415715 (1999 AU23)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4101997648 ± 4.24e-08
Semi-major axis (a)2.1624460861 AU ± 3.71e-09
Inclination (i)20.44767690° ± 8.82e-06
Long. of Asc. Node (Ω)293.52211957° ± 9.05e-06
Arg. of Perihelion (ω)118.05657905° ± 1.92e-05
Mean Anomaly (M)174.61279449° ± 1.07e-05
Mean Motion (n)0.3099519289°/day ± 7.97e-10
Perihelion dist (q)1.27541121 AU ± 9.16e-08
Aphelion dist (Q)3.04948096 AU ± 9.18e-08
Orbital Period3.17993273 yr ± 8.18e-09
Physical Parameters
H (abs. magnitude)18.13
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.330″
Uncertainty0
Orbit TypeAmor
MOID0.402650 AU
Observations Used202
Oppositions21
Arc Total1995-2025
First Observation Used1995-12-19
Last Observation Used2025-03-03
Observations (207)
Date Type RA Dec Mag Band Observatory
1995-12-19 14:28:05 C 10 05 44.91 +11 24 53.5 o 566
1995-12-19 14:54:50 C 10 05 44.47 +11 24 27.5 o 566
1995-12-19 15:23:49 C 10 05 43.90 +11 23 58.4 o 566
1999-01-09 04:31:41 C 02 16 53.42 +37 25 22.4 19.2 a 704
1999-01-09 04:46:52 C 02 16 56.08 +37 25 04.4 19.3 a 704
1999-01-09 05:02:08 C 02 16 58.89 +37 24 50.9 19.6 a 704
1999-01-09 05:17:29 C 02 17 01.67 +37 24 32.8 19.0 a 704
1999-01-13 20:14:00 C 02 37 02.77 +35 27 54.1 z 587
1999-01-13 20:26:13 C 02 37 04.86 +35 27 41.4 z 587
1999-01-13 20:34:16 C 02 37 06.11 +35 27 31.6 118
1999-01-13 20:54:35 C 02 37 09.79 +35 27 08.4 118
1999-01-13 21:00:25 C 02 37 10.85 +35 27 03.1 118
1999-01-16 17:19:39 C 02 49 00.15 +34 16 16.3 557
1999-01-16 17:21:59 C 02 49 00.60 +34 16 13.4 557
1999-01-17 16:48:57 C 02 52 58.53 +33 52 12.9 557
1999-01-17 16:50:47 C 02 52 58.81 +33 52 11.3 557
1999-01-17 16:52:39 C 02 52 59.13 +33 52 08.4 557
1999-01-17 16:54:29 C 02 52 59.50 +33 52 08.3 557
1999-01-17 16:58:11 C 02 53 00.19 +33 52 02.1 557
1999-01-17 20:06:08 C 02 53 30.99 +33 48 53.8 046
1999-01-17 20:08:17 C 02 53 31.68 +33 48 52.8 046
1999-01-18 12:52:11 C 02 56 19.11 +33 31 49.1 z 402
1999-01-18 12:54:31 C 02 56 19.62 +33 31 47.3 z 402
1999-01-18 12:56:50 C 02 56 19.99 +33 31 45.1 z 402
1999-01-18 12:59:09 C 02 56 20.28 +33 31 42.6 z 402
1999-01-19 17:36:04 C 03 01 04.97 +33 02 51.1 046
1999-01-19 17:39:27 C 03 01 05.52 +33 02 46.7 046
1999-01-19 17:42:35 C 03 01 06.03 +33 02 43.9 046
1999-01-19 17:48:15 C 03 01 06.91 +33 02 38.4 046
1999-01-20 20:29:14 C 03 05 27.70 +32 36 01.2 z 587
1999-01-20 20:39:45 C 03 05 29.38 +32 35 51.3 z 587
1999-01-22 10:18:56 C 03 11 32.69 +31 58 51.2 z 402
1999-01-22 10:20:55 C 03 11 32.99 +31 58 49.4 z 402
1999-01-22 10:24:55 C 03 11 33.62 +31 58 44.5 z 402
1999-01-23 22:19:39 C 03 17 12.90 +31 23 54.3 z 071
1999-01-23 22:38:41 C 03 17 15.87 +31 23 35.9 z 071
1999-02-15 04:05:51 C 04 31 14.90 +24 07 20.0 a 658
1999-02-15 04:09:21 C 04 31 15.24 +24 07 17.9 a 658
1999-02-15 04:13:03 C 04 31 15.78 +24 07 14.8 a 658
2011-10-29 14:41:33 C 09 58 00.599 +15 17 07.91 L F51
2011-10-29 14:44:24 C 09 58 00.814 +15 17 05.11 L F51
2011-10-29 14:51:57 C 09 58 01.390 +15 16 57.67 L F51
2011-10-29 14:56:43 C 09 58 01.786 +15 16 53.53 L F51
2011-10-29 14:59:34 C 09 58 01.998 +15 16 50.94 L F51
2011-10-29 15:04:17 C 09 58 02.376 +15 16 46.17 L F51
2011-10-29 15:07:08 C 09 58 02.597 +15 16 43.46 L F51
2012-01-29 13:29:38 C 10 39 39.064 -14 58 53.44 L F51
2012-01-29 13:51:07 C 10 39 37.856 -14 59 02.30 L F51
2012-01-29 14:10:33 C 10 39 36.755 -14 59 10.57 L F51
2012-01-30 08:47:40 C 10 38 35.84 -15 06 58.1 o H01