2003 SS84

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5717429365 ± 2.95e-08
Semi-major axis (a)1.9307540714 AU ± 2.74e-09
Inclination (i)5.49226193° ± 3.87e-06
Long. of Asc. Node (Ω)198.15216467° ± 8.03e-06
Arg. of Perihelion (ω)234.92876288° ± 9.73e-06
Mean Anomaly (M)72.61601228° ± 7.14e-06
Mean Motion (n)0.3673853525°/day ± 7.81e-10
Perihelion dist (q)0.82685907 AU ± 5.70e-08
Aphelion dist (Q)3.03464907 AU ± 5.72e-08
Orbital Period2.68281323 yr ± 5.70e-09
Physical Parameters
H (abs. magnitude)21.95
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.380″
Uncertainty0
Orbit TypeApollo
MOID0.005816 AU
Observations Used248
Radar Obs Used4
Oppositions1
Arc Total2003-2020
First Observation Used2003-09-20
Last Observation Used2020-03-22
Observations (264)
Date Type RA Dec Mag Band Observatory
2003-10-04 21:22:32 C 21 40 42.17 +05 33 10.5 r 938
2003-10-04 21:26:45 C 21 40 39.56 +05 32 59.7 r 938
2003-10-04 22:56:40 C 21 39 44.35 +05 28 35.6 r J95
2003-10-04 22:59:52 C 21 39 42.46 +05 28 26.7 r J95
2003-10-04 23:03:11 C 21 39 40.45 +05 28 18.1 r J95
2003-10-06 01:16:01 C 21 22 10.03 +04 07 33.7 c 932
2003-10-06 01:16:59 C 21 22 09.26 +04 07 30.2 c 932
2003-10-06 01:18:00 C 21 22 08.42 +04 07 26.9 c 932
2003-10-06 01:19:00 C 21 22 07.57 +04 07 22.7 c 932
2003-10-06 01:20:00 C 21 22 06.77 +04 07 18.8 c 932
2003-10-06 01:21:00 C 21 22 05.96 +04 07 15.5 c 932
2003-10-06 01:40:37 C 21 21 56.16 +04 06 29.5 16.8 r 448
2003-10-06 01:43:20 C 21 21 53.91 +04 06 19.6 16.7 r 448
2003-10-06 01:46:20 C 21 21 51.44 +04 06 08.7 16.7 r 448
2003-10-06 01:52:10 C 21 21 46.64 +04 05 47.6 r 715
2003-10-06 01:53:56 C 21 21 45.18 +04 05 41.2 r 715
2003-10-06 01:55:42 C 21 21 43.73 +04 05 34.8 r 715
2003-10-06 01:57:28 C 21 21 42.26 +04 05 28.4 r 715
2003-10-07 04:46:08 C 20 56 41.87 +02 07 15.7 r 649
2003-10-07 04:47:43 C 20 56 40.07 +02 07 07.7 r 649
2003-10-07 04:49:19 C 20 56 38.25 +02 06 59.0 r 649
2003-10-07 20:27:08 C 20 37 42.78 +00 35 10.0 r 176
2003-10-07 20:30:08 C 20 37 38.53 +00 34 50.2 r 176
2003-10-07 20:31:07 C 20 37 37.12 +00 34 43.6 r 176
2003-10-07 20:31:57 C 20 37 35.94 +00 34 38.1 r 176
2003-10-07 20:32:47 C 20 37 34.76 +00 34 32.5 r 176
2003-10-08 02:35:59 C 20 28 59.49 -00 06 56.9 c 932
2003-10-08 02:46:00 C 20 28 44.31 -00 08 07.9 c 932
2003-10-08 02:55:59 C 20 28 29.08 -00 09 19.1 c 932
2003-10-08 20:14:09 C 19 59 38.69 -02 29 15.0 c 204
2003-10-08 20:16:07 C 19 59 34.88 -02 29 32.7 c 204
2003-10-09 19:05:46 C 19 09 29.91 -06 23 28.2 c 952
2003-10-09 19:05:59 C 19 09 29.34 -06 23 30.6 c 952
2003-10-09 19:06:13 C 19 09 28.77 -06 23 33.4 c 952
2003-10-09 19:06:26 C 19 09 28.20 -06 23 35.9 c 952
2003-10-09 19:06:39 C 19 09 27.63 -06 23 38.5 c 952
2003-10-10 02:42:55 C 18 49 17.12 -07 51 55.0 r 649
2003-10-10 02:44:30 C 18 49 12.67 -07 52 13.7 r 649
2003-10-10 02:45:17 C 18 49 10.40 -07 52 23.4 r 649
2004-03-29 06:28:02 C 12 35 09.96 -06 00 44.5 d 291
2004-03-29 06:36:45 C 12 35 09.34 -06 00 38.9 d 291
2011-09-04 03:57:54 C 20 58 06.72 -04 41 00.8 o 291
2011-09-04 04:04:51 C 20 58 06.03 -04 41 04.8 o 291
2011-09-04 04:10:09 C 20 58 05.53 -04 41 07.5 o 291
2020-02-04 20:24:11 S 04 58 42.893 -39 15 23.62 L C51
2020-02-05 01:06:45 S 05 03 14.633 -38 55 40.04 L C51
2020-02-19 20:09:15 C 08 10 34.81 -10 55 24.4 V C95
2020-02-19 20:29:45 C 08 10 39.41 -10 54 20.0 V C95
2020-02-19 20:50:11 C 08 10 44.15 -10 53 17.6 V C95
2020-02-21 04:17:27 C 08 17 52.21 -09 16 28.5 q H45
Radar Observations (4)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2003-10-04 01:08:00 56348884.78 1 us 2380 -1 -1
2003-10-04 02:01:00 56101229.8 1 us 2380 -1 -1
2003-10-07 00:42:00 37249206.77 0.5 us 2380 -1 -1
2003-10-10 22:30:00 76039 1 Hz 8560 -14 -14
Station codes
-14 DSS-14 Goldstone (70-m) -1 Arecibo (305-m, 1963–2020)