162004 (1991 VE)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6646316673 ± 2.00e+00
Semi-major axis (a)0.8908072722 AU ± 3.00e+00
Inclination (i)7.21654352° ± 4.00e+00
Long. of Asc. Node (Ω)61.84562639° ± 5.00e+00
Arg. of Perihelion (ω)193.67232076° ± 6.00e+00
Mean Anomaly (M)262.76275090° ± 1.04e-05
Mean Motion (n)1.1722942789°/day ± 5.92e+00
Perihelion dist (q)0.29874855 AU ± 2.05e+00
Aphelion dist (Q)1.48286599 AU ± 5.30e+00
Orbital Period0.84076695 yr ± 4.25e+00
NGA Modelr2
A22.39837328e-06 AU/d²
Physical Parameters
H (abs. magnitude)18.28
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-26
RMS Residual0.544″
Uncertainty0
Orbit TypeAten
MOID0.057482 AU
Observations Used1739
Oppositions13
Arc Total1954-2025
First Observation Used1954-11-24
Last Observation Used2025-12-26
Observations (2152)
Date Type RA Dec Mag Band Observatory
1954-11-24 05:17:59 02 01 59.19 +08 11 19.4 c 261
1954-11-24 06:02:59 02 01 53.45 +08 11 24.6 c 261
1954-11-24 06:08:00 02 01 52.78 +08 11 25.5 c 261
1954-11-24 06:20:00 02 01 51.26 +08 11 26.8 c 261
1991-11-03 12:22:59 A 04 35 24.17 +08 50 06.9 16.5 675
1991-11-03 12:56:14 A 04 35 08.06 +08 50 16.0 675
1991-11-06 09:02:14 A 04 04 27.92 +09 06 12.4 16.5 675
1991-11-06 09:08:15 A 04 04 26.12 +09 06 12.8 675
1991-11-06 09:40:30 A 04 04 11.09 +09 06 21.7 675
1991-11-06 09:46:29 A 04 04 09.40 +09 06 21.6 675
1991-11-06 10:10:30 A 04 03 58.41 +09 06 26.6 675
1991-11-06 10:42:44 A 04 03 44.62 +09 06 31.8 675
1991-11-08 10:44:50 c 03 44 15.89 +09 12 40.8 i 691
1991-11-08 10:57:18 c 03 44 10.93 +09 12 41.7 i 691
1991-11-08 11:09:55 c 03 44 06.07 +09 12 42.6 i 691
1991-11-09 08:12:45 03 36 12.28 +09 14 27.8 675
1991-11-09 08:59:00 A 03 35 55.16 +09 14 19.9 657
1991-11-09 09:14:44 03 35 48.67 +09 14 30.9 16.5 675
1991-11-10 00:54:33 C 03 30 12.41 +09 15 20.0 801
1991-11-10 01:06:12 C 03 30 08.27 +09 15 19.6 801
1991-11-10 01:22:48 C 03 30 02.40 +09 15 20.8 801
1991-11-10 01:27:19 C 03 30 00.77 +09 15 21.0 801
1991-11-10 01:33:11 C 03 29 58.60 +09 15 21.2 801
1991-11-10 01:37:36 C 03 29 56.92 +09 15 21.8 801
1991-11-10 07:14:59 03 27 57.38 +09 15 45.9 261
1991-11-10 07:28:43 C 03 27 51.10 +09 15 38.6 801
1991-11-10 07:31:26 C 03 27 50.15 +09 15 38.7 801
1991-11-10 08:19:59 03 27 34.13 +09 15 49.6 261
1991-11-10 09:59:42 03 26 59.01 +09 15 52.0 17.0 675
1991-11-10 10:41:57 03 26 44.18 +09 15 51.7 17.0 675
1991-11-27 12:57:53 C 02 01 24.79 +09 22 17.7 413
1991-11-27 13:19:37 C 02 01 22.40 +09 22 18.4 413
1991-11-27 13:24:35 C 02 01 21.83 +09 22 18.8 413
1991-11-27 13:34:33 C 02 01 20.72 +09 22 19.2 413
1996-12-17 07:49:16 C 00 50 56.83 +04 09 07.1 o 566
1996-12-17 08:01:20 C 00 50 57.47 +04 09 15.2 o 566
1996-12-17 08:14:19 C 00 50 58.14 +04 09 24.2 o 566
1997-11-28 15:12:33 C 05 12 26.75 +26 14 55.4 o 566
1997-11-28 15:27:48 C 05 12 23.79 +26 14 56.8 o 566
1997-11-28 15:42:22 C 05 12 20.88 +26 14 58.2 o 566
1997-11-29 06:43:33 C 05 09 22.99 +26 16 23.5 18.3 a 704
1997-11-29 07:36:46 C 05 09 12.09 +26 16 26.8 19.0 a 704
1997-11-29 08:04:13 C 05 09 06.71 +26 16 30.3 19.3 a 704
1997-11-29 09:12:55 C 05 08 52.43 +26 16 34.3 a 704
1997-11-30 13:07:15 C 05 03 16.68 +26 18 29.3 o 566
1997-11-30 13:21:57 C 05 03 13.68 +26 18 30.0 o 566
1997-11-30 14:04:30 C 05 03 06.26 +26 18 27.9 360
1997-11-30 14:10:59 C 05 03 04.91 +26 18 28.5 360
1997-11-30 14:16:15 C 05 03 03.81 +26 18 28.4 360
1997-12-02 08:32:43 C 04 54 30.91 +26 19 16.7 658
Radar Observations (2)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2015-01-26 15:32:00 -260343.3231 0.1 Hz 2380 -1 -1
2015-01-26 16:44:00 157830231.52 4 us 2380 -1 -1
Station codes
-1 Arecibo (305-m, 1963–2020)