425755 (2011 CP4)

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.8703302886 ± 3.21e-08
Semi-major axis (a)0.9117226415 AU ± 8.58e-09
Inclination (i)9.46992455° ± 8.44e-06
Long. of Asc. Node (Ω)147.96713706° ± 7.98e-06
Arg. of Perihelion (ω)159.93891145° ± 8.77e-06
Mean Anomaly (M)239.26003177° ± 3.55e-05
Mean Motion (n)1.1321870054°/day ± 1.60e-08
Perihelion dist (q)0.11822281 AU ± 2.93e-08
Aphelion dist (Q)1.70522247 AU ± 3.34e-08
Orbital Period0.87055078 yr ± 1.23e-08
NGA Modelr2
A25.90288092e-14 ± 5.05e-15 AU/d²
Physical Parameters
H (abs. magnitude)21.12
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.386″
Uncertainty0
Orbit TypeAten
MOID0.019179 AU
Observations Used176
Oppositions3
Arc Total2002-2025
First Observation Used2002-01-10
Last Observation Used2025-02-27
Observations (182)
Date Type RA Dec Mag Band Observatory
2011-03-04 05:25:54 C 07 09 21.20 +20 16 39.6 o 291
2011-03-04 05:31:30 C 07 09 20.27 +20 16 42.2 o 291
2012-01-29 09:53:58 C 12 20 58.21 -03 23 26.6 c H21
2012-01-29 10:07:03 C 12 20 58.65 -03 23 26.1 c H21
2012-01-29 10:20:48 C 12 20 59.14 -03 23 26.4 c H21
2012-01-31 09:10:34 C 12 22 57.16 -03 22 32.7 c H21
2012-01-31 09:26:54 C 12 22 57.81 -03 22 31.5 c H21
2012-01-31 09:38:18 C 12 22 58.18 -03 22 31.2 c H21
2012-02-01 13:06:03 C 12 24 09.95 -03 20 57.8 o F65
2012-02-01 13:10:28 C 12 24 10.12 -03 20 57.4 o F65
2012-02-01 13:14:49 C 12 24 10.28 -03 20 57.3 o F65
2012-02-01 13:19:10 C 12 24 10.46 -03 20 56.9 o F65
2012-02-01 13:23:31 C 12 24 10.62 -03 20 56.6 o F65
2012-02-01 13:27:52 C 12 24 10.79 -03 20 56.3 o F65
2012-02-09 14:17:16 C 12 34 27.48 -02 39 44.7 o F65
2012-02-09 14:20:43 C 12 34 27.67 -02 39 43.1 o F65
2012-02-09 14:24:05 C 12 34 27.88 -02 39 41.6 o F65
2012-02-09 14:27:25 C 12 34 28.08 -02 39 40.1 o F65
2012-02-13 18:36:48 C 12 43 31.40 -01 32 00.7 r E12
2012-02-13 18:44:37 C 12 43 32.26 -01 31 52.7 r E12
2012-02-14 18:23:48 C 12 46 39.89 -01 05 18.0 r E12
2012-02-14 18:29:20 C 12 46 40.64 -01 05 11.1 r E12
2012-02-15 18:39:29 C 12 50 34.16 -00 30 39.9 r E12
2012-02-15 18:44:52 C 12 50 35.04 -00 30 31.2 r E12
2012-02-16 18:27:36 C 12 55 24.04 +00 13 32.7 r E12
2012-02-16 18:32:16 C 12 55 25.03 +00 13 42.8 r E12
2012-02-18 15:00:19 C 13 09 09.57 +02 21 03.3 o 300
2012-02-18 15:07:44 C 13 09 12.43 +02 21 33.2 o 300
2012-02-18 15:10:13 C 13 09 13.49 +02 21 41.7 o 300
2012-02-18 15:17:37 C 13 09 16.30 +02 22 11.8 o 300
2012-02-20 09:20:35 C 13 34 57.99 +06 27 35.0 18.0 c 704
2012-02-20 09:37:46 C 13 35 12.97 +06 30 02.0 17.7 c 704
2012-02-20 09:54:55 C 13 35 28.10 +06 32 30.4 17.2 c 704
2012-02-20 10:12:25 C 13 35 43.59 +06 35 03.3 17.0 c 704
2012-02-20 10:29:39 C 13 35 58.93 +06 37 33.7 16.9 c 704
2012-02-20 11:27:06 C 13 36 51.33 +06 46 07.1 r 703
2012-02-20 11:38:30 C 13 37 01.74 +06 47 49.0 r 703
2012-02-20 11:49:50 C 13 37 12.18 +06 49 31.2 r 703
2012-02-20 12:01:14 C 13 37 22.69 +06 51 14.4 r 703
2012-02-21 10:05:59 C 14 05 54.34 +11 13 36.3 17.1 c 704
2012-02-21 10:23:32 C 14 06 23.82 +11 18 08.1 16.9 c 704
2012-02-21 10:41:05 C 14 06 53.55 +11 22 42.1 16.8 c 704
2012-02-21 18:37:17 C 14 22 33.796 +13 44 20.83 r E12
2012-02-21 18:37:46 C 14 22 34.860 +13 44 30.36 r E12
2012-02-21 18:38:17 C 14 22 36.023 +13 44 40.25 r E12
2012-02-21 18:38:48 C 14 22 37.125 +13 44 50.24 r E12
2012-02-21 18:39:48 C 14 22 39.312 +13 45 09.59 r E12
2012-02-21 18:40:20 C 14 22 40.485 +13 45 19.81 r E12
2012-02-21 18:40:53 C 14 22 41.690 +13 45 30.35 r E12
2012-02-21 18:41:57 C 14 22 44.019 +13 45 50.84 r E12