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
2014-01-04 02:48:37 C 02 35 07.90 +01 59 17.7 R G45
2014-01-04 03:07:24 C 02 35 07.55 +01 59 19.1 R G45
2014-01-05 01:45:19 C 02 34 44.73 +02 01 39.9 R G45
2014-01-05 02:22:08 C 02 34 44.08 +02 01 43.7 R G45
2014-01-05 02:39:42 C 02 34 43.74 +02 01 45.4 R G45
2014-01-05 02:58:05 C 02 34 43.44 +02 01 47.3 R G45
2014-03-12 05:44:54 C 03 17 27.529 +09 50 53.54 L F51
2014-03-12 05:49:50 C 03 17 27.848 +09 50 55.58 L F51
2014-11-18 01:30:49 C 19 27 33.76 -17 46 03.1 o 291
2014-11-18 01:34:02 C 19 27 34.00 -17 46 02.8 o 291
2014-11-18 01:37:17 C 19 27 34.28 -17 46 02.8 o 291
2015-07-28 13:27:23 C 00 01 31.809 -00 29 36.19 L F51
2015-07-28 13:46:07 C 00 01 31.505 -00 29 39.13 L F51
2015-07-28 14:04:26 C 00 01 31.233 -00 29 41.90 L F51
2015-07-28 14:22:18 C 00 01 30.945 -00 29 44.79 L F51
2015-09-09 09:58:26 C 23 32 20.019 -04 32 10.50 L F51
2015-09-09 10:15:55 C 23 32 19.368 -04 32 15.59 L F51
2015-09-09 10:33:28 C 23 32 18.708 -04 32 20.34 L F51
2015-09-12 09:27:11 C 23 29 43.247 -04 52 11.95 L F51
2015-09-12 09:44:06 C 23 29 42.604 -04 52 16.74 L F51
2015-09-12 10:01:01 C 23 29 41.978 -04 52 21.51 L F51
2015-09-12 10:17:57 C 23 29 41.339 -04 52 26.36 L F51
2016-08-27 12:11:18 C 01 31 36.851 +03 38 53.96 L F51
2016-08-27 12:28:33 C 01 31 36.579 +03 38 51.05 L F51
2016-08-27 12:45:46 C 01 31 36.290 +03 38 47.99 L F51
2016-09-07 07:24:35 C 01 26 38.65 +02 49 48.7 u H21
2016-09-07 07:44:47 C 01 26 38.15 +02 49 44.2 u H21
2016-09-07 07:59:59 C 01 26 37.77 +02 49 40.9 u H21
2016-09-11 07:08:46 C 01 24 22.78 +02 29 28.7 u H21
2016-09-11 07:27:47 C 01 24 22.31 +02 29 24.8 u H21
2016-09-11 07:51:12 C 01 24 21.71 +02 29 19.3 u H21
2016-09-11 08:08:28 C 01 24 21.24 +02 29 16.3 u H21
2016-09-11 08:17:13 C 01 24 21.03 +02 29 14.5 u H21
2016-09-11 08:28:02 C 01 24 20.75 +02 29 12.3 u H21
2016-09-25 06:48:42 C 01 14 56.39 +01 11 40.5 u H21
2016-09-25 07:22:12 C 01 14 55.32 +01 11 32.2 u H21
2016-09-25 07:55:04 C 01 14 54.29 +01 11 24.4 u H21
2016-10-24 04:31:46 C 00 52 13.14 -01 29 11.0 u H21
2016-10-24 04:50:30 C 00 52 12.56 -01 29 15.7 u H21
2016-10-24 05:11:34 C 00 52 11.87 -01 29 18.8 u H21
2017-09-24 11:20:17 C 03 53 22.889 +09 39 42.58 L F51
2017-09-24 11:39:54 C 03 53 22.781 +09 39 38.60 L F51
2017-09-24 11:59:32 C 03 53 22.661 +09 39 34.91 L F51
2017-09-24 12:19:05 C 03 53 22.542 +09 39 31.03 L F51
2017-10-15 09:11:26 C 03 45 08.21 +07 40 11.5 U G96
2017-10-15 09:18:55 C 03 45 07.98 +07 40 09.6 U G96
2017-10-15 09:26:24 C 03 45 07.77 +07 40 07.6 U G96
2017-10-15 09:33:52 C 03 45 07.54 +07 40 05.4 U G96
2017-10-19 11:42:43 C 03 42 08.011 +07 12 20.84 L F51
2017-10-19 12:01:55 C 03 42 07.366 +07 12 15.28 L 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)