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
2018-09-22 08:44:41 S 01 10 04.416 -17 08 45.13 V C57
2018-09-22 08:44:41 s 1 +149202.97 0 +118601.10 0.374 C57
2018-09-22 09:14:41 S 01 09 58.092 -17 11 14.57 V C57
2018-09-22 09:14:41 s 1 +148950.00 9 +121160.91 0.696 C57
2018-09-22 09:44:41 S 01 09 51.226 -17 13 51.28 V C57
2018-09-22 09:44:41 s 1 +148678.35 9 +123705.48 0.156 C57
2018-09-22 09:55:20 C 01 10 10.67 -17 04 45.4 U T08
2018-09-22 10:07:17 C 01 10 08.22 -17 05 45.5 U T08
2018-09-22 10:18:38 C 01 10 05.91 -17 06 44.0 U T08
2018-09-22 10:30:39 C 01 10 03.41 -17 07 46.2 U T08
2018-09-22 11:14:41 S 01 09 30.715 -17 21 44.89 V C57
2018-09-22 11:14:41 s 1 +147754.98 9 +131247.46 0.418 C57
2018-09-22 11:44:41 S 01 09 25.188 -17 23 57.98 V C57
2018-09-22 11:44:41 s 1 +147412.25 8 +133730.79 0.466 C57
2018-09-22 13:44:41 S 01 08 57.955 -17 34 20.96 V C57
2018-09-22 13:44:41 s 1 +145875.72 7 +143510.46 0.901 C57
2018-09-22 14:14:41 S 01 08 51.422 -17 36 58.43 V C57
2018-09-22 14:14:41 s 1 +145451.81 3 +145916.94 0.484 C57
2018-09-22 14:44:41 S 01 08 44.366 -17 39 26.14 V C57
2018-09-22 14:44:41 s 1 +145012.60 9 +148308.05 0.111 C57
2018-09-22 17:14:41 S 01 08 10.966 -17 52 14.16 V C57
2018-09-22 17:14:41 s 1 +142597.47 7 +160033.39 0.747 C57
2018-09-22 17:44:41 S 01 08 03.574 -17 55 05.70 V C57
2018-09-22 17:44:41 s 1 +142072.58 7 +162332.53 0.102 C57
2018-09-22 19:44:41 S 01 07 36.578 -18 05 21.16 V C57
2018-09-22 19:44:41 s 1 +139842.25 1 +171376.71 0.694 C57
2018-09-22 20:14:41 S 01 07 30.350 -18 07 40.12 V C57
2018-09-22 20:14:41 s 1 +139253.21 2 +173599.80 0.359 C57
2018-09-22 22:44:41 S 01 06 55.582 -18 20 49.96 V C57
2018-09-22 22:44:41 s 1 +136130.95 9 +184489.14 0.636 C57
2018-09-22 23:14:41 S 01 06 48.322 -18 23 33.61 V C57
2018-09-22 23:14:41 s 1 +135472.63 7 +186622.04 0.593 C57
2018-09-22 23:44:41 S 01 06 41.671 -18 26 01.97 V C57
2018-09-22 23:44:41 s 1 +134803.51 7 +188740.03 0.21 C57
2018-09-23 00:44:41 S 01 06 28.891 -18 30 57.67 V C57
2018-09-23 00:44:41 s 1 +133433.68 5 +192931.47 0.904 C57
2018-09-23 02:14:41 S 01 06 07.874 -18 38 47.36 V C57
2018-09-23 02:14:41 s 1 +131302.87 3 +199107.89 0.337 C57
2018-09-23 03:14:41 S 01 05 53.950 -18 43 57.00 V C57
2018-09-23 03:14:41 s 1 +129833.79 4 +203152.18 0.863 C57
2018-09-23 03:44:41 S 01 05 47.004 -18 46 42.60 V C57
2018-09-23 03:44:41 s 1 +129085.23 0 +205152.46 0.921 C57
2018-09-23 05:44:41 S 01 05 20.419 -18 56 37.68 V C57
2018-09-23 05:44:41 s 1 +126001.44 3 +213008.87 0.866 C57
2018-09-23 07:14:41 S 01 04 59.719 -19 04 22.48 V C57
2018-09-23 07:14:41 s 1 +123599.13 2 +218750.55 0.69 C57
2018-09-23 08:44:41 S 01 04 39.242 -19 11 56.18 V C57
2018-09-23 08:44:41 s 1 +121124.73 7 +224364.51 0.653 C57
2018-09-23 10:14:41 S 01 04 18.785 -19 19 35.87 V C57
2018-09-23 10:14:41 s 1 +118582.15 2 +229852.05 0.158 C57