504928 (2011 CO2)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4526754675 ± 2.32e-08
Semi-major axis (a)2.2673582685 AU ± 6.13e-09
Inclination (i)32.45365147° ± 4.07e-06
Long. of Asc. Node (Ω)104.06737877° ± 1.97e-06
Arg. of Perihelion (ω)352.88013238° ± 8.63e-06
Mean Anomaly (M)112.89206705° ± 5.01e-06
Mean Motion (n)0.2886902075°/day ± 1.17e-09
Perihelion dist (q)1.24098080 AU ± 5.26e-08
Aphelion dist (Q)3.29373573 AU ± 5.33e-08
Orbital Period3.41413133 yr ± 1.38e-08
Physical Parameters
H (abs. magnitude)18.41
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.155″
Uncertainty0
Orbit TypeAmor
MOID0.259561 AU
Observations Used229
Oppositions10
Arc Total2011-2025
First Observation Used2011-02-01
Last Observation Used2025-04-27
Observations (256)
Date Type RA Dec Mag Band Observatory
2011-02-01 06:27:47 C 02 18 53.206 -03 46 13.17 L F51
2011-02-01 06:29:58 C 02 18 53.464 -03 46 07.16 L F51
2011-02-01 06:32:09 C 02 18 53.639 -03 46 03.06 L F51
2011-02-01 06:34:20 C 02 18 53.806 -03 45 59.18 L F51
2011-02-02 08:29:02 C 02 21 08.933 -02 52 30.65 o 568
2011-02-02 08:34:24 C 02 21 09.393 -02 52 19.57 o 568
2011-02-05 03:19:53 C 02 27 05.43 -00 34 56.2 r G96
2011-02-05 03:20:43 C 02 27 05.50 -00 34 54.9 r G96
2011-02-05 03:21:34 C 02 27 05.61 -00 34 52.9 r G96
2011-02-05 03:22:24 C 02 27 05.68 -00 34 51.5 r G96
2011-02-06 03:02:43 C 02 29 14.40 +00 13 42.3 o 291
2011-02-06 03:08:04 C 02 29 14.87 +00 13 54.1 o 291
2011-02-06 03:13:23 C 02 29 15.34 +00 14 04.5 o 291
2011-02-08 03:58:36 C 02 33 44.60 +01 53 42.5 o 291
2011-02-08 04:03:54 C 02 33 45.14 +01 53 54.9 o 291
2011-02-08 04:09:09 C 02 33 45.60 +01 54 05.3 o 291
2011-02-13 03:15:28 C 02 45 07.84 +05 54 43.4 r G96
2011-02-13 03:23:43 C 02 45 08.64 +05 54 59.8 r G96
2011-02-13 03:32:05 C 02 45 09.43 +05 55 16.2 r G96
2011-02-13 03:40:26 C 02 45 10.29 +05 55 33.0 r G96
2011-02-22 03:31:56 C 03 07 15.92 +12 56 05.3 o 291
2011-02-22 03:37:21 C 03 07 16.47 +12 56 15.2 o 291
2011-02-22 03:42:56 C 03 07 17.11 +12 56 25.8 o 291
2011-02-23 03:12:55 C 03 09 48.66 +13 40 38.6 o 291
2011-02-23 03:18:38 C 03 09 49.24 +13 40 49.3 o 291
2011-02-23 03:24:02 C 03 09 49.86 +13 41 00.4 o 291
2011-03-01 02:38:16 C 03 25 45.99 +18 02 26.9 o 291
2011-03-01 02:43:57 C 03 25 46.61 +18 02 37.6 o 291
2011-03-01 02:49:29 C 03 25 47.23 +18 02 46.9 o 291
2011-03-03 03:23:01 C 03 31 24.40 +19 27 58.7 o 291
2011-03-03 03:29:07 C 03 31 25.23 +19 28 09.2 o 291
2011-03-03 03:34:55 C 03 31 25.77 +19 28 20.5 o 291
2011-04-13 06:58:01 C 05 51 35.817 +40 09 03.23 o 568
2011-04-13 07:04:27 C 05 51 36.879 +40 09 07.72 o 568
2012-04-23 13:28:17 C 18 09 57.453 -02 04 13.00 t 568
2012-04-23 13:44:06 C 18 09 57.236 -02 04 12.20 t 568
2012-04-25 14:19:41 C 18 09 17.499 -02 01 42.86 t 568
2012-04-25 14:35:28 C 18 09 17.251 -02 01 42.10 t 568
2015-04-18 07:19:11 C 16 38 17.53 +19 43 31.4 t 705
2015-04-18 07:21:03 C 16 38 17.46 +19 43 31.8 t 705
2015-04-22 05:50:25 C 16 34 41.88 +20 03 13.5 t 705
2015-04-22 05:52:17 C 16 34 41.80 +20 03 13.9 t 705
2015-04-22 05:54:09 C 16 34 41.71 +20 03 14.4 t 705
2017-09-24 14:35:55 C 05 33 34.535 -25 48 48.29 L F51
2017-09-24 14:45:12 C 05 33 35.363 -25 48 50.97 L F51
2017-09-24 14:54:29 C 05 33 36.176 -25 48 53.60 L F51
2017-09-24 15:03:48 C 05 33 36.991 -25 48 56.40 L F51
2017-10-22 14:40:24 C 06 29 55.324 -28 11 25.13 L F51
2017-10-22 14:55:20 C 06 29 56.398 -28 11 26.60 L F51
2017-10-22 15:10:21 C 06 29 57.478 -28 11 27.90 L F51