203471 (2002 AU4)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3736100720 ± 2.00e+00
Semi-major axis (a)0.8553547584 AU ± 3.00e+00
Inclination (i)17.18516061° ± 4.00e+00
Long. of Asc. Node (Ω)99.41108807° ± 5.00e+00
Arg. of Perihelion (ω)205.21020552° ± 6.00e+00
Mean Anomaly (M)232.84410925° ± 1.48e-05
Mean Motion (n)1.2459277608°/day ± 6.55e+00
Perihelion dist (q)0.53578561 AU ± 2.54e+00
Aphelion dist (Q)1.17492391 AU ± 4.46e+00
Orbital Period0.79107819 yr ± 4.16e+00
NGA Modelr2
A2-4.19367064e-06 AU/d²
Physical Parameters
H (abs. magnitude)19.45
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-28
RMS Residual0.334″
Uncertainty0
Orbit TypeAten
MOID0.088330 AU
Observations Used477
Oppositions8
Arc Total1994-2025
First Observation Used1994-01-07
Last Observation Used2025-03-02
Observations (494)
Date Type RA Dec Mag Band Observatory
2024-01-14 02:35:33 C 01 19 00.516 -00 37 03.22 V G96
2024-03-11 03:00:36 C 04 16 28.394 +31 11 13.96 V V00
2024-03-11 03:08:41 C 04 16 29.370 +31 11 19.03 V V00
2024-03-11 03:16:46 C 04 16 30.288 +31 11 24.00 V V00
2024-03-11 03:24:51 C 04 16 31.246 +31 11 29.04 V V00
2024-12-28 13:33:44 C 12 38 33.500 +13 09 47.27 X F51
2024-12-28 14:12:08 C 12 38 38.306 +13 10 08.94 X F51
2024-12-28 14:31:16 C 12 38 40.688 +13 10 20.00 X F51
2025-01-03 11:56:41 C 12 57 17.042 +14 37 27.08 V G96
2025-01-03 12:04:15 C 12 57 18.032 +14 37 32.20 V G96
2025-01-03 12:11:48 C 12 57 19.019 +14 37 37.34 V G96
2025-01-03 12:19:21 C 12 57 20.030 +14 37 42.46 V G96
2025-01-23 11:33:08 C 14 11 01.187 +21 47 30.16 V G96
2025-01-23 11:33:49 C 14 11 01.284 +21 47 31.24 V G96
2025-01-23 11:40:34 C 14 11 02.476 +21 47 38.87 V G96
2025-01-23 11:41:16 C 14 11 02.612 +21 47 39.62 V G96
2025-01-23 11:48:01 C 14 11 03.757 +21 47 47.36 V G96
2025-01-23 11:48:42 C 14 11 03.901 +21 47 48.08 V G96
2025-01-23 11:55:28 C 14 11 05.064 +21 47 55.61 V G96
2025-01-23 11:56:10 C 14 11 05.172 +21 47 56.51 V G96
2025-02-05 11:44:20 C 15 13 23.599 +28 10 18.98 V 703
2025-02-05 11:50:54 C 15 13 25.280 +28 10 30.29 V 703
2025-02-05 11:54:12 C 15 13 25.990 +28 10 34.61 V 703
2025-02-06 11:17:27 C 15 18 45.533 +28 40 43.82 V 703
2025-02-06 11:26:32 C 15 18 47.700 +28 40 55.09 V 703
2025-02-09 12:39:47 C 15 36 08.618 +30 14 49.67 V G96
2025-02-09 12:47:13 C 15 36 10.382 +30 14 59.21 V G96
2025-02-09 12:54:40 C 15 36 12.150 +30 15 08.78 V G96
2025-02-09 13:02:06 C 15 36 13.892 +30 15 18.00 V G96
2025-02-10 14:55:30 C 15 42 38.187 +30 48 06.60 X F51
2025-02-10 15:10:42 C 15 42 41.881 +30 48 26.13 X F51
2025-02-10 15:26:04 C 15 42 45.597 +30 48 45.73 X F51
2025-02-17 11:59:15 C 16 26 43.458 +34 03 18.50 V G96
2025-02-17 12:06:45 C 16 26 45.575 +34 03 27.58 V G96
2025-02-17 12:14:15 C 16 26 47.605 +34 03 35.14 V G96
2025-02-17 12:21:46 C 16 26 49.700 +34 03 43.31 V G96
2025-02-20 14:13:39 C 16 48 25.886 +35 18 36.22 V T05
2025-02-20 14:18:15 C 16 48 27.204 +35 18 40.61 V T05
2025-02-20 14:32:25 C 16 48 31.250 +35 18 55.48 V T05
2025-02-20 14:39:46 C 16 48 33.473 +35 19 02.10 V T05
2025-03-02 13:53:27 C 18 05 00.538 +37 47 53.95 V T05
2025-03-02 14:06:47 C 18 05 04.850 +37 47 58.99 V T08
2025-03-02 14:12:00 C 18 05 06.670 +37 47 59.82 V T05
2025-03-02 14:20:29 C 18 05 09.398 +37 48 02.48 V T08