162421 (2000 ET70)

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar ⇩ Gaia
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.1238454826 ± 2.00e+00
Semi-major axis (a)0.9466419772 AU ± 3.00e+00
Inclination (i)22.32382396° ± 4.00e+00
Long. of Asc. Node (Ω)331.11239997° ± 5.00e+00
Arg. of Perihelion (ω)46.06514566° ± 6.00e+00
Mean Anomaly (M)99.55031914° ± 1.27e-04
Mean Motion (n)1.0701228518°/day ± 5.09e+00
Perihelion dist (q)0.82940464 AU ± 3.24e+00
Aphelion dist (Q)1.06387931 AU ± 3.87e+00
Orbital Period0.92104031 yr ± 4.38e+00
NGA Modelr2
A2-1.19929707e-06 AU/d²
Physical Parameters
H (abs. magnitude)18.11
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-27
RMS Residual0.506″
Uncertainty0
Orbit TypeAten
MOID0.030174 AU
Observations Used634
Gaia Obs Used64
Oppositions3
Arc Total1977-2015
First Observation Used2000-03-08
Last Observation Used2025-07-26
Observations (690)
Date Type RA Dec Mag Band Observatory
2011-03-10 04:45:36 C 04 17 51.88 +28 32 46.4 o 448
2011-03-17 02:12:46 C 04 55 31.41 +24 09 13.7 u 448
2011-03-17 02:23:38 C 04 55 33.65 +24 08 56.5 u 448
2011-03-17 02:35:04 C 04 55 36.05 +24 08 38.1 u 448
2011-03-17 02:50:23 C 04 55 39.28 +24 08 11.3 u 448
2011-03-25 19:16:02 C 05 36 07.94 +18 27 29.3 c A24
2011-03-25 19:17:04 C 05 36 08.09 +18 27 26.9 c A24
2011-03-25 20:22:14 C 05 36 19.51 +18 25 41.7 c A24
2011-03-25 20:23:17 C 05 36 19.64 +18 25 39.7 c A24
2011-03-30 19:20:40 C 05 56 31.06 +15 17 12.7 c A24
2011-03-30 19:33:34 C 05 56 33.15 +15 16 50.9 c A24
2011-03-30 19:42:21 C 05 56 34.63 +15 16 37.0 c A24
2011-03-30 20:05:03 C 05 56 38.22 +15 16 01.8 c A24
2011-10-31 01:31:41 C 17 29 11.38 +14 45 42.0 u 448
2011-10-31 01:47:05 C 17 29 12.16 +14 46 15.5 u 448
2011-10-31 02:07:29 C 17 29 13.25 +14 47 01.8 u 448
2011-11-28 01:32:19 C 17 39 19.44 +34 20 13.3 r 703
2011-11-28 01:33:06 C 17 39 19.47 +34 20 15.7 r 703
2011-11-28 01:39:37 C 17 39 19.36 +34 20 21.2 r 703
2011-11-28 01:40:24 C 17 39 19.40 +34 20 22.8 r 703
2011-11-28 01:47:03 C 17 39 19.15 +34 20 31.4 r 703
2011-11-28 01:47:55 C 17 39 19.18 +34 20 31.0 r 703
2011-11-28 01:54:38 C 17 39 18.82 +34 20 38.2 r 703
2011-11-28 01:55:29 C 17 39 19.08 +34 20 40.5 r 703
2012-01-25 23:06:50 C 16 21 31.05 +39 07 08.4 17.2 r 168
2012-01-25 23:32:35 C 16 21 28.26 +39 06 47.5 17.1 r 168
2012-01-25 23:37:01 C 16 21 27.72 +39 06 44.1 17.1 r 168
2012-01-29 11:56:20 C 16 11 26.51 +37 40 19.2 u H36
2012-01-29 11:57:27 C 16 11 26.34 +37 40 17.9 u H36
2012-01-29 11:58:36 C 16 11 26.16 +37 40 16.6 u H36
2012-01-29 11:59:44 C 16 11 26.00 +37 40 15.2 u H36
2012-01-30 11:55:01 C 16 08 10.42 +37 10 11.8 r 703
2012-01-30 12:03:59 C 16 08 09.06 +37 10 00.4 r 703
2012-01-30 12:12:54 C 16 08 07.65 +37 09 50.0 r 703
2012-01-30 12:21:53 C 16 08 06.21 +37 09 38.8 r 703
2012-02-01 00:47:56 C 16 02 39.01 +36 17 10.2 u C01
2012-02-01 00:50:17 C 16 02 38.63 +36 17 06.9 u C01
2012-02-01 00:52:41 C 16 02 38.26 +36 17 03.4 u C01
2012-02-01 00:55:03 C 16 02 37.88 +36 16 59.9 u C01
2012-02-01 00:57:25 C 16 02 37.48 +36 16 56.6 u C01
2012-02-19 16:53:26 C 12 42 09.38 -13 16 25.1 o 300
2012-02-19 16:55:43 C 12 42 07.05 -13 17 00.6 o 300
2012-02-19 16:58:02 C 12 42 04.68 -13 17 36.1 o 300
2012-02-19 17:00:20 C 12 42 02.32 -13 18 11.6 o 300
2012-02-19 17:02:38 C 12 41 59.95 -13 18 46.9 o 300
2012-02-19 17:04:56 C 12 41 57.58 -13 19 22.3 o 300
2012-02-19 17:07:14 C 12 41 55.22 -13 19 57.9 o 300
2012-02-19 17:09:31 C 12 41 52.86 -13 20 33.1 o 300
2012-02-19 17:12:00 C 12 41 50.29 -13 21 11.4 o 300
2012-02-19 17:12:58 C 12 41 49.32 -13 21 26.1 o 300
Radar Observations (18)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2012-02-12 08:50:00 67220894.76 0.5 us 2380 -1 -1
2012-02-12 10:03:00 66974197.5 0.5 us 2380 -1 -1
2012-02-13 09:11:00 62452848.06 0.5 us 2380 -1 -1
2012-02-13 10:00:00 62298918.42 0.5 us 2380 -1 -1
2012-02-14 09:28:00 58061903.74 0.5 us 2380 -1 -1
2012-02-14 10:06:00 57953990.18 0.5 us 2380 -1 -1
2012-02-14 10:16:00 57925824.25 0.5 us 2380 -1 -1
2012-02-15 08:30:00 54319877.92 0.5 us 2380 -1 -1
2012-02-15 09:20:00 54206358.81 3 us 8560 -14 -14
2012-02-15 09:47:00 54126135.16 0.5 us 2380 -1 -1
2012-02-16 08:23:00 50979848.61 0.5 us 2380 -1 -1
2012-02-16 09:30:00 50840187.02 0.5 us 2380 -1 -1
2012-02-17 08:05:00 48327621.88 0.5 us 2380 -1 -1
2012-02-17 08:43:00 48267222.55 0.5 us 2380 -1 -1
2012-02-18 07:40:00 46481930.28 2 us 8560 -14 -14
2012-02-19 07:30:00 45481292.56 2 us 8560 -14 -14
2012-02-20 10:10:00 45483470.81 2 us 8560 -14 -14
2012-08-24 17:08:00 153139162.28 3 us 2380 -1 -1
Station codes
-14 DSS-14 Goldstone (70-m) -1 Arecibo (305-m, 1963–2020)