2011 CT4

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.7184256041 ± 2.00e-08
Semi-major axis (a)1.7256616266 AU ± 9.00e-09
Inclination (i)2.64631670° ± 5.86e-06
Long. of Asc. Node (Ω)304.74690879° ± 1.65e-05
Arg. of Perihelion (ω)69.68607785° ± 1.70e-05
Mean Anomaly (M)230.04092713° ± 7.54e-06
Mean Motion (n)0.4347892656°/day ± 3.40e-09
Perihelion dist (q)0.48590213 AU ± 3.45e-08
Aphelion dist (Q)2.96542112 AU ± 3.78e-08
Orbital Period2.26690574 yr ± 1.77e-08
Physical Parameters
H (abs. magnitude)20.54
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.337″
Uncertainty0
Orbit TypeApollo
MOID0.006448 AU
Observations Used313
Oppositions5
Arc Total2011-2020
First Observation Used2011-02-04
Last Observation Used2020-02-19
Observations (337)
Date Type RA Dec Mag Band Observatory
2020-02-01 06:10:05 C 08 34 15.77 +17 19 23.5 V 734
2020-02-01 08:59:03 C 08 33 48.66 +17 20 26.1 o 691
2020-02-01 09:14:26 C 08 33 46.16 +17 20 31.4 o 691
2020-02-01 09:29:49 C 08 33 43.68 +17 20 36.2 o 691
2020-02-02 05:53:23 C 08 30 46.38 +17 27 18.3 V G96
2020-02-02 06:01:27 C 08 30 45.18 +17 27 20.8 V G96
2020-02-02 06:09:29 C 08 30 43.99 +17 27 23.4 V G96
2020-02-02 06:17:31 C 08 30 42.79 +17 27 26.0 V G96
2020-02-02 06:28:53 C 08 30 40.48 +17 27 27.7 q H45
2020-02-02 06:44:19 C 08 30 38.24 +17 27 32.6 q H45
2020-02-02 06:46:10 C 08 30 37.92 +17 27 33.4 q H45
2020-02-02 06:47:52 C 08 30 37.72 +17 27 34.1 q H45
2020-02-02 06:49:38 C 08 30 37.43 +17 27 34.2 q H45
2020-02-02 06:51:33 C 08 30 37.17 +17 27 34.8 q H45
2020-02-02 10:32:27 C 08 30 06.81 +17 28 51.8 V T08
2020-02-02 10:37:18 C 08 30 06.10 +17 28 53.1 V T08
2020-02-02 10:48:25 C 08 30 04.45 +17 28 56.0 V T08
2020-02-02 11:08:36 C 08 30 01.51 +17 29 01.9 V T08
2020-02-04 05:22:32 C 08 24 46.69 +17 40 16.0 U I41
2020-02-04 05:24:33 C 08 24 46.45 +17 40 16.3 U I41
2020-02-04 05:34:36 C 08 24 45.23 +17 40 19.0 U I41
2020-02-04 06:00:01 C 08 24 42.16 +17 40 25.6 U I41
2020-02-04 09:59:35 C 08 24 14.54 +17 41 29.1 V T05
2020-02-04 10:07:37 C 08 24 13.56 +17 41 31.1 V T05
2020-02-04 10:11:57 C 08 24 13.10 +17 41 32.5 V T05
2020-02-04 10:29:40 C 08 24 10.94 +17 41 36.0 V T05
2020-02-12 04:04:21 C 08 09 55.21 +18 09 42.9 U I41
2020-02-12 05:58:50 C 08 09 48.88 +18 09 54.6 U I41
2020-02-12 06:23:50 C 08 09 47.48 +18 09 57.0 U I41
2020-02-12 06:39:38 C 08 09 46.62 +18 09 58.5 U I41
2020-02-14 06:04:16 C 08 07 39.97 +18 13 48.4 V G96
2020-02-14 06:12:16 C 08 07 39.59 +18 13 48.5 V G96
2020-02-14 06:20:15 C 08 07 39.24 +18 13 49.3 V G96
2020-02-14 06:28:14 C 08 07 38.85 +18 13 49.9 V G96
2020-02-19 06:50:35 C 08 04 07.20 +18 19 50.9 o 291
2020-02-19 07:00:18 C 08 04 06.96 +18 19 51.4 o 291
2020-02-19 07:10:01 C 08 04 06.71 +18 19 51.4 o 291