438661 (2008 EP6)

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2931390827 ± 1.22e-08
Semi-major axis (a)1.2089100770 AU ± 9.27e-10
Inclination (i)17.72384253° ± 4.15e-06
Long. of Asc. Node (Ω)303.21973403° ± 4.43e-06
Arg. of Perihelion (ω)130.30854047° ± 4.43e-06
Mean Anomaly (M)168.41636832° ± 4.33e-06
Mean Motion (n)0.7415172860°/day ± 8.53e-10
Perihelion dist (q)0.85453129 AU ± 1.48e-08
Aphelion dist (Q)1.56328887 AU ± 1.48e-08
Orbital Period1.32920203 yr ± 1.53e-09
Physical Parameters
H (abs. magnitude)19.22
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.255″
Uncertainty0
Orbit TypeApollo
MOID0.047536 AU
Observations Used239
Radar Obs Used1
Oppositions2
Arc Total2008-2024
First Observation Used2008-03-05
Last Observation Used2024-04-12
Observations (250)
Date Type RA Dec Mag Band Observatory
2023-07-21 23:31:29 C 20 41 30.348 -21 11 11.65 V M22
2023-07-21 23:41:12 C 20 41 28.980 -21 11 02.00 V M22
2023-07-22 00:29:18 C 20 41 22.166 -21 10 11.60 V M22
2023-07-24 23:11:04 C 20 31 32.450 -19 53 03.05 V M22
2023-07-24 23:15:07 C 20 31 31.915 -19 52 58.51 V M22
2023-07-24 23:37:12 C 20 31 28.574 -19 52 32.81 V M22
2023-07-29 03:22:36 C 20 16 40.380 -17 50 43.62 V W68
2023-07-29 03:58:55 C 20 16 34.625 -17 49 57.00 V W68
2023-07-29 04:01:35 C 20 16 34.190 -17 49 53.80 V W68
2023-08-03 21:44:14 C 19 55 09.40 -14 40 15.7 X C95
2023-08-03 21:55:44 C 19 55 07.54 -14 39 59.8 X C95
2023-08-04 05:14:50 C 19 53 57.871 -14 28 48.22 V W68
2023-08-04 05:21:25 C 19 53 56.750 -14 28 38.64 V W68
2023-08-04 05:45:19 C 19 53 52.848 -14 28 03.18 V W68
2023-08-07 23:20:00 C 19 39 59.232 -12 14 11.72 V M22
2023-08-07 23:25:15 C 19 39 58.418 -12 14 03.66 V M22
2023-08-07 23:50:20 C 19 39 54.415 -12 13 25.54 V M22
2023-08-10 21:18:32 C 19 29 29.033 -10 27 13.32 V M22
2023-08-10 21:24:27 C 19 29 28.152 -10 27 03.96 V M22
2023-08-10 22:25:03 C 19 29 18.814 -10 25 31.04 V M22
2023-08-10 23:04:30 C 19 29 12.739 -10 24 30.13 V M22
2023-08-13 03:01:43 C 19 21 44.208 -09 04 52.36 V W68
2023-08-13 03:05:45 C 19 21 43.603 -09 04 46.56 V W68
2023-08-13 03:14:06 C 19 21 42.350 -09 04 33.82 V W68
2023-08-13 04:04:51 C 19 21 34.846 -09 03 15.59 V W68
2023-08-15 20:39:26 C 19 12 45.69 -07 25 44.1 V 130
2023-08-15 20:48:12 C 19 12 44.48 -07 25 31.6 V 130
2023-11-11 01:30:46 C 18 28 05.984 +24 20 13.34 V G96
2023-11-11 01:36:23 C 18 28 05.920 +24 20 17.20 V G96
2023-11-11 01:42:00 C 18 28 05.873 +24 20 21.16 V G96
2023-11-11 01:47:37 C 18 28 05.754 +24 20 25.12 V G96
2024-01-24 07:55:34 C 14 29 41.789 -33 28 47.42 V W68
2024-01-24 08:03:48 C 14 29 40.255 -33 29 20.83 V W68
2024-01-24 08:26:02 C 14 29 36.158 -33 30 51.23 V W68
2024-01-24 08:35:33 C 14 29 34.337 -33 31 29.82 V W68
2024-02-08 07:04:02 B 13 23 13.86 -51 38 11.0 X X07
2024-02-08 07:19:11 B 13 23 10.53 -51 38 44.3 X X07
2024-02-08 07:33:16 B 13 23 07.43 -51 39 14.9 X X07
2024-02-08 07:37:26 C 13 23 06.487 -51 39 24.26 V W68
2024-02-08 07:40:02 C 13 23 05.938 -51 39 29.99 V W68
2024-02-08 08:11:52 C 13 22 58.884 -51 40 38.50 V W68
2024-02-08 08:15:52 C 13 22 57.986 -51 40 47.39 V W68
2024-03-20 22:33:44 C 10 09 38.695 -55 53 14.60 V M22
2024-03-20 22:38:23 C 10 09 38.035 -55 53 11.40 V M22
2024-03-20 22:49:20 C 10 09 37.152 -55 53 00.17 V M22
2024-03-20 23:03:26 C 10 09 35.645 -55 52 46.09 V M22
2024-04-12 20:04:58 C 09 55 40.512 -46 07 23.48 V M22
2024-04-12 20:06:57 C 09 55 40.529 -46 07 21.68 V M22
2024-04-12 20:27:19 C 09 55 40.841 -46 06 59.62 V M22
2024-04-12 20:35:15 C 09 55 40.939 -46 06 49.75 V M22
Radar Observations (1)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2016-01-18 16:25:00 77346243.43 4 us 2380 -1 -1
Station codes
-1 Arecibo (305-m, 1963–2020)