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
2017-12-10 11:50:50 C 07 33 39.58 -15 04 15.1 U T05
2017-12-10 12:15:09 C 07 33 40.11 -15 03 19.0 U T05
2017-12-10 12:28:30 C 07 33 40.41 -15 02 48.5 U T05
2017-12-10 12:29:10 C 07 33 40.43 -15 02 47.2 U T05
2017-12-14 05:36:08 C 07 35 58.37 -11 15 37.3 U W88
2017-12-14 05:56:53 C 07 35 58.75 -11 14 39.1 U W88
2017-12-14 07:25:29 C 07 36 00.22 -11 10 29.5 U W88
2017-12-14 07:40:35 C 07 36 00.48 -11 09 46.9 U W88
2017-12-15 05:31:15 C 07 36 30.52 -10 06 39.5 U W88
2017-12-15 07:20:29 C 07 36 32.24 -10 01 16.2 U W88
2017-12-15 07:50:35 C 07 36 32.68 -09 59 46.7 U W88
2017-12-15 08:05:23 C 07 36 32.90 -09 59 02.6 U W88
2017-12-17 09:47:50 C 07 37 33.12 -07 23 33.9 U I41
2017-12-17 11:29:10 C 07 37 35.38 -07 17 54.1 U T08
2017-12-17 11:31:12 C 07 37 35.38 -07 17 46.8 U T08
2017-12-17 11:37:37 C 07 37 34.46 -07 17 30.3 U I41
2017-12-17 11:42:55 C 07 37 35.52 -07 17 08.7 U T08
2017-12-17 12:53:02 C 07 37 35.45 -07 13 19.4 U I41
2017-12-17 13:38:19 C 07 37 36.11 -07 10 48.3 U I41
2017-12-18 06:58:09 C 07 37 56.83 -06 12 06.0 U I41
2017-12-18 08:37:58 C 07 37 57.97 -06 06 22.0 U I41
2017-12-18 08:38:45 C 07 37 57.98 -06 06 19.0 U I41
2017-12-18 09:05:03 C 07 37 58.25 -06 04 48.4 U I41
2017-12-23 10:41:56 C 07 39 35.91 +01 47 59.1 U T05
2017-12-23 10:54:28 C 07 39 35.94 +01 48 53.0 U T05
2017-12-23 10:56:34 C 07 39 35.94 +01 49 02.2 U T05
2017-12-23 11:06:53 C 07 39 35.96 +01 49 46.7 U T05
2017-12-23 11:09:03 C 07 39 35.95 +01 49 56.0 U T05
2017-12-23 11:18:31 C 07 39 35.99 +01 50 36.6 U T05
2017-12-23 11:20:39 C 07 39 35.98 +01 50 46.1 U T05
2017-12-23 11:32:13 C 07 39 35.99 +01 51 35.9 U T05
2017-12-24 00:44:38 C 07 39 43.04 +02 49 00.2 q 160
2017-12-24 00:46:55 C 07 39 43.06 +02 49 10.1 q 160
2017-12-24 00:49:11 C 07 39 43.07 +02 49 20.0 q 160
2017-12-24 14:56:04 C 07 39 48.73 +03 52 19.5 U T05
2017-12-24 15:14:03 C 07 39 48.76 +03 53 40.1 U T05
2017-12-24 15:31:31 C 07 39 48.83 +03 54 58.8 U T05
2017-12-24 15:49:12 C 07 39 48.88 +03 56 18.0 U T05
2017-12-26 06:27:23 C 07 40 06.89 +06 54 51.9 U 703
2017-12-26 06:34:59 C 07 40 06.88 +06 55 27.9 U 703
2017-12-26 06:42:35 C 07 40 06.87 +06 56 04.1 U 703
2017-12-29 04:54:42 C 07 40 21.63 +12 42 09.4 U 703
2017-12-29 05:02:16 C 07 40 21.67 +12 42 47.3 U 703
2017-12-29 05:09:49 C 07 40 21.65 +12 43 25.9 U 703
2017-12-29 05:17:23 C 07 40 21.66 +12 44 04.6 U 703
2017-12-30 10:39:38 C 07 40 21.49 +15 15 37.5 U T08
2017-12-30 10:46:02 C 07 40 21.42 +15 16 11.0 U T08
2017-12-30 11:03:59 C 07 40 21.26 +15 17 44.6 U T08
2017-12-30 11:22:53 C 07 40 21.08 +15 19 23.1 U T08
2017-12-31 21:03:47 C 07 40 19.41 +18 16 04.7 U K74