413260 (2003 TL4)

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3813757827 ± 2.00e+00
Semi-major axis (a)0.7767229255 AU ± 3.00e+00
Inclination (i)12.18834920° ± 4.00e+00
Long. of Asc. Node (Ω)219.99425820° ± 5.00e+00
Arg. of Perihelion (ω)321.96711649° ± 6.00e+00
Mean Anomaly (M)330.26918746° ± 2.45e-05
Mean Motion (n)1.4398362069°/day ± 8.34e+00
Perihelion dist (q)0.48049961 AU ± 2.42e+00
Aphelion dist (Q)1.07294624 AU ± 4.43e+00
Orbital Period0.68454056 yr ± 3.97e+00
NGA Modelr2
A2-1.30070416e-06 AU/d²
Physical Parameters
H (abs. magnitude)19.57
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-29
RMS Residual0.311″
Uncertainty0
Orbit TypeAten
MOID0.026008 AU
Observations Used421
Oppositions10
Arc Total2003-2025
First Observation Used2003-10-13
Last Observation Used2025-10-05
Observations (473)
Date Type RA Dec Mag Band Observatory
2003-10-22 18:06:46 C 09 21 20.34 +77 32 25.2 m 379
2003-10-22 18:08:48 C 09 21 27.10 +77 32 26.1 m 379
2003-10-23 02:14:06 C 09 50 40.36 +77 21 38.4 14.9 d H72
2003-10-23 02:14:38 C 09 50 42.21 +77 21 35.5 15.3 d H72
2003-10-23 02:48:37 C 09 52 57.98 +77 20 48.6 13.4 d H72
2003-10-23 02:48:57 C 09 52 59.88 +77 20 47.3 15.2 d H72
2003-10-23 02:49:15 C 09 53 00.78 +77 20 47.1 14.6 d H72
2003-10-23 02:49:34 C 09 53 02.17 +77 20 46.9 14.1 d H72
2003-10-23 02:51:21 C 09 53 09.72 +77 20 42.4 15.8 d H72
2003-10-23 02:51:40 C 09 53 10.58 +77 20 43.6 13.2 d H72
2003-10-23 02:51:58 C 09 53 12.17 +77 20 43.5 15.9 d H72
2003-10-23 02:52:16 C 09 53 12.85 +77 20 42.7 14.1 d H72
2003-10-24 12:08:31 C 11 56 49.71 +74 05 54.7 c 711
2003-10-24 12:12:03 C 11 57 01.05 +74 05 20.0 c 711
2003-10-24 12:15:36 C 11 57 12.46 +74 04 45.0 c 711
2003-10-24 23:32:27 C 12 31 15.12 +71 42 36.5 r 557
2003-10-24 23:36:39 C 12 31 27.42 +71 41 39.7 r 557
2003-10-24 23:41:15 C 12 31 40.95 +71 40 37.2 r 557
2003-10-25 00:11:48 C 12 33 10.03 +71 33 41.0 r 557
2003-10-25 00:15:58 C 12 33 22.14 +71 32 44.0 r 557
2003-10-25 00:19:19 C 12 33 31.82 +71 31 58.2 r 557
2003-10-25 00:23:35 C 12 33 44.21 +71 30 59.8 r 557
2003-10-25 02:32:29 C 12 39 46.89 +71 01 08.2 c 046
2003-10-25 02:33:42 C 12 39 50.16 +71 00 51.5 c 046
2003-10-25 02:34:16 C 12 39 51.75 +71 00 43.1 c 046
2003-10-25 02:35:38 C 12 39 55.55 +71 00 24.2 c 046
2003-10-25 02:36:57 C 12 39 59.15 +71 00 05.2 c 046
2003-10-25 02:38:43 C 12 40 03.84 +70 59 40.0 c 046
2003-10-25 18:16:12 C 13 16 15.90 +66 32 42.3 15.9 c 106
2003-10-25 18:17:08 C 13 16 17.84 +66 32 24.5 15.8 c 106
2003-10-25 18:19:56 C 13 16 23.94 +66 31 27.9 15.8 c 106
2003-10-25 18:20:51 C 13 16 25.95 +66 31 09.7 15.7 c 106
2003-10-25 18:23:38 C 13 16 32.06 +66 30 14.5 15.8 c 106
2003-10-25 18:24:35 C 13 16 34.04 +66 29 55.4 15.8 c 106
2003-10-27 00:05:36 C 14 05 50.62 +54 58 23.1 o J95
2003-10-27 00:10:46 C 14 05 57.72 +54 56 03.8 o J95
2003-10-27 00:15:35 C 14 06 04.37 +54 53 54.2 o J95
2003-10-27 02:06:06 C 14 08 33.07 +54 04 06.5 o J95
2003-10-27 02:10:17 C 14 08 38.52 +54 02 13.9 o J95
2003-10-27 02:14:32 C 14 08 44.12 +54 00 18.5 o J95
2005-08-06 21:53:48 C 09 32 18.22 +74 06 47.8 o J95
2005-08-06 22:14:39 C 09 32 24.98 +74 07 39.6 o J95
2005-08-06 22:29:42 C 09 32 29.67 +74 08 16.7 o J95
2005-08-27 04:30:00 C 17 17 01.29 +77 14 46.7 18.9 c 704
2005-08-27 04:46:30 C 17 17 09.52 +77 13 58.9 19.4 c 704
2005-08-27 05:02:55 C 17 17 18.42 +77 13 11.0 19.5 c 704
2005-08-27 05:19:23 C 17 17 27.70 +77 12 23.1 19.7 c 704
2005-08-27 05:35:47 C 17 17 36.33 +77 11 37.5 19.7 c 704
2005-08-29 20:16:43 C 17 47 04.779 +74 08 41.70 c 565
2005-08-29 20:21:52 C 17 47 06.528 +74 08 25.62 c 565
Radar Observations (10)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2003-10-25 13:40:00 360735.3 0.5 Hz 8560 -14 -14
2003-10-28 16:50:00 25880576.14 1 us 2380 -1 -1
2003-10-28 16:50:00 -1108.097 0.1 Hz 2380 -1 -1
2003-10-28 21:10:00 -34378.2 0.5 Hz 8560 -14 -14
2016-10-19 06:00:00 56233173.66 3 us 8560 -14 -14
2016-10-20 05:20:00 506444.991 0.25 Hz 8560 -14 -14
2016-10-21 05:40:00 46154575.41 0.5 us 8560 -14 -14
2016-10-23 13:00:00 407501.521 0.1 Hz 8560 -14 -14
2016-10-27 18:46:00 25771281.3 0.5 us 2380 -1 -1
2016-10-27 18:46:00 -3501.5152 0.05 Hz 2380 -1 -1
Station codes
-14 DSS-14 Goldstone (70-m) -1 Arecibo (305-m, 1963–2020)