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
2003-10-15 06:24:43 C 05 30 17.40 +67 56 10.6 c 649
2003-10-15 06:27:17 C 05 30 18.19 +67 56 18.1 c 649
2003-10-15 06:29:50 C 05 30 18.99 +67 56 25.4 c 649
2003-10-15 06:32:24 C 05 30 19.79 +67 56 32.9 c 649
2003-10-15 14:40:27 C 05 33 15.52 +68 18 21.3 m 340
2003-10-15 14:44:10 C 05 33 16.88 +68 18 31.9 m 340
2003-10-15 14:48:39 C 05 33 18.45 +68 18 45.7 m 340
2003-10-15 14:50:36 C 05 33 19.02 +68 18 51.3 m 340
2003-10-15 14:52:22 C 05 33 19.48 +68 18 57.3 m 340
2003-10-15 14:54:49 C 05 33 20.47 +68 19 05.1 m 340
2003-10-15 17:11:47 C 05 34 03.80 +68 25 55.9 m 349
2003-10-15 17:20:24 C 05 34 06.53 +68 26 21.3 m 349
2003-10-15 17:22:45 C 05 34 07.21 +68 26 27.7 m 349
2003-10-15 17:25:05 C 05 34 07.97 +68 26 34.7 m 349
2003-10-15 19:58:28 C 05 35 11.91 +68 31 45.0 o J95
2003-10-15 20:05:46 C 05 35 14.92 +68 32 07.4 o J95
2003-10-15 20:12:28 C 05 35 17.80 +68 32 27.5 o J95
2003-10-15 20:47:56 C 05 35 32.32 +68 34 15.9 o J95
2003-10-16 01:09:44 C 05 37 13.59 +68 47 45.5 o J95
2003-10-16 01:16:39 C 05 37 16.13 +68 48 06.7 o J95
2003-10-16 01:23:00 C 05 37 18.45 +68 48 26.2 o J95
2003-10-16 18:43:10 C 05 44 52.35 +69 40 57.0 m 379
2003-10-16 18:59:04 C 05 44 58.78 +69 41 46.0 m 379
2003-10-16 19:06:34 C 05 45 01.93 +69 42 09.2 m 379
2003-10-17 02:37:06 C 05 48 52.19 +70 05 22.5 r 557
2003-10-17 02:50:35 C 05 48 58.38 +70 06 06.4 r 557
2003-10-17 03:05:24 C 05 49 05.26 +70 06 54.1 r 557
2003-10-17 03:21:30 C 05 49 12.70 +70 07 45.8 r 557
2003-10-17 03:36:18 C 05 49 19.61 +70 08 33.2 r 557
2003-10-17 03:49:45 C 05 49 25.89 +70 09 16.0 r 557
2003-10-17 04:05:53 C 05 49 33.46 +70 10 07.1 r 557
2003-10-17 04:13:58 C 05 49 37.26 +70 10 32.4 r 557
2003-10-17 17:49:02 C 05 57 42.42 +70 53 30.8 d 557
2003-10-17 18:40:57 C 05 58 17.66 +70 56 40.4 d 557
2003-10-17 19:30:07 C 05 58 50.79 +70 59 42.9 d 557
2003-10-17 20:10:16 C 05 59 17.07 +71 02 06.0 r A17
2003-10-17 20:51:16 C 05 59 44.49 +71 04 40.6 r A17
2003-10-17 21:34:17 C 06 00 12.75 +71 07 31.5 d 557
2003-10-17 22:15:34 C 06 00 39.37 +71 10 08.4 d 557
2003-10-17 23:05:20 C 06 01 11.09 +71 13 17.3 d 557
2003-10-17 23:58:38 C 06 01 44.63 +71 16 38.6 d 557
2003-10-18 00:40:31 C 06 02 10.78 +71 19 15.6 d 557
2003-10-18 01:26:45 C 06 02 39.50 +71 22 07.2 d 557
2003-10-18 01:56:18 C 06 02 57.80 +71 23 55.5 d 557
2003-10-18 02:25:40 C 06 03 15.98 +71 25 42.3 d 557
2003-10-18 02:55:54 C 06 03 34.80 +71 27 31.2 d 557
2003-10-18 03:26:11 C 06 03 53.68 +71 29 19.1 d 557
2003-10-18 04:08:31 C 06 04 20.33 +71 31 48.3 d 557
2003-10-18 17:27:47 C 06 14 50.03 +72 17 57.4 r 557
2003-10-18 18:00:34 C 06 15 19.93 +72 20 06.3 r 557
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)