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
1998-09-19 03:56:53 C 22 48 59.83 +10 53 02.8 18.1 a 704
1998-09-19 04:26:52 C 22 48 53.42 +10 50 34.0 a 704
1998-09-19 04:56:51 C 22 48 46.91 +10 48 07.0 a 704
1998-09-19 05:26:52 C 22 48 40.46 +10 45 38.7 a 704
1998-09-19 05:56:54 C 22 48 34.07 +10 43 11.6 a 704
1998-09-19 06:24:48 C 22 48 28.35 +10 40 57.1 c 699
1998-09-19 06:46:16 C 22 48 23.77 +10 39 11.6 c 699
1998-09-19 07:07:43 C 22 48 19.14 +10 37 25.6 c 699
1998-09-19 23:14:20 C 22 44 59.74 +09 17 56.0 046
1998-09-19 23:15:35 C 22 44 59.48 +09 17 49.9 046
1998-09-19 23:16:40 C 22 44 59.25 +09 17 44.5 046
1998-09-19 23:17:45 C 22 44 59.04 +09 17 38.9 046
1998-09-19 23:20:53 C 22 44 58.38 +09 17 23.5 046
1998-09-20 01:39:56 C 22 44 29.53 +09 05 59.6 557
1998-09-20 01:41:17 C 22 44 29.23 +09 05 52.8 557
1998-09-20 01:42:42 C 22 44 28.97 +09 05 46.3 557
1998-09-20 04:37:16 C 22 43 55.30 +08 51 35.6 673
1998-09-20 04:48:35 C 22 43 52.96 +08 50 39.5 673
1998-09-20 12:12:04 C 22 42 23.30 +08 14 58.8 b 426
1998-09-20 12:15:09 C 22 42 22.67 +08 14 43.4 b 426
1998-09-20 12:22:54 C 22 42 21.08 +08 14 05.9 b 426
1998-09-20 19:08:50 C 22 41 00.53 +07 40 38.1 z 596
1998-09-20 19:13:47 C 22 40 59.53 +07 40 12.2 z 596
1998-09-20 19:45:59 C 22 40 52.90 +07 37 34.9 z 596
1998-09-20 19:58:54 C 22 40 50.34 +07 36 31.5 z 587
1998-09-20 20:01:14 C 22 40 49.88 +07 36 20.1 z 587
1998-09-20 20:24:30 C 22 40 45.11 +07 34 26.0 b 611
1998-09-20 20:27:49 C 22 40 44.42 +07 34 09.1 b 611
1998-09-20 20:30:09 C 22 40 43.95 +07 33 58.0 b 611
1998-09-20 20:32:20 C 22 40 43.54 +07 33 47.5 b 611
1998-09-20 20:38:32 C 22 40 42.15 +07 33 17.5 557
1998-09-20 20:40:23 C 22 40 41.81 +07 33 08.6 557
1998-09-21 06:09:53 C 22 38 49.26 +06 47 12.2 18.2 a 704
1998-09-21 06:42:01 C 22 38 42.75 +06 44 37.1 18.8 a 704
1998-09-21 06:48:49 C 22 38 41.50 +06 44 03.4 c 699
1998-09-21 07:14:01 C 22 38 36.31 +06 42 01.1 18.9 a 704
1998-09-21 07:17:24 C 22 38 35.74 +06 41 44.8 c 699
1998-09-21 07:45:55 C 22 38 29.89 +06 39 26.6 18.4 a 704
1998-09-21 07:46:01 C 22 38 29.97 +06 39 26.7 c 699
1998-09-21 08:30:39 C 22 38 21.01 +06 35 52.2 a 704
1998-09-21 20:01:33 C 22 36 08.74 +05 40 22.5 557
1998-09-21 20:03:23 C 22 36 08.35 +05 40 12.0 557
1998-09-21 20:05:15 C 22 36 08.02 +05 40 03.7 557
1998-09-23 03:14:06 C 22 30 18.40 +03 12 46.9 17.9 a 704
1998-09-23 03:47:45 C 22 30 12.06 +03 10 10.5 a 704
1998-09-23 04:21:24 C 22 30 05.74 +03 07 33.4 18.7 a 704
1998-09-23 04:56:21 C 22 29 59.22 +03 04 50.4 18.3 a 704
1998-09-23 05:30:05 C 22 29 52.82 +03 02 14.1 18.3 a 704
1998-09-23 05:39:29 C 22 29 51.29 +03 01 28.3 z 670
1998-09-23 06:27:59 C 22 29 42.16 +02 57 41.8 z 670