351278 (2004 SB20)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4132867868 ± 7.66e-08
Semi-major axis (a)1.1829034662 AU ± 1.40e-09
Inclination (i)30.26768358° ± 1.22e-05
Long. of Asc. Node (Ω)30.89272413° ± 6.47e-06
Arg. of Perihelion (ω)209.41462955° ± 1.45e-05
Mean Anomaly (M)245.00615116° ± 1.85e-05
Mean Motion (n)0.7661050403°/day ± 1.36e-09
Perihelion dist (q)0.69402509 AU ± 9.06e-08
Aphelion dist (Q)1.67178184 AU ± 9.06e-08
Orbital Period1.28654196 yr ± 2.28e-09
Physical Parameters
H (abs. magnitude)18.88
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.405″
Uncertainty0
Orbit TypeApollo
MOID0.268998 AU
Observations Used304
Oppositions5
Arc Total2004-2025
First Observation Used2004-09-21
Last Observation Used2025-11-01
Observations (320)
Date Type RA Dec Mag Band Observatory
2022-10-29 05:18:15 C 00 36 41.490 -05 44 37.61 V G96
2022-10-29 14:52:31 C 00 35 34.50 -05 32 17.8 V D29
2022-10-29 15:12:53 C 00 35 32.10 -05 31 51.9 V D29
2022-10-29 15:33:14 C 00 35 29.66 -05 31 25.2 V D29
2022-10-30 06:30:09 C 00 33 48.895 -05 12 18.34 U F51
2022-10-30 06:43:27 C 00 33 47.363 -05 12 01.53 U F51
2022-10-30 06:56:28 C 00 33 45.857 -05 11 45.04 U F51
2022-10-30 07:09:39 C 00 33 44.330 -05 11 28.36 U F51
2022-11-02 06:22:41 C 00 26 21.563 -03 43 38.89 V 703
2022-11-02 06:30:19 C 00 26 20.882 -03 43 28.78 V 703
2022-11-02 06:37:57 C 00 26 20.090 -03 43 18.73 V 703
2022-11-02 06:45:35 C 00 26 19.385 -03 43 10.38 V 703
2022-11-19 03:25:13 C 00 02 35.495 +03 08 34.84 V G96
2022-11-19 03:32:42 C 00 02 35.272 +03 08 41.32 V G96
2022-11-19 03:40:12 C 00 02 35.048 +03 08 47.72 V G96
2022-11-19 03:47:42 C 00 02 34.818 +03 08 53.92 V G96
2025-10-30 20:38:19 C 09 03 35.811 +51 27 21.47 W O18
2025-10-30 21:49:21 C 09 03 45.973 +51 28 12.29 W O18
2025-11-01 21:29:33 C 09 10 43.622 +52 01 41.22 W O18
2025-11-01 22:29:37 C 09 10 52.351 +52 02 24.52 W O18