2011 PU1

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2458969885 ± 1.59e-08
Semi-major axis (a)1.3040972003 AU ± 2.69e-08
Inclination (i)4.36486918° ± 2.06e-06
Long. of Asc. Node (Ω)301.77219132° ± 4.78e-06
Arg. of Perihelion (ω)326.83042906° ± 1.08e-05
Mean Anomaly (M)235.92165767° ± 5.22e-05
Mean Motion (n)0.6618313456°/day ± 2.05e-08
Perihelion dist (q)0.98342363 AU ± 2.90e-08
Aphelion dist (Q)1.62477077 AU ± 3.94e-08
Orbital Period1.48924086 yr ± 4.61e-08
NGA Modelr2
A2-3.66286983e-13 ± 6.47e-14 AU/d²
Physical Parameters
H (abs. magnitude)25.60
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.223″
Uncertainty0
Orbit TypeApollo
MOID0.000709 AU
Observations Used107
Oppositions2
Arc Total2011-2017
First Observation Used2011-08-06
Last Observation Used2017-04-26
Observations (110)
Date Type RA Dec Mag Band Observatory
2011-08-06 23:13:29 C 22 20 34.21 +15 41 38.9 r J75
2011-08-06 23:29:21 C 22 20 32.79 +15 41 41.4 r J75
2011-08-06 23:45:12 C 22 20 31.33 +15 41 43.1 r J75
2011-08-07 01:55:24 C 22 20 18.88 +15 41 09.0 u J95
2011-08-07 02:00:16 C 22 20 18.37 +15 41 09.0 u J95
2011-08-07 02:05:19 C 22 20 17.99 +15 41 10.0 u J95
2011-08-07 06:14:05 C 22 20 14.32 +15 42 10.3 c H06
2011-08-07 06:19:17 C 22 20 13.85 +15 42 11.4 c H06
2011-08-07 08:09:19 C 22 20 01.24 +15 42 00.9 u H36
2011-08-07 08:23:16 C 22 19 59.85 +15 42 00.5 u H36
2011-08-08 01:43:52 C 22 19 13.48 +15 41 24.5 o 033
2011-08-08 01:59:09 C 22 19 12.31 +15 41 24.4 o 033
2011-08-08 02:34:35 C 22 19 10.86 +15 41 42.4 v I93
2011-08-08 02:55:11 C 22 19 09.22 +15 41 40.6 v I93
2011-08-08 03:14:49 C 22 19 07.70 +15 41 38.8 v I93
2011-08-08 06:10:50 C 22 19 07.55 +15 41 56.0 v H21
2011-08-08 06:17:03 C 22 19 07.02 +15 41 55.5 v H21
2011-08-08 06:34:14 C 22 19 05.56 +15 41 55.1 o H21
2011-08-08 06:40:18 C 22 19 05.04 +15 41 54.7 o H21
2011-08-09 21:30:02 C 22 17 41.20 +15 38 59.6 u J95
2011-08-09 21:48:40 C 22 17 40.25 +15 39 00.9 u J95
2011-08-09 22:02:13 C 22 17 39.43 +15 39 01.1 u J95
2011-08-11 05:26:50 C 22 16 34.09 +15 36 13.9 o H21
2011-08-11 05:38:31 C 22 16 33.28 +15 36 13.2 o H21
2011-08-11 05:50:56 C 22 16 32.45 +15 36 12.6 o H21
2011-08-12 04:26:12 C 22 15 53.54 +15 32 51.7 o H21
2011-08-12 04:39:01 C 22 15 52.80 +15 32 50.2 o H21
2011-08-12 04:51:48 C 22 15 52.03 +15 32 49.7 o H21
2011-08-20 03:47:06 C 22 11 22.32 +14 44 34.4 o H21
2011-08-20 04:09:51 C 22 11 21.45 +14 44 27.9 o H21
2011-08-20 04:33:40 C 22 11 20.46 +14 44 20.4 o H21
2011-08-21 08:21:33 C 22 10 44.70 +14 34 46.9 t H21
2011-08-21 08:34:18 C 22 10 44.27 +14 34 41.5 t H21
2011-08-21 08:46:57 C 22 10 43.89 +14 34 37.1 t H21
2011-08-26 10:28:46 C 22 08 51.95 +13 47 19.4 o 291
2011-08-26 10:34:26 C 22 08 51.81 +13 47 16.5 o 291
2011-08-26 10:40:20 C 22 08 51.68 +13 47 13.5 o 291
2011-08-27 05:26:56 C 22 08 41.77 +13 39 08.7 o H21
2011-08-27 05:45:09 C 22 08 41.21 +13 39 01.2 o H21
2011-08-27 06:03:03 C 22 08 40.68 +13 38 53.1 o H21
2011-08-29 08:47:08 C 22 08 10.272 +13 16 55.47 o 568
2011-08-29 08:49:31 C 22 08 10.202 +13 16 54.46 o 568
2011-08-29 08:51:54 C 22 08 10.126 +13 16 53.48 o 568
2011-08-29 08:55:26 C 22 08 10.024 +13 16 51.86 o 568
2011-08-29 08:58:24 C 22 08 09.940 +13 16 50.56 o 568
2011-08-31 09:46:13 C 22 07 42.24 +12 54 13.3 o 291
2011-08-31 09:51:41 C 22 07 42.07 +12 54 10.4 o 291
2011-08-31 09:57:06 C 22 07 41.98 +12 54 07.2 o 291
2011-09-01 08:39:12 C 22 07 37.782 +12 43 50.83 o 568
2011-09-01 08:41:35 C 22 07 37.728 +12 43 49.68 o 568