164202 (2004 EW)

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2789498288 ± 1.43e-07
Semi-major axis (a)0.9878688995 AU ± 2.52e-09
Inclination (i)4.66825737° ± 3.63e-06
Long. of Asc. Node (Ω)342.89432963° ± 9.00e-06
Arg. of Perihelion (ω)56.22049630° ± 1.22e-05
Mean Anomaly (M)121.24039779° ± 4.43e-05
Mean Motion (n)1.0038372486°/day ± 3.84e-09
Perihelion dist (q)0.71230304 AU ± 1.41e-07
Aphelion dist (Q)1.26343476 AU ± 1.41e-07
Orbital Period0.98185865 yr ± 3.75e-09
Physical Parameters
H (abs. magnitude)20.91
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.438″
Uncertainty0
Orbit TypeAten
MOID0.023554 AU
Observations Used420
Oppositions1
Arc Total2004-2017
First Observation Used2004-03-13
Last Observation Used2017-05-27
Observations (430)
Date Type RA Dec Mag Band Observatory
2008-04-15 06:39:43 C 12 41 18.53 -20 51 51.3 19.3 c 704
2008-04-15 06:55:56 C 12 41 15.99 -20 51 39.9 19.2 c 704
2009-01-31 12:41:22 C 14 57 03.45 -15 27 38.0 o 691
2009-01-31 12:56:46 C 14 57 04.19 -15 27 48.4 o 691
2009-01-31 13:11:50 C 14 57 04.88 -15 27 58.0 o 691
2011-05-18 04:04:23 C 13 57 17.54 -34 54 20.0 o 807
2011-05-18 04:12:47 C 13 57 16.11 -34 54 13.7 o 807
2011-05-18 04:16:08 C 13 57 15.54 -34 54 11.0 o 807
2011-05-18 04:21:12 C 13 57 14.67 -34 54 07.0 o 807
2013-05-06 10:01:23 C 17 29 01.00 -41 52 28.8 u 807
2013-05-06 10:06:35 C 17 29 00.68 -41 52 33.0 u 807
2013-05-06 10:11:50 C 17 29 00.34 -41 52 37.9 u 807
2015-06-01 06:50:02 C 20 27 45.62 -44 36 36.1 u 807
2015-06-01 06:56:24 C 20 27 46.31 -44 36 43.2 u 807
2015-06-01 07:02:04 C 20 27 46.93 -44 36 49.6 u 807
2015-06-01 07:07:31 C 20 27 47.53 -44 36 55.8 u 807
2015-06-01 07:13:57 C 20 27 48.20 -44 37 02.9 u 807
2015-06-04 05:20:07 C 20 36 37.02 -45 56 18.0 u 807
2015-06-04 05:28:14 C 20 36 38.01 -45 56 28.0 u 807
2015-06-04 05:36:32 C 20 36 39.00 -45 56 39.0 u 807
2015-07-03 14:47:23 C 01 42 21.45 -63 26 38.4 q Q62
2015-07-03 14:56:00 C 01 42 31.34 -63 26 28.4 q Q62
2015-07-03 14:56:18 C 01 42 31.65 -63 26 28.0 q Q62
2015-07-03 15:05:12 C 01 42 41.86 -63 26 16.8 q Q62
2015-07-03 16:01:13 C 01 43 45.66 -63 25 06.1 q Q62
2015-07-03 16:19:24 C 01 44 06.15 -63 24 42.0 q Q62
2015-07-08 09:34:48 S 03 45 48.082 -55 59 42.25 L C51
2017-05-27 10:49:31 C 22 10 33.83 -26 56 14.9 o 691
2017-05-27 10:54:59 C 22 10 34.89 -26 56 12.0 o 691
2017-05-27 11:00:26 C 22 10 35.96 -26 56 08.4 o 691