18 20.753 +01 24 23.83 W O18
2025-12-16 14:29:41 C 02 18 19.801 +01 24 22.50 W O18
2025-12-20 15:09:26 C 02 15 45.152 +01 22 29.81 W O18
2025-12-20 15:11:13 C 02 15 45.111 +01 22 29.95 W O18
2025-12-20 16:15:04 C 02 15 43.501 +01 22 29.71 W O18
2025-12-21 15:06:36 C 02 15 10.921 +01 22 30.28 W O18
2025-12-21 15:08:22 C 02 15 10.891 +01 22 30.33 W O18
2025-12-23 14:36:57 C 02 14 07.971 +01 23 04.08 W O18
2025-12-23 15:42:37 C 02 14 06.543 +01 23 05.26 W O18
2025-12-27 12:12:58 C 02 12 23.324 +01 26 15.66 W O18
2025-12-27 13:02:48 C 02 12 22.458 +01 26 18.05 W O18
2026-01-06 13:16:44 C 02 09 52.128 +01 46 26.71 W O18
2026-01-06 13:56:23 C 02 09 51.912 +01 46 31.22 W O18
2026-01-07 13:17:17 C 02 09 46.362 +01 49 19.98 W O18
2026-01-07 13:57:00 C 02 09 46.188 +01 49 25.08 W O18
2026-01-08 13:21:52 C 02 09 42.235 +01 52 23.05 W O18
2026-01-08 14:51:52 C 02 09 41.960 +01 52 34.90 W O18
2026-01-09 05:38:58 C 02 09 40.419 +01 54 33.05 X F52
2026-01-09 05:56:07 C 02 09 40.375 +01 54 35.34 X F52
2026-01-09 06:13:11 C 02 09 40.336 +01 54 37.69 X F52
2026-01-09 06:30:12 C 02 09 40.290 +01 54 39.98 X F52
2026-01-10 13:39:23 C 02 09 38.979 +01 58 57.11 W O18
2026-01-10 14:45:12 C 02 09 38.929 +01 59 06.37 W O18
2026-01-11 13:28:49 C 02 09 39.845 +02 02 24.38 W O18
2026-01-11 15:07:22 C 02 09 39.878 +02 02 39.07 W O18
2026-01-12 13:28:32 C 02 09 42.331 +02 06 01.81 W O18
2026-01-12 13:56:26 C 02 09 42.376 +02 06 06.04 W O18
2026-01-13 13:46:43 C 02 09 46.488 +02 09 50.13 W O18
2026-01-13 14:38:33 C 02 09 46.634 +02 09 58.47 W O18
2026-01-14 13:24:29 C 02 09 52.165 +02 13 40.64 W O18
2026-01-14 13:52:23 C 02 09 52.260 +02 13 45.06 W O18
2026-01-15 13:24:27 C 02 09 59.493 +02 17 42.53 W O18
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)