2001 UP

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2872139753 ± 3.57e-07
Semi-major axis (a)0.8837628879 AU ± 1.75e-07
Inclination (i)7.69152543° ± 5.36e-05
Long. of Asc. Node (Ω)25.38990874° ± 2.84e-05
Arg. of Perihelion (ω)133.50173629° ± 7.31e-05
Mean Anomaly (M)251.01017434° ± 1.80e-03
Mean Motion (n)1.1863385306°/day ± 3.51e-07
Perihelion dist (q)0.62993384 AU ± 3.39e-07
Aphelion dist (Q)1.13759194 AU ± 3.87e-07
Orbital Period0.83081368 yr ± 2.46e-07
Physical Parameters
H (abs. magnitude)25.70
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.523″
Uncertainty1
Orbit TypeAten
MOID0.006171 AU
Observations Used38
Radar Obs Used3
Oppositions1
Arc Total2001-2001
First Observation Used2001-10-16
Last Observation Used2001-10-20
Observations (39)
Date Type RA Dec Mag Band Observatory
2001-10-16 08:10:33 C 03 29 50.93 +07 01 20.6 20.1 c 704
2001-10-16 08:33:14 C 03 29 45.40 +07 03 47.4 19.9 c 704
2001-10-16 08:55:56 C 03 29 39.56 +07 06 17.7 19.4 c 704
2001-10-16 09:19:34 C 03 29 33.53 +07 08 52.0 19.4 c 704
2001-10-17 07:37:46 C 03 25 02.81 +10 06 49.6 18.9 c 704
2001-10-17 07:47:01 C 03 24 59.40 +10 08 20.2 19.4 c 704
2001-10-17 08:00:38 C 03 24 54.49 +10 10 33.2 19.2 c 704
2001-10-17 08:09:54 C 03 24 51.14 +10 12 04.0 19.1 c 704
2001-10-17 08:23:41 C 03 24 46.09 +10 14 19.2 19.3 c 704
2001-10-17 08:32:56 C 03 24 42.66 +10 15 49.9 19.2 c 704
2001-10-17 08:55:48 C 03 24 34.19 +10 19 35.7 19.4 c 704
2001-10-17 09:18:44 C 03 24 25.63 +10 23 23.0 19.3 c 704
2001-10-18 07:32:18 C 03 16 57.91 +15 03 10.6 18.5 c 704
2001-10-18 07:54:55 C 03 16 44.74 +15 09 13.4 18.7 c 704
2001-10-18 07:55:05 C 03 16 44.61 +15 09 16.1 18.9 c 704
2001-10-18 08:17:33 C 03 16 31.40 +15 15 19.0 18.4 c 704
2001-10-18 08:17:43 C 03 16 31.29 +15 15 21.3 18.3 c 704
2001-10-18 08:40:11 C 03 16 17.86 +15 21 26.0 18.3 c 704
2001-10-18 08:40:20 C 03 16 17.74 +15 21 28.0 18.6 c 704
2001-10-18 09:04:55 C 03 16 02.98 +15 28 09.9 18.4 c 704
2001-10-18 09:05:04 C 03 16 02.87 +15 28 11.3 18.9 c 704
2001-10-19 18:03:58 C 02 49 59.88 +29 36 54.4 540
2001-10-19 18:08:18 C 02 49 53.79 +29 39 50.8 540
2001-10-19 18:11:47 C 02 49 48.92 +29 42 16.6 540
2001-10-19 18:14:48 C 02 49 44.65 +29 44 20.3 540
2001-10-19 18:39:08 C 02 49 09.25 +30 01 09.4 540
2001-10-19 18:42:07 C 02 49 04.81 +30 03 15.7 540
2001-10-19 18:45:08 C 02 49 00.25 +30 05 21.2 540
2001-10-19 18:48:08 C 02 48 55.87 +30 07 27.2 540
2001-10-20 17:34:18 C 01 42 38.78 +51 41 33.1 c 540
2001-10-20 17:36:53 C 01 42 23.86 +51 44 48.1 c 540
2001-10-20 17:57:28 C 01 40 22.70 +52 10 44.4 c 540
2001-10-20 18:00:12 C 01 40 06.55 +52 14 11.1 c 540
2001-10-20 18:02:48 C 01 39 50.81 +52 17 29.5 c 540
2001-10-20 18:05:25 C 01 39 35.02 +52 20 47.4 c 540
2001-10-20 18:24:59 C 01 37 34.51 +52 45 31.0 c 540
2001-10-20 18:27:34 C 01 37 18.28 +52 48 47.0 c 540
2001-10-20 18:35:14 C 01 36 29.81 +52 58 31.5 c 540
2001-10-20 18:38:03 C 01 36 11.77 +53 02 05.0 c 540
Radar Observations (3)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2001-10-19 04:24:00 115569.9244 0.4 Hz 2380 -1 -1
2001-10-19 04:35:00 115153.7523 0.4 Hz 2380 -1 -1
2001-10-19 04:56:00 114346.5637 0.2 Hz 2380 -1 -1
Station codes
-1 Arecibo (305-m, 1963–2020)