339715 (2005 SS4)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.7514576469 ± 7.03e-08
Semi-major axis (a)1.4598048502 AU ± 6.12e-09
Inclination (i)14.55942890° ± 1.10e-05
Long. of Asc. Node (Ω)28.62621690° ± 3.31e-05
Arg. of Perihelion (ω)192.33235916° ± 3.51e-05
Mean Anomaly (M)207.72128005° ± 1.14e-05
Mean Motion (n)0.5588175961°/day ± 3.51e-09
Perihelion dist (q)0.36282333 AU ± 1.03e-07
Aphelion dist (Q)2.55678637 AU ± 1.03e-07
Orbital Period1.76377102 yr ± 1.11e-08
Physical Parameters
H (abs. magnitude)18.97
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.483″
Uncertainty0
Orbit TypeApollo
MOID0.189358 AU
Observations Used105
Oppositions10
Arc Total1998-2022
First Observation Used1998-09-19
Last Observation Used2022-12-23
Observations (114)
Date Type RA Dec Mag Band Observatory
2007-10-09 05:56:49 C 02 01 50.74 +10 31 05.4 o 691
2007-10-13 04:56:38 C 01 53 53.80 +10 03 58.4 o 691
2007-10-13 05:47:27 C 01 53 49.55 +10 03 43.8 o 691
2007-11-02 05:15:57 C 01 16 00.51 +07 46 57.3 r G96
2007-11-02 05:26:58 C 01 15 59.76 +07 46 54.7 r G96
2007-11-02 05:38:09 C 01 15 58.89 +07 46 51.6 r G96
2007-11-02 05:49:09 C 01 15 58.21 +07 46 48.6 r G96
2012-08-29 09:35:11 C 04 42 48.36 -34 16 02.7 u 807
2012-08-29 09:43:49 C 04 42 43.05 -34 16 25.3 u 807
2012-08-29 09:48:16 C 04 42 40.31 -34 16 36.9 u 807
2012-08-29 09:52:23 C 04 42 37.76 -34 16 47.6 u 807
2012-09-01 08:48:11 C 03 58 02.68 -36 50 05.5 u 807
2012-09-01 08:51:38 C 03 58 00.43 -36 50 11.5 u 807
2012-09-01 08:55:03 C 03 57 58.16 -36 50 17.3 u 807
2014-09-30 06:55:37 C 02 03 26.19 +08 21 02.6 u H21
2014-09-30 07:32:25 C 02 03 22.88 +08 20 53.5 u H21
2018-11-14 02:49:41 C 02 43 00.41 +24 21 17.2 u H21
2018-11-14 03:19:01 C 02 42 58.00 +24 21 09.9 u H21
2018-11-14 03:31:38 C 02 42 56.89 +24 21 07.3 u H21
2019-10-01 17:47:44 S 20 41 54.737 -46 02 32.14 L C51
2019-10-02 00:04:34 S 20 43 33.211 -45 41 20.65 L C51
2019-10-17 05:19:47 C 21 39 02.487 -30 54 49.99 U F51
2019-10-17 05:32:41 C 21 39 03.674 -30 54 27.96 U F51
2019-10-17 05:45:35 C 21 39 04.859 -30 54 05.81 U F51
2019-10-17 05:58:29 C 21 39 06.039 -30 53 43.50 U F51
2019-10-24 05:24:45 C 21 53 22.331 -26 39 02.92 U F51
2019-10-24 05:38:02 C 21 53 23.311 -26 38 45.31 U F51
2019-10-24 05:51:19 C 21 53 24.283 -26 38 27.36 U F51
2019-10-29 05:18:32 C 22 02 06.194 -24 09 16.78 U F51
2019-10-29 05:31:49 C 22 02 07.066 -24 09 01.42 U F51
2020-12-17 05:38:05 C 02 42 16.31 +32 53 01.8 V G96
2020-12-17 05:45:35 C 02 42 15.51 +32 52 57.4 V G96
2020-12-17 05:53:02 C 02 42 14.89 +32 52 54.8 V G96
2020-12-17 06:00:31 C 02 42 14.11 +32 52 51.6 V G96
2021-09-09 14:06:24 C 02 29 25.524 +06 59 14.54 U F52
2021-09-09 14:18:30 C 02 29 24.657 +06 59 11.93 U F52
2021-09-09 14:30:30 C 02 29 23.766 +06 59 08.98 U F52
2021-09-09 14:42:30 C 02 29 22.880 +06 59 06.10 U F52
2022-11-02 10:25:27 C 07 57 29.207 +38 14 29.40 V G96
2022-11-02 10:32:56 C 07 57 29.956 +38 14 33.11 V G96
2022-11-02 10:40:23 C 07 57 30.668 +38 14 37.50 V G96
2022-11-02 10:47:51 C 07 57 31.417 +38 14 40.85 V G96
2022-11-25 09:43:54 C 09 12 01.912 +44 53 19.10 V G96
2022-11-25 09:51:20 C 09 12 03.366 +44 53 26.59 V G96
2022-11-25 09:58:46 C 09 12 04.795 +44 53 34.15 V G96
2022-11-25 10:06:12 C 09 12 06.260 +44 53 41.46 V G96
2022-11-26 08:09:53 C 09 16 31.073 +45 15 43.81 V 703
2022-11-26 08:17:03 C 09 16 32.545 +45 15 51.80 V 703
2022-11-26 08:24:13 C 09 16 33.949 +45 16 01.31 V 703
2022-11-26 08:31:23 C 09 16 35.389 +45 16 07.57 V 703