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
2015-09-27 05:01:07 C 23 08 40.85 -11 54 51.2 u H21
2015-09-27 05:03:08 C 23 08 40.41 -11 54 59.6 u H21
2015-09-27 05:05:08 C 23 08 39.99 -11 55 08.2 u H21
2015-09-27 05:07:08 C 23 08 39.57 -11 55 17.1 u H21
2015-09-27 05:09:09 C 23 08 39.13 -11 55 25.6 u H21
2015-09-27 05:11:09 C 23 08 38.69 -11 55 33.7 u H21
2015-09-27 05:13:10 C 23 08 38.25 -11 55 42.1 u H21
2015-09-27 05:15:10 C 23 08 37.82 -11 55 50.7 u H21
2015-09-27 05:17:04 C 23 08 37.41 -11 55 58.7 u H21
2015-09-27 05:19:05 C 23 08 36.96 -11 56 07.0 u H21
2015-10-10 22:34:18 C 22 11 42.62 -29 12 52.0 o Z22
2015-10-10 22:45:27 C 22 11 41.13 -29 13 16.4 o Z22
2015-10-29 08:55:11 S 21 36 03.466 -38 38 07.37 L C51
2015-10-30 05:07:25 C 21 35 18.033 -38 52 31.62 L F51
2015-10-30 05:20:24 C 21 35 17.504 -38 52 40.63 L F51
2015-10-30 05:33:24 C 21 35 16.970 -38 52 49.54 L F51
2015-10-30 05:46:23 C 21 35 16.442 -38 52 58.49 L F51
2018-09-04 14:14:41 C 02 06 47.08 +12 15 30.7 U T08
2018-09-04 14:36:03 C 02 06 45.45 +12 14 31.5 U T08
2018-09-04 14:56:17 C 02 06 43.79 +12 13 35.5 U T08
2018-09-04 15:16:02 C 02 06 42.28 +12 12 40.0 U T08
2018-09-06 08:46:04 C 02 03 27.11 +10 11 32.0 V 703
2018-09-06 08:53:38 C 02 03 26.41 +10 11 07.9 V 703
2018-09-06 09:01:12 C 02 03 25.80 +10 10 46.6 V 703
2018-09-06 09:08:47 C 02 03 25.14 +10 10 23.4 V 703
2018-09-06 14:22:21 C 02 02 58.02 +09 54 26.7 U T05
2018-09-06 14:25:25 C 02 02 57.75 +09 54 17.2 U T05
2018-09-06 14:49:18 C 02 02 55.58 +09 53 03.8 U T05
2018-09-06 14:50:39 C 02 02 55.44 +09 52 59.2 U T05
2018-09-06 14:57:35 C 02 02 54.84 +09 52 38.1 U T05
2018-09-06 14:58:17 C 02 02 54.77 +09 52 35.8 U T05
2018-09-06 15:16:10 C 02 02 53.15 +09 51 40.6 U T05
2018-09-08 10:26:30 C 01 58 59.30 +07 32 26.0 U I41
2018-09-08 10:27:50 C 01 58 59.16 +07 32 21.4 U I41
2018-09-08 10:52:52 C 01 58 56.63 +07 30 57.2 U I41
2018-09-08 10:54:10 C 01 58 56.50 +07 30 52.8 U I41
2018-09-09 02:16:29 C 01 57 26.04 +06 38 17.6 q 160
2018-09-09 02:20:03 C 01 57 25.65 +06 38 05.7 q 160
2018-09-09 02:23:53 C 01 57 25.31 +06 37 52.3 q 160
2018-09-09 08:57:39 C 01 56 45.97 +06 15 00.1 V 703
2018-09-09 09:05:14 C 01 56 45.16 +06 14 33.5 V 703
2018-09-09 09:12:50 C 01 56 44.33 +06 14 06.5 V 703
2018-09-09 09:20:26 C 01 56 43.52 +06 13 40.0 V 703
2018-09-09 14:04:45 C 01 56 13.76 +05 56 59.3 U T05
2018-09-09 14:20:14 C 01 56 12.08 +05 56 04.2 U T05
2018-09-09 14:35:02 C 01 56 10.49 +05 55 11.6 U T05
2018-09-09 14:50:37 C 01 56 08.77 +05 54 15.9 U T05
2018-09-11 13:51:51 C 01 50 58.79 +02 59 36.1 U T08
2018-09-11 14:07:22 C 01 50 56.97 +02 58 35.9 U T08
2018-09-11 14:22:02 C 01 50 55.16 +02 57 38.9 U T08