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
2014-10-13 11:50:55 C 08 34 25.14 +20 07 08.1 q 703
2014-10-13 11:58:54 C 08 34 27.31 +20 06 49.0 q 703
2014-10-14 10:53:25 C 08 40 58.42 +19 09 22.1 q G96
2014-10-14 11:05:25 C 08 41 01.78 +19 08 52.3 q G96
2014-10-14 11:17:26 C 08 41 05.17 +19 08 21.5 q G96
2014-10-14 11:29:25 C 08 41 08.52 +19 07 51.2 q G96
2014-10-24 11:40:08 C 09 51 23.83 +07 34 29.9 q G96
2014-10-24 11:46:00 C 09 51 25.55 +07 34 12.5 q G96
2014-10-24 11:52:39 C 09 51 27.49 +07 33 51.0 q G96
2014-10-24 11:58:33 C 09 51 29.20 +07 33 33.1 q G96
2016-09-04 10:04:24 C 03 50 41.61 +53 34 48.5 q 703
2016-09-04 10:13:15 C 03 50 41.84 +53 34 54.2 q 703
2016-09-04 10:22:03 C 03 50 42.44 +53 34 59.6 q 703
2016-09-04 10:30:53 C 03 50 42.69 +53 35 04.5 q 703
2016-09-27 03:47:45 C 04 18 51.67 +59 35 51.0 q G40
2016-09-27 04:27:21 C 04 18 52.52 +59 36 28.6 q G40
2016-09-27 06:02:44 C 04 18 54.40 +59 37 56.1 q G40
2016-09-30 10:26:57 C 04 22 14.25 +60 53 30.1 q H45
2016-09-30 10:28:39 C 04 22 14.28 +60 53 31.9 q H45
2016-09-30 10:29:50 C 04 22 14.33 +60 53 33.1 q H45
2016-09-30 10:31:07 C 04 22 14.34 +60 53 34.5 q H45
2016-09-30 10:32:21 C 04 22 14.35 +60 53 35.6 q H45
2016-09-30 10:33:33 C 04 22 14.37 +60 53 37.0 q H45
2016-09-30 21:54:30 C 04 22 48.44 +61 05 10.1 q Z80
2016-09-30 22:00:46 C 04 22 48.62 +61 05 17.8 q Z80
2016-09-30 22:07:01 C 04 22 48.94 +61 05 24.8 q Z80
2016-09-30 22:13:16 C 04 22 49.24 +61 05 33.3 q Z80
2016-09-30 22:19:31 C 04 22 49.48 +61 05 41.4 q Z80
2016-10-03 23:26:05 C 04 25 44.66 +62 33 14.1 q K38
2016-10-03 23:49:22 C 04 25 45.16 +62 33 47.4 q K38
2016-10-04 00:12:04 C 04 25 45.60 +62 34 19.8 q K38
2016-10-04 03:27:18 C 04 25 48.09 +62 38 45.9 c A24
2016-10-04 03:28:21 C 04 25 48.11 +62 38 46.9 c A24
2016-10-05 03:59:41 C 04 26 42.68 +63 12 12.3 c A24
2016-10-05 04:00:43 C 04 26 42.68 +63 12 13.3 c A24
2016-10-06 19:53:01 C 04 28 17.05 +64 11 25.1 q 168
2016-10-06 20:51:57 C 04 28 18.06 +64 13 04.7 q 168
2016-10-06 20:55:36 C 04 28 18.18 +64 13 11.2 q 168
2016-10-06 21:38:32 C 04 28 18.80 +64 14 23.2 q 168
2016-10-06 21:43:31 C 04 28 18.88 +64 14 31.5 q 168
2016-10-11 08:13:00 C 04 32 08.44 +67 40 50.1 17.2 q H06
2016-10-11 08:14:53 C 04 32 08.46 +67 40 55.0 17.4 q H06
2016-10-11 08:16:50 C 04 32 08.54 +67 40 59.2 17.4 q H06
2016-10-14 03:37:03 C 04 34 52.58 +70 45 39.4 q W19
2016-10-14 03:44:07 C 04 34 52.84 +70 46 04.7 q W19
2016-10-14 03:50:27 C 04 34 52.99 +70 46 27.1 q W19
2016-10-14 03:56:49 C 04 34 53.16 +70 46 49.2 q W19
2016-10-14 04:03:06 C 04 34 53.28 +70 47 11.8 q W19
2016-10-16 13:09:27 C 04 37 38.029 +74 25 59.76 L F51
2016-10-16 13:49:35 C 04 37 35.614 +74 28 59.21 L F51
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)