2004 SA20

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.7151041155
Semi-major axis (a)2.4167541892 AU
Inclination (i)3.04723540°
Long. of Asc. Node (Ω)132.81601944°
Arg. of Perihelion (ω)150.42672422°
Mean Anomaly (M)232.23395435°
Mean Motion (n)0.2621098600°/day
Perihelion dist (q)0.68834230 AU
Aphelion dist (Q)4.14792690 AU
Orbital Period3.76028450 yr
Physical Parameters
H (abs. magnitude)23.03
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-18
RMS Residual2.870″
Uncertainty
Orbit TypeApollo
MOID0.038545 AU
Observations Used19
Oppositions1
Arc Total2004-2004
First Observation Used
Last Observation Used2004-10-08
Observations (19)
Date Type RA Dec Mag Band Observatory
2004-09-21 09:44:12 C 03 24 56.15 -16 49 11.5 18.9 c 704
2004-09-21 10:01:41 C 03 24 35.85 -16 48 06.5 18.7 c 704
2004-09-21 10:19:52 C 03 24 14.76 -16 46 58.2 19.1 c 704
2004-09-21 10:36:59 C 03 23 55.02 -16 45 54.0 19.5 c 704
2004-09-21 10:54:06 C 03 23 35.28 -16 44 49.6 19.2 c 704
2004-09-22 07:09:29 C 03 03 13.12 -15 31 58.8 o H06
2004-09-22 07:13:48 C 03 03 09.05 -15 31 43.9 o H06
2004-09-22 07:18:06 C 03 03 04.95 -15 31 31.1 o H06
2004-09-22 08:12:25 C 03 02 14.81 -15 28 26.2 c 651
2004-09-22 08:13:51 C 03 02 13.56 -15 28 21.8 c 651
2004-09-22 08:15:12 C 03 02 12.21 -15 28 16.4 c 651
2004-09-22 09:40:33 C 03 00 52.74 -15 23 34.5 18.9 c 704
2004-09-22 09:58:29 C 03 00 36.30 -15 22 33.2 19.4 c 704
2004-09-22 10:16:22 C 03 00 19.88 -15 21 33.6 19.3 c 704
2004-09-22 10:34:12 C 03 00 03.57 -15 20 32.9 19.4 c 704
2004-09-26 17:19:14 C 02 00 45.46 -11 01 16.6 r 413
2004-09-26 17:22:18 C 02 00 44.27 -11 01 11.0 r 413
2004-10-08 08:18:34 C 01 09 37.92 -06 27 05.1 o 696
2004-10-08 08:30:54 C 01 09 36.75 -06 26 58.4 o 696