2007 WW4

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.7153453172 ± 5.74e-08
Semi-major axis (a)2.0964093348 AU ± 1.62e-07
Inclination (i)10.57186264° ± 9.18e-06
Long. of Asc. Node (Ω)184.61235139° ± 5.75e-05
Arg. of Perihelion (ω)135.83368068° ± 5.89e-05
Mean Anomaly (M)352.12994727° ± 1.72e-04
Mean Motion (n)0.3247118581°/day ± 3.76e-08
Perihelion dist (q)0.59675273 AU ± 1.29e-07
Aphelion dist (Q)3.59606594 AU ± 3.02e-07
Orbital Period3.03538740 yr ± 3.51e-07
Physical Parameters
H (abs. magnitude)19.46
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.273″
Uncertainty0
Orbit TypeApollo
MOID0.120925 AU
Observations Used62
Oppositions6
Arc Total2007-2016
First Observation Used2007-11-19
Last Observation Used2016-03-09
Observations (77)
Date Type RA Dec Mag Band Observatory
2010-11-28 07:24:02 S 23 41 04.128 -34 12 23.94 L C51
2010-11-28 08:59:12 S 23 41 56.717 -34 07 14.52 L C51
2010-11-28 08:59:23 S 23 41 56.825 -34 07 14.09 L C51
2010-11-28 12:09:43 S 23 43 41.258 -33 56 52.76 L C51
2010-12-03 02:56:56 C 00 34 31.51 -27 52 29.3 r 703
2010-12-03 03:07:40 C 00 34 35.50 -27 51 55.1 r 703
2010-12-03 03:18:27 C 00 34 39.57 -27 51 22.2 r 703
2010-12-03 03:29:15 C 00 34 43.57 -27 50 45.8 r 703
2013-04-07 23:30:46 C 10 49 15.78 +04 36 06.3 o 809
2013-04-07 23:58:11 C 10 49 14.50 +04 36 17.9 o 809
2013-04-08 00:46:08 C 10 49 12.22 +04 36 38.9 o 809
2013-04-08 00:49:33 C 10 49 12.04 +04 36 40.1 o 809
2013-04-08 00:52:59 C 10 49 11.88 +04 36 41.6 o 809
2013-04-08 00:56:25 C 10 49 11.72 +04 36 43.2 o 809
2013-04-08 01:06:41 C 10 49 11.24 +04 36 47.7 o 809
2013-04-08 01:30:40 C 10 49 10.07 +04 36 58.1 o 809
2013-04-08 01:34:06 C 10 49 09.92 +04 36 59.6 o 809
2013-12-20 01:57:30 S 00 30 38.131 -15 37 39.18 L C51
2013-12-20 03:32:29 S 00 31 03.384 -15 34 54.48 L C51
2016-03-07 11:31:44 C 11 18 20.91 -00 19 13.9 1 T09
2016-03-07 12:33:58 C 11 18 17.56 -00 18 48.2 1 T09
2016-03-07 12:37:01 C 11 18 17.40 -00 18 46.9 1 T09
2016-03-07 13:20:19 C 11 18 15.07 -00 18 29.1 1 T09
2016-03-07 13:51:00 C 11 18 13.42 -00 18 16.3 1 T09
2016-03-09 09:38:28 C 11 15 54.25 +00 00 03.4 1 T09
2016-03-09 10:28:53 C 11 15 51.50 +00 00 24.9 1 T09
2016-03-09 13:02:20 C 11 15 43.09 +00 01 29.7 1 T09