476601 (2008 SE85)

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5251502193 ± 4.25e-08
Semi-major axis (a)1.6256236176 AU ± 9.42e-09
Inclination (i)29.61162408° ± 1.55e-05
Long. of Asc. Node (Ω)177.41470999° ± 8.64e-06
Arg. of Perihelion (ω)294.90702886° ± 9.69e-06
Mean Anomaly (M)59.19941294° ± 1.90e-05
Mean Motion (n)0.4755347687°/day ± 4.13e-09
Perihelion dist (q)0.77192702 AU ± 6.92e-08
Aphelion dist (Q)2.47932022 AU ± 7.05e-08
Orbital Period2.07266923 yr ± 1.80e-08
Physical Parameters
H (abs. magnitude)19.80
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.372″
Uncertainty0
Orbit TypeApollo
MOID0.024917 AU
Observations Used123
Radar Obs Used2
Oppositions3
Arc Total2008-2016
First Observation Used2008-09-28
Last Observation Used2016-08-30
Observations (127)
Date Type RA Dec Mag Band Observatory
2008-09-28 10:44:51 C 02 42 52.84 -16 40 03.9 r 703
2008-09-28 10:55:19 C 02 42 53.82 -16 40 48.2 r 703
2008-09-28 11:05:40 C 02 42 54.90 -16 41 33.0 r 703
2008-09-28 11:16:13 C 02 42 55.87 -16 42 19.7 r 703
2008-09-28 12:04:11 C 02 43 00.62 -16 45 46.0 r 703
2008-09-28 12:06:58 C 02 43 00.87 -16 45 58.4 r 703
2008-09-28 12:12:45 C 02 43 01.56 -16 46 21.9 r 703
2008-09-28 14:15:23 C 02 43 16.25 -16 54 49.0 r D90
2008-09-28 14:27:48 C 02 43 17.49 -16 55 44.1 r D90
2008-09-28 14:34:25 C 02 43 18.19 -16 56 12.3 r D90
2008-09-29 07:26:17 C 02 45 05.64 -18 11 06.1 c 854
2008-09-29 07:33:37 C 02 45 06.44 -18 11 37.6 c 854
2008-09-29 07:47:02 C 02 45 07.86 -18 12 38.7 c 854
2008-09-29 08:51:06 C 02 45 13.76 -18 17 27.2 o H55
2008-09-29 08:57:11 C 02 45 14.38 -18 17 53.8 o H55
2008-09-29 09:03:08 C 02 45 15.00 -18 18 20.6 o H55
2008-09-29 09:22:12 C 02 45 17.49 -18 19 44.0 r G96
2008-09-29 09:30:11 C 02 45 18.32 -18 20 19.8 r G96
2008-09-29 09:38:02 C 02 45 19.11 -18 20 54.9 r G96
2008-09-29 09:45:58 C 02 45 19.90 -18 21 30.3 r G96
2008-09-30 10:29:48 C 02 48 02.75 -20 14 08.4 o 291
2008-09-30 10:35:23 C 02 48 03.34 -20 14 34.3 o 291
2008-09-30 10:42:42 C 02 48 04.12 -20 15 08.2 o 291
2008-10-01 09:55:37 C 02 50 43.34 -22 04 12.0 o 291
2008-10-01 10:01:18 C 02 50 43.96 -22 04 38.9 o 291
2008-10-01 10:07:08 C 02 50 44.59 -22 05 06.6 o 291
2008-10-02 08:41:47 C 02 53 24.97 -23 54 05.4 o H55
2008-10-02 08:46:18 C 02 53 25.50 -23 54 28.8 o H55
2008-10-02 08:50:47 C 02 53 26.00 -23 54 50.5 o H55
2008-10-02 08:56:16 C 02 53 26.64 -23 55 17.4 o H55
2008-10-02 09:22:58 C 02 53 30.31 -23 57 27.5 o 291
2008-10-02 09:28:54 C 02 53 30.97 -23 57 55.0 o 291
2008-10-02 09:34:40 C 02 53 31.60 -23 58 21.1 o 291
2008-10-03 07:11:50 C 02 56 11.63 -25 45 19.9 o H55
2008-10-03 07:17:41 C 02 56 12.33 -25 45 49.3 o H55
2008-10-03 07:23:04 C 02 56 12.95 -25 46 16.0 o H55
2008-10-03 07:28:26 C 02 56 13.60 -25 46 43.1 o H55
2008-10-03 09:25:56 C 02 56 28.22 -25 56 30.2 o 291
2008-10-03 09:31:46 C 02 56 28.88 -25 56 58.8 o 291
2008-10-03 09:37:35 C 02 56 29.54 -25 57 28.9 o 291
2008-10-04 07:15:49 C 02 59 16.65 -27 46 56.1 o H55
2008-10-04 07:23:22 C 02 59 17.61 -27 47 34.7 o H55
2008-10-04 07:31:08 C 02 59 18.55 -27 48 14.4 o H55
2008-10-08 14:06:31 C 03 14 10.99 -36 48 19.3 r F85
2008-10-08 14:32:42 C 03 14 14.98 -36 50 39.4 r F85
2008-10-15 16:20:20 C 03 48 18.50 -51 47 12.5 r E12
2008-10-15 16:36:54 C 03 48 22.39 -51 48 36.0 r E12
2008-10-15 16:53:26 C 03 48 26.28 -51 49 57.0 r E12
2008-10-15 17:09:59 C 03 48 30.20 -51 51 21.6 r E12
2008-10-19 14:25:03 C 04 15 22.45 -59 12 52.3 r F84
Radar Observations (2)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2013-03-19 20:05:00 203683.0504 0.5 Hz 2380 -1 -1
2013-03-19 20:41:00 122795241.32 4 us 2380 -1 -1
Station codes
-1 Arecibo (305-m, 1963–2020)