2005 SW4

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5381018610 ± 7.30e-08
Semi-major axis (a)2.7038812334 AU ± 2.67e-08
Inclination (i)6.84644195° ± 7.97e-06
Long. of Asc. Node (Ω)10.19922892° ± 3.41e-05
Arg. of Perihelion (ω)64.95827381° ± 5.38e-05
Mean Anomaly (M)175.33900494° ± 2.80e-05
Mean Motion (n)0.2216822184°/day ± 3.29e-09
Perihelion dist (q)1.24891771 AU ± 1.98e-07
Aphelion dist (Q)4.15884476 AU ± 2.02e-07
Orbital Period4.44612243 yr ± 6.60e-08
Physical Parameters
H (abs. magnitude)20.20
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.354″
Uncertainty0
Orbit TypeAmor
MOID0.287659 AU
Observations Used108
Oppositions8
Arc Total2005-2015
First Observation Used2005-09-25
Last Observation Used2015-02-13
Observations (116)
Date Type RA Dec Mag Band Observatory
2014-09-01 04:58:48 C 04 22 30.41 +23 47 20.2 t 950
2015-01-15 11:42:13 C 11 04 12.717 +21 42 10.66 L F51
2015-01-15 12:00:50 C 11 04 12.346 +21 42 10.47 L F51
2015-01-15 12:19:23 C 11 04 11.970 +21 42 10.25 L F51
2015-01-15 12:37:55 C 11 04 11.589 +21 42 09.80 L F51
2015-01-17 11:02:49 C 11 03 19.093 +21 41 18.32 L F51
2015-01-17 11:22:52 C 11 03 18.605 +21 41 18.42 L F51
2015-01-17 11:42:53 C 11 03 18.096 +21 41 18.24 L F51
2015-01-17 12:02:54 C 11 03 17.585 +21 41 18.31 L F51
2015-01-27 10:22:47 C 10 55 25.46 +21 41 31.9 R G45
2015-01-27 10:28:44 C 10 55 25.23 +21 41 31.0 R G45
2015-01-27 10:34:37 C 10 55 24.98 +21 41 32.2 R G45
2015-01-27 11:02:10 C 10 55 23.70 +21 41 31.8 R G45
2015-01-27 11:08:02 C 10 55 23.39 +21 41 31.5 R G45
2015-02-13 16:42:29 C 10 33 21.36 +21 31 23.5 q D29
2015-02-13 17:09:10 C 10 33 19.76 +21 31 21.5 q D29