143651 (2003 QO104)

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar ⇩ Gaia
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5261474528 ± 5.69e-09
Semi-major axis (a)2.1330188511 AU ± 3.84e-09
Inclination (i)11.62338053° ± 6.32e-07
Long. of Asc. Node (Ω)58.16555621° ± 3.15e-06
Arg. of Perihelion (ω)183.59021814° ± 3.78e-06
Mean Anomaly (M)102.05435087° ± 5.45e-06
Mean Motion (n)0.3163881694°/day ± 8.55e-10
Perihelion dist (q)1.01073642 AU ± 1.23e-08
Aphelion dist (Q)3.25530129 AU ± 1.35e-08
Orbital Period3.11524380 yr ± 8.42e-09
Physical Parameters
H (abs. magnitude)16.11
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.097″
Uncertainty0
Orbit TypeApollo
MOID0.001021 AU
Observations Used1275
Radar Obs Used6
Gaia Obs Used70
Oppositions23
Arc Total1981-2026
First Observation Used1981-07-10
Last Observation Used2026-01-11
Observations (1388)
Date Type RA Dec Mag Band Observatory
2022-11-14 08:00:01 C 01 54 03.560 +04 43 30.15 U F52
2022-11-14 08:16:44 C 01 54 02.862 +04 43 29.06 U F52
2022-11-17 06:13:16 C 01 51 16.186 +04 39 35.60 V G96
2022-11-17 06:20:45 C 01 51 15.872 +04 39 35.21 V G96
2022-11-17 06:28:14 C 01 51 15.577 +04 39 34.85 V G96
2022-11-17 06:35:43 C 01 51 15.232 +04 39 34.24 V G96
2022-11-27 06:25:22 C 01 43 13.364 +04 34 54.05 V V00
2022-11-27 06:32:31 C 01 43 13.148 +04 34 54.16 V V00
2022-11-27 06:39:40 C 01 43 12.940 +04 34 54.26 V V00
2022-11-27 06:46:56 C 01 43 12.724 +04 34 54.30 V V00
2022-12-01 03:17:38 C 01 40 47.377 +04 36 45.18 V G96
2022-12-01 03:25:44 C 01 40 47.143 +04 36 45.47 V G96
2022-12-01 03:33:50 C 01 40 46.956 +04 36 45.86 V G96
2022-12-01 03:41:55 C 01 40 46.765 +04 36 46.08 V G96
2023-11-23 06:30:10 C 06 01 00.023 +29 52 27.70 V G96
2023-11-23 06:37:35 C 06 00 59.717 +29 52 28.67 V G96
2023-11-23 06:45:01 C 06 00 59.400 +29 52 29.82 V G96
2023-11-23 06:52:27 C 06 00 59.105 +29 52 30.86 V G96
2023-12-14 06:58:40 C 05 35 28.777 +30 51 07.38 V G96
2023-12-14 07:06:59 C 05 35 28.302 +30 51 07.85 V G96
2023-12-14 07:15:09 C 05 35 27.798 +30 51 08.50 V G96
2023-12-14 07:23:18 C 05 35 27.352 +30 51 08.93 V G96
2024-03-27 05:47:37 C 05 05 45.584 +30 14 28.27 X F52
2024-03-27 05:54:11 C 05 05 45.870 +30 14 28.64 X F52
2024-03-27 06:00:44 C 05 05 46.159 +30 14 28.47 X F52
2024-03-27 06:07:18 C 05 05 46.408 +30 14 28.73 X F52
2025-08-18 13:53:41 C 02 35 50.754 +04 12 12.95 X F52
2025-08-18 13:54:36 C 02 35 50.757 +04 12 12.77 X F52
2025-08-18 14:10:22 C 02 35 50.800 +04 12 12.08 X F52
2025-08-18 14:11:16 C 02 35 50.802 +04 12 11.93 X F52
2025-08-18 14:27:02 C 02 35 50.846 +04 12 11.14 X F52
2025-08-18 14:27:57 C 02 35 50.848 +04 12 11.16 X F52
2025-08-18 14:43:48 C 02 35 50.886 +04 12 10.43 X F52
2025-08-18 14:44:43 C 02 35 50.884 +04 12 10.27 X F52
2025-08-30 13:34:48 C 02 34 46.262 +03 48 48.73 X F52
2025-08-30 13:51:46 C 02 34 46.041 +03 48 46.81 X F52
2025-08-30 14:08:45 C 02 34 45.820 +03 48 44.92 X F52
2025-08-30 14:25:49 C 02 34 45.600 +03 48 43.06 X F52
2025-09-07 21:04:19 C 02 31 21.586 +03 22 32.97 W O18
2025-09-07 21:05:07 C 02 31 21.562 +03 22 32.87 W O18
2025-09-08 21:20:41 C 02 30 47.715 +03 18 51.85 W O18
2025-09-08 21:21:28 C 02 30 47.678 +03 18 51.74 W O18
2025-09-13 20:03:50 C 02 27 34.688 +02 59 28.61 W O18
2025-09-13 21:44:07 C 02 27 31.536 +02 59 11.38 W O18
2025-09-14 16:27:30 C 02 26 57.196 +02 55 56.16 W O18
2025-09-14 18:33:00 C 02 26 53.153 +02 55 34.17 W O18
2025-09-15 20:14:29 C 02 26 03.553 +02 51 01.44 W O18
2025-09-15 22:11:48 C 02 25 59.566 +02 50 40.61 W O18
2025-09-16 13:10:03 C 02 25 29.812 +02 48 00.53 X F51
2025-09-16 13:28:20 C 02 25 29.174 +02 47 57.21 X F51
Radar Observations (6)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2009-05-26 22:07:00 121889171.38 1 us 2380 -1 -1
2009-05-26 22:07:00 98764.1014 0.06 Hz 2380 -1 -1
2009-05-27 02:20:00 347400.556 0.5 Hz 8560 -14 -14
2009-05-27 03:30:00 121101107.34 15 us 8560 -14 -14
2009-06-07 00:30:00 86347.633 0.25 Hz 8560 -14 -14
2009-06-07 01:30:00 95268014.79 5 us 8560 -14 -14
Station codes
-14 DSS-14 Goldstone (70-m) -1 Arecibo (305-m, 1963–2020)