333889 (1998 SV4)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Gaia
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6419692479 ± 2.00e+00
Semi-major axis (a)0.8164936150 AU ± 3.00e+00
Inclination (i)53.29671024° ± 4.00e+00
Long. of Asc. Node (Ω)177.24078696° ± 5.00e+00
Arg. of Perihelion (ω)359.52415149° ± 6.00e+00
Mean Anomaly (M)101.91630371° ± 1.03e-04
Mean Motion (n)1.3359281060°/day ± 7.36e+00
Perihelion dist (q)0.29232982 AU ± 1.95e+00
Aphelion dist (Q)1.34065741 AU ± 5.19e+00
Orbital Period0.73778393 yr ± 4.07e+00
NGA Modelr2
A22.31772774e-06 AU/d²
Physical Parameters
H (abs. magnitude)18.24
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-26
RMS Residual0.171″
Uncertainty0
Orbit TypeAten
MOID0.334246 AU
Observations Used844
Gaia Obs Used60
Oppositions6
Arc Total1998-2015
First Observation Used1998-09-19
Last Observation Used2024-09-28
Observations (1063)
Date Type RA Dec Mag Band Observatory
2009-09-21 23:52:04 C 20 27 48.68 +19 40 37.3 v 204
2009-09-21 23:55:08 C 20 27 48.63 +19 40 21.8 v 204
2009-09-22 18:36:36 C 20 27 35.77 +18 08 41.4 o 151
2009-09-22 18:39:27 C 20 27 35.68 +18 08 27.6 o 151
2009-09-22 18:42:18 C 20 27 35.68 +18 08 13.8 o 151
2009-09-23 20:14:01 C 20 27 21.09 +16 06 34.7 w 160
2009-09-23 20:17:17 C 20 27 21.07 +16 06 19.6 w 160
2009-09-23 20:18:07 C 20 27 21.09 +16 06 14.7 r 130
2009-09-23 20:20:19 C 20 27 21.04 +16 06 05.4 w 160
2009-09-23 20:22:45 C 20 27 21.00 +16 05 52.8 r 130
2009-09-23 20:26:31 C 20 27 20.99 +16 05 35.6 r 130
2009-09-23 20:31:09 C 20 27 20.91 +16 05 13.7 r 130
2009-09-23 20:34:57 C 20 27 20.88 +16 04 56.1 c 560
2009-09-23 20:37:26 C 20 27 20.86 +16 04 44.3 c 560
2009-09-23 20:38:20 C 20 27 20.85 +16 04 39.9 c 560
2009-09-25 03:49:23 C 20 27 11.32 +13 41 57.5 19.0 c 704
2009-09-25 04:07:02 C 20 27 11.17 +13 40 39.3 18.6 c 704
2009-09-25 04:24:41 C 20 27 11.04 +13 39 20.1 18.7 c 704
2009-09-25 04:42:20 C 20 27 10.90 +13 38 01.1 18.7 c 704
2009-09-25 04:59:58 C 20 27 10.76 +13 36 42.4 18.8 c 704
2009-09-28 20:54:05 C 20 27 23.63 +07 29 51.7 w 160
2009-09-28 20:56:13 C 20 27 23.64 +07 29 43.8 w 160
2009-10-15 02:05:45 C 20 36 24.07 -10 34 35.1 19.2 c 704
2009-10-15 02:24:47 C 20 36 24.67 -10 35 11.4 19.3 c 704
2009-10-15 02:43:49 C 20 36 25.30 -10 35 47.2 19.3 c 704
2009-10-15 03:21:54 C 20 36 26.51 -10 36 59.8 19.5 c 704
2010-08-17 12:09:59 S 03 40 37.178 +07 06 06.48 L C51
2010-08-17 16:55:51 S 03 41 04.922 +06 59 24.22 L C51
2010-08-17 18:31:12 S 03 41 14.126 +06 57 06.30 L C51
2010-08-18 04:02:45 S 03 42 09.938 +06 43 24.89 L C51
2010-08-18 07:13:16 S 03 42 28.543 +06 38 51.90 L C51
2010-09-25 16:06:35 S 06 05 24.168 -38 34 37.49 L C51
2010-09-25 19:17:06 S 06 06 17.868 -38 47 50.75 L C51
2010-09-25 19:17:17 S 06 06 17.92 -38 47 50.6 L C51
2010-09-25 20:52:28 S 06 06 44.92 -38 54 27.4 L C51
2010-09-25 22:27:37 S 06 07 11.981 -39 01 03.72 L C51
2010-09-25 22:27:48 S 06 07 11.99 -39 01 03.7 L C51
2010-09-26 00:02:58 S 06 07 39.13 -39 07 39.8 L C51
2010-09-26 04:48:50 S 06 09 01.21 -39 27 26.7 L C51
2010-09-26 06:24:00 S 06 09 28.690 -39 34 01.42 L C51
2010-09-26 07:59:22 S 06 09 56.170 -39 40 37.20 L C51
2010-09-26 12:45:03 S 06 11 19.543 -40 00 18.76 L C51
2010-09-26 15:55:34 S 06 12 15.516 -40 13 26.18 L C51
2012-07-30 01:46:09 C 02 31 14.41 +58 14 57.0 u 204
2012-07-30 02:01:20 C 02 31 12.72 +58 14 56.0 u 204
2012-08-19 01:52:52 C 01 16 23.16 +55 16 39.2 c A24
2012-08-19 01:54:55 C 01 16 22.68 +55 16 38.0 c A24
2012-08-19 02:16:11 C 01 16 17.86 +55 16 18.8 c A24
2012-08-19 03:01:18 C 01 16 07.63 +55 15 37.9 c A24
2012-08-19 03:03:23 C 01 16 07.11 +55 15 36.5 c A24