2011 HC36

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4077883710 ± 1.66e-08
Semi-major axis (a)1.6403799891 AU ± 4.40e-09
Inclination (i)15.48079030° ± 5.67e-06
Long. of Asc. Node (Ω)200.70519229° ± 4.24e-06
Arg. of Perihelion (ω)121.70882934° ± 7.66e-06
Mean Anomaly (M)279.74866223° ± 1.02e-05
Mean Motion (n)0.4691325665°/day ± 1.89e-09
Perihelion dist (q)0.97145211 AU ± 2.74e-08
Aphelion dist (Q)2.30930787 AU ± 2.80e-08
Orbital Period2.10095473 yr ± 8.45e-09
Physical Parameters
H (abs. magnitude)20.69
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.317″
Uncertainty0
Orbit TypeApollo
MOID0.086172 AU
Observations Used205
Oppositions11
Arc Total1990-2011
First Observation Used1990-10-15
Last Observation Used2011-11-12
Observations (212)
Date Type RA Dec Mag Band Observatory
1990-10-15 06:11:00 00 27 29.83 +05 02 27.3 c 261
1990-10-15 07:07:59 00 27 41.78 +04 58 12.4 c 261
2011-04-28 09:26:55 C 14 46 21.312 -01 21 38.91 L F51
2011-04-28 09:49:00 C 14 46 20.199 -01 21 05.55 L F51
2011-04-28 10:12:46 C 14 46 18.983 -01 20 29.52 L F51
2011-04-28 10:33:45 C 14 46 17.895 -01 19 57.74 L F51
2011-04-30 04:55:51 C 14 44 16.82 -00 15 01.8 21.3 c 926
2011-04-30 05:02:51 C 14 44 16.45 -00 14 50.9 21.3 c 926
2011-04-30 07:13:53 C 14 44 09.13 -00 11 29.5 t H21
2011-04-30 08:00:12 C 14 44 06.74 -00 10 18.1 t H21
2011-05-02 10:26:42 C 14 41 33.44 +01 08 59.3 o 291
2011-05-02 10:32:19 C 14 41 33.18 +01 09 07.2 o 291
2011-05-02 10:37:55 C 14 41 32.81 +01 09 16.4 o 291
2011-05-03 05:39:34 C 14 40 33.71 +01 39 53.4 o 807
2011-05-03 05:53:26 C 14 40 32.91 +01 40 15.5 o 807
2011-05-03 06:04:28 C 14 40 32.69 +01 40 13.5 u H36
2011-05-03 06:06:49 C 14 40 32.16 +01 40 36.8 o 807
2011-05-03 06:17:42 C 14 40 31.98 +01 40 34.0 u H36
2011-05-05 09:21:47 C 14 37 46.73 +03 02 51.2 o 291
2011-05-05 09:28:01 C 14 37 46.38 +03 03 01.3 o 291
2011-05-05 09:33:21 C 14 37 46.04 +03 03 10.0 o 291
2011-05-06 09:09:06 C 14 36 28.12 +03 41 30.3 o 291
2011-05-06 09:17:51 C 14 36 27.60 +03 41 44.7 o 291
2011-05-06 09:23:13 C 14 36 27.26 +03 41 53.4 o 291
2011-05-07 08:18:53 C 14 35 10.73 +04 19 17.7 o 291
2011-05-07 08:24:18 C 14 35 10.40 +04 19 26.6 o 291
2011-05-07 08:29:30 C 14 35 10.09 +04 19 34.9 o 291
2011-05-11 06:44:32 C 14 29 47.54 +06 53 47.8 o 291
2011-05-11 06:49:53 C 14 29 47.22 +06 53 56.5 o 291
2011-05-11 06:55:16 C 14 29 46.85 +06 54 05.6 o 291
2011-05-12 04:36:01 C 14 28 32.24 +07 29 26.9 o 291
2011-05-12 04:41:24 C 14 28 31.88 +07 29 35.9 o 291
2011-05-12 04:46:55 C 14 28 31.54 +07 29 44.7 o 291
2011-06-02 03:09:05 C 14 02 44.05 +19 31 31.8 o H21
2011-06-02 03:18:46 C 14 02 43.65 +19 31 42.8 o H21
2011-06-02 03:28:25 C 14 02 43.21 +19 31 54.1 o H21
2011-06-12 06:42:29 C 13 56 03.80 +23 35 40.6 o 291
2011-06-12 06:48:25 C 13 56 03.65 +23 35 45.8 o 291
2011-06-12 06:54:08 C 13 56 03.53 +23 35 50.1 o 291
2011-06-24 05:16:50 C 13 55 02.43 +27 00 39.3 o 291
2011-06-24 05:23:26 C 13 55 02.45 +27 00 43.1 o 291
2011-06-24 05:29:46 C 13 55 02.48 +27 00 46.6 o 291
2011-07-24 02:30:19 C 14 21 30.91 +32 04 07.8 o H21
2011-07-24 02:55:36 C 14 21 32.30 +32 04 16.0 o H21
2011-07-24 03:21:50 C 14 21 33.84 +32 04 24.0 o H21
2011-09-12 01:31:26 C 16 39 52.61 +41 20 24.6 o H21
2011-09-12 01:48:55 C 16 39 56.94 +41 20 32.9 o H21
2011-09-12 01:57:36 C 16 39 59.08 +41 20 37.2 o H21
2011-09-22 18:47:04 C 18 17 41.36 +42 13 32.4 c A53
2011-09-22 19:02:28 C 18 17 49.30 +42 13 23.2 c A53