153271 (2001 CL42)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4024282108 ± 1.09e-08
Semi-major axis (a)1.5573068085 AU ± 3.51e-09
Inclination (i)21.64877711° ± 4.18e-06
Long. of Asc. Node (Ω)12.01047413° ± 3.85e-06
Arg. of Perihelion (ω)270.87781655° ± 5.86e-06
Mean Anomaly (M)182.20415069° ± 1.49e-05
Mean Motion (n)0.5071670178°/day ± 1.71e-09
Perihelion dist (q)0.93060262 AU ± 1.72e-08
Aphelion dist (Q)2.18401100 AU ± 1.77e-08
Orbital Period1.94339586 yr ± 6.57e-09
Physical Parameters
H (abs. magnitude)17.40
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.424″
Uncertainty0
Orbit TypeApollo
MOID0.190588 AU
Observations Used989
Oppositions12
Arc Total2001-2026
First Observation Used2001-02-15
Last Observation Used2026-01-09
Observations (1044)
Date Type RA Dec Mag Band Observatory
2003-05-23 09:37:09 C 09 27 36.08 -14 42 30.2 c E14
2003-05-23 09:47:22 C 09 27 35.65 -14 42 45.4 c E14
2003-05-23 09:56:33 C 09 27 35.26 -14 42 59.1 c E14
2003-09-06 07:03:19 C 03 26 04.97 -44 13 02.5 d 859
2003-09-06 07:04:56 C 03 26 04.33 -44 12 58.9 d 859
2003-09-06 07:06:38 C 03 26 03.62 -44 12 55.2 d 859
2003-09-10 15:13:28 C 02 46 14.117 -39 36 08.46 r 413
2003-09-10 15:15:18 C 02 46 13.399 -39 36 03.03 r 413
2003-09-10 15:17:09 C 02 46 12.691 -39 35 57.50 r 413
2003-09-12 14:34:30 C 02 28 38.64 -37 05 08.5 15.8 c E17
2003-09-12 14:43:59 C 02 28 35.23 -37 04 35.7 15.9 c E17
2003-09-12 14:53:31 C 02 28 31.69 -37 04 04.4 15.9 c E17
2003-09-18 13:50:44 C 01 39 44.16 -28 17 21.1 r 428
2003-09-18 13:52:08 C 01 39 43.69 -28 17 15.5 r 428
2003-09-18 13:53:31 C 01 39 43.22 -28 17 10.0 r 428
2003-09-18 13:54:55 C 01 39 42.79 -28 17 04.9 r 428
2003-09-21 03:53:02 C 01 21 09.62 -24 12 16.6 d 859
2003-09-21 03:54:27 C 01 21 09.16 -24 12 11.0 d 859
2003-09-21 03:55:54 C 01 21 08.74 -24 12 05.1 d 859
2003-09-28 16:37:10 C 00 37 12.66 -12 53 24.1 300
2003-09-28 16:39:04 C 00 37 12.30 -12 53 17.1 300
2003-09-28 16:40:59 C 00 37 11.87 -12 53 11.2 300
2003-09-28 16:42:54 C 00 37 11.51 -12 53 03.8 300
2003-09-28 16:44:49 C 00 37 11.03 -12 52 57.5 300
2003-09-28 16:50:33 C 00 37 09.85 -12 52 37.5 300
2003-09-29 14:56:40 C 00 32 49.05 -11 37 55.2 m 379
2003-09-29 15:00:44 C 00 32 48.17 -11 37 41.4 m 379
2003-09-30 14:45:31 C 00 28 21.12 -10 20 02.1 m 379
2003-09-30 14:51:38 C 00 28 19.85 -10 19 41.5 m 379
2003-09-30 15:38:10 C 00 28 10.96 -10 17 13.2 355
2003-09-30 15:40:30 C 00 28 10.48 -10 17 05.5 355
2003-09-30 15:43:00 C 00 28 10.04 -10 16 57.8 355
2003-09-30 15:45:20 C 00 28 09.56 -10 16 50.1 355
2003-09-30 15:48:20 C 00 28 09.00 -10 16 40.1 355
2003-10-01 13:17:06 C 00 24 21.06 -09 08 55.9 m 379
2003-10-01 13:44:36 C 00 24 16.09 -09 07 31.2 m 379
2003-10-02 14:54:10 C 00 20 01.13 -07 51 09.9 m 379
2003-10-02 14:56:12 C 00 20 00.76 -07 51 04.0 m 379
2003-10-02 15:00:17 C 00 20 00.07 -07 50 51.6 m 379
2003-10-02 15:02:19 C 00 19 59.72 -07 50 45.7 m 379
2003-10-03 05:06:40 C 00 17 42.97 -07 08 54.6 c 860
2003-10-03 05:09:14 C 00 17 42.52 -07 08 47.6 c 860
2003-10-03 05:11:44 C 00 17 42.12 -07 08 40.0 c 860
2003-10-04 13:29:41 C 00 12 46.79 -05 38 05.9 16.0 c 608
2003-10-04 13:44:28 C 00 12 44.57 -05 37 25.3 16.0 c 608
2003-10-04 13:59:40 C 00 12 42.28 -05 36 43.5 16.2 c 608
2003-10-04 14:01:24 C 00 12 43.99 -05 36 47.0 m 379
2003-10-04 14:07:28 C 00 12 43.03 -05 36 30.5 m 379
2003-10-04 22:34:43 C 00 11 29.87 -05 13 37.6 r 170
2003-10-04 22:35:42 C 00 11 29.72 -05 13 35.0 r 170