2015 TD144

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.7573121000
Semi-major axis (a)1.9743669000 AU
Inclination (i)1.64102000°
Long. of Asc. Node (Ω)25.41040000°
Arg. of Perihelion (ω)104.42015000°
Mean Anomaly (M)212.84785000°
Mean Motion (n)0.3552730600°/day
Perihelion dist (q)0.47915500 AU
Aphelion dist (Q)3.46957880 AU
Orbital Period2.77422570 yr
Physical Parameters
H (abs. magnitude)22.60
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date
RMS Residual0.370″
Uncertainty7
Orbit TypeApollo
MOID0.001288 AU
Observations Used121
Radar Obs Used3
Oppositions1
Arc Total
First Observation Used
Last Observation Used2015-10-19
Observations (146)
Date Type RA Dec Mag Band Observatory
2015-10-16 05:02:35 C 03 47 21.80 +19 26 23.9 t 754
2015-10-16 09:00:29 C 03 50 40.68 +19 40 05.6 u H21
2015-10-16 09:02:58 C 03 50 42.80 +19 40 14.0 u H21
2015-10-16 09:05:27 C 03 50 44.96 +19 40 22.6 u H21
2015-10-16 09:07:32 C 03 50 46.73 +19 40 29.6 u H21
2015-10-16 09:09:36 C 03 50 48.52 +19 40 36.7 u H21
2015-10-16 09:11:40 C 03 50 50.30 +19 40 43.7 u H21
2015-10-16 09:13:44 C 03 50 52.08 +19 40 50.9 u H21
2015-10-16 09:15:42 C 03 50 53.77 +19 40 57.7 u H21
2015-10-16 09:17:58 C 03 50 55.74 +19 41 05.3 u H21
2015-10-17 09:32:24 C 04 17 43.67 +21 16 35.6 u H21
2015-10-17 09:34:49 C 04 17 46.89 +21 16 46.2 u H21
2015-10-17 09:37:25 C 04 17 50.34 +21 16 57.4 u H21
2015-10-17 09:40:01 C 04 17 53.80 +21 17 08.8 u H21
2015-10-17 09:42:36 C 04 17 57.25 +21 17 20.1 u H21
2015-10-17 09:46:00 C 04 18 01.76 +21 17 34.8 u H21
2015-10-19 08:30:14 C 06 03 58.96 +24 40 51.9 u 926
2015-10-19 08:31:26 C 06 04 03.10 +24 40 55.2 u 926
2015-10-19 08:32:38 C 06 04 07.21 +24 40 57.6 u 926
2015-10-19 11:00:22 C 06 12 46.41 +24 45 42.8 u 926
2015-10-19 11:01:34 C 06 12 50.72 +24 45 45.0 u 926
2015-10-19 11:02:46 C 06 12 54.97 +24 45 46.8 u 926
2015-10-03 11:17:21 C 02 53 07.46 +16 56 40.5 q G96
2015-10-03 11:25:41 C 02 53 07.41 +16 56 36.0 q G96
2015-10-03 11:34:03 C 02 53 07.30 +16 56 32.6 q G96
2015-10-03 11:42:24 C 02 53 07.21 +16 56 28.6 q G96
2015-10-10 09:24:25 C 02 51 16.796 +15 37 33.99 L F51
2015-10-10 09:42:05 C 02 51 16.485 +15 37 25.31 L F51
2015-10-10 09:59:43 C 02 51 16.174 +15 37 16.18 L F51
2015-10-10 10:17:27 C 02 51 15.861 +15 37 07.21 L F51
2015-11-03 08:08:05 C 02 36 40.31 +10 13 04.5 q G96
2015-11-03 08:15:21 C 02 36 40.07 +10 13 00.4 q G96
2015-11-03 08:22:39 C 02 36 39.84 +10 12 55.8 q G96
2015-11-03 08:29:55 C 02 36 39.62 +10 12 52.5 q G96
2019-08-12 13:59:58 C 22 09 12.386 +11 26 55.44 U F51
2019-08-12 14:13:24 C 22 09 12.022 +11 26 53.45 U F51
2019-08-12 14:26:52 C 22 09 11.653 +11 26 51.55 U F51
2019-08-12 14:40:18 C 22 09 11.289 +11 26 49.35 U F51
2019-08-28 07:49:18 C 21 58 23.065 +09 50 11.95 U F51
2019-08-28 08:05:07 C 21 58 22.567 +09 50 06.27 U F51
2019-08-28 08:20:55 C 21 58 22.067 +09 50 00.42 U F51
2019-08-28 08:36:49 C 21 58 21.568 +09 49 54.73 U F51
2019-09-04 05:47:11 C 21 53 39.76 +08 42 55.0 V G96
2019-09-04 05:54:36 C 21 53 39.55 +08 42 51.6 V G96
2019-09-04 06:02:00 C 21 53 39.31 +08 42 48.3 V G96
2019-09-04 06:09:25 C 21 53 39.11 +08 42 45.3 V G96
Radar Observations (3)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2015-10-22 13:12:00 -254068.2393 0.5 Hz 2380 -1 -1
2015-10-22 13:30:00 39709738.26 4 us 2380 -1 -1
2015-10-22 13:54:00 39864982.84 0.5 us 2380 -1 -1
Station codes
-1 Arecibo (305-m, 1963–2020)