162011 (1994 AB1)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5969681733 ± 1.83e-08
Semi-major axis (a)2.8344828048 AU ± 5.69e-09
Inclination (i)4.55089954° ± 2.44e-06
Long. of Asc. Node (Ω)66.72385943° ± 4.91e-05
Arg. of Perihelion (ω)343.00936989° ± 4.93e-05
Mean Anomaly (M)254.81423755° ± 4.37e-06
Mean Motion (n)0.2065387461°/day ± 6.22e-10
Perihelion dist (q)1.14238678 AU ± 5.19e-08
Aphelion dist (Q)4.52657883 AU ± 5.27e-08
Orbital Period4.77211323 yr ± 1.44e-08
Physical Parameters
H (abs. magnitude)16.60
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.248″
Uncertainty0
Orbit TypeAmor
MOID0.153342 AU
Observations Used456
Oppositions24
Arc Total1993-2023
First Observation Used1993-12-22
Last Observation Used2023-04-23
Observations (515)
Date Type RA Dec Mag Band Observatory
1999-01-26 19:47:00 C 11 34 01.32 +10 52 17.6 360
1999-02-08 16:28:55 C 11 22 40.63 +12 29 43.4 z 402
1999-02-08 16:31:14 C 11 22 40.52 +12 29 43.7 z 402
1999-02-08 16:33:34 C 11 22 40.42 +12 29 44.3 z 402
1999-02-17 16:18:00 C 11 12 22.81 +13 41 14.8 360
1999-02-17 16:25:00 C 11 12 22.47 +13 41 17.1 360
1999-02-17 16:39:59 C 11 12 21.65 +13 41 22.3 360
2004-03-18 05:27:57 C 11 57 18.73 +07 20 59.2 c 691
2004-03-18 06:17:16 C 11 57 16.57 +07 21 11.3 c 691
2004-03-18 07:49:41 C 11 57 12.46 +07 21 33.9 c 691
2004-03-26 05:34:20 C 11 49 15.22 +08 04 02.4 c 691
2004-03-26 06:13:36 C 11 49 13.55 +08 04 10.0 c 691
2004-03-26 06:52:18 C 11 49 11.93 +08 04 18.0 c 691
2007-06-21 08:52:23 C 19 16 03.43 -26 12 19.0 o 696
2007-06-21 09:02:55 C 19 16 02.94 -26 12 21.2 o 696
2009-03-01 10:42:08 C 13 11 05.21 -01 43 23.6 o 691
2009-03-01 11:03:58 C 13 11 04.59 -01 43 18.6 o 691
2009-03-01 11:25:48 C 13 11 03.95 -01 43 14.7 o 691
2009-03-24 08:38:10 C 12 51 55.76 +00 21 27.6 r G96
2009-03-24 08:50:02 C 12 51 55.26 +00 21 30.6 r G96
2009-03-24 09:01:48 C 12 51 54.86 +00 21 33.1 r G96
2009-03-24 09:13:46 C 12 51 54.32 +00 21 36.2 r G96
2012-07-10 09:35:57 C 21 19 02.62 -22 42 54.5 u 807
2012-07-10 09:49:07 C 21 19 02.33 -22 42 58.1 u 807
2012-07-10 09:57:10 C 21 19 02.15 -22 43 00.2 u 807
2012-07-21 16:59:57 C 21 10 46.59 -24 06 19.3 r E12
2012-07-21 17:17:43 C 21 10 45.87 -24 06 24.9 r E12
2012-07-21 17:35:47 C 21 10 45.15 -24 06 31.0 r E12
2012-07-21 17:53:38 C 21 10 44.40 -24 06 36.9 r E12
2012-07-23 07:41:05 C 21 09 13.95 -24 19 20.5 u 807
2012-07-23 08:14:55 C 21 09 12.48 -24 19 31.8 u 807
2012-07-28 10:26:37 c 21 03 47.264 -25 01 42.66 L F51
2012-07-28 10:42:25 c 21 03 46.473 -25 01 48.16 L F51
2012-08-12 09:50:17 c 20 44 09.565 -27 01 56.78 L F51
2012-08-12 10:04:56 c 20 44 08.658 -27 02 01.17 L F51
2012-09-02 06:37:47 c 20 16 52.475 -28 46 11.70 L F51
2012-09-02 06:51:54 c 20 16 51.830 -28 46 13.24 L F51
2012-10-17 02:10:29 C 20 21 23.35 -26 42 55.1 19.6 c 704
2012-10-17 02:30:27 C 20 21 24.42 -26 42 49.1 19.9 c 704
2012-10-17 02:50:24 C 20 21 25.38 -26 42 42.7 19.5 c 704
2012-10-17 03:10:25 C 20 21 26.34 -26 42 34.7 19.7 c 704
2012-11-03 05:06:37 c 20 49 46.603 -24 04 18.47 L F51
2012-11-03 05:10:36 c 20 49 46.925 -24 04 16.58 L F51
2012-11-03 05:17:23 c 20 49 47.474 -24 04 13.37 L F51
2012-11-03 05:20:18 c 20 49 47.712 -24 04 11.98 L F51
2012-11-03 05:24:16 c 20 49 48.036 -24 04 10.07 L F51
2012-11-03 05:27:09 c 20 49 48.268 -24 04 08.72 L F51
2012-11-03 05:31:07 c 20 49 48.589 -24 04 06.83 L F51
2012-11-24 01:34:58 C 21 39 27.00 -19 04 14.2 r 703
2012-11-24 01:36:57 C 21 39 27.32 -19 04 11.4 r 703