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
2018-09-23 11:14:41 S 01 04 05.498 -19 24 35.42 V C57
2018-09-23 11:14:41 s 1 +116851.03 9 +233440.80 0.372 C57
2018-09-23 11:44:41 S 01 03 58.745 -19 27 02.59 V C57
2018-09-23 11:44:41 s 1 +115975.05 9 +235214.45 0.488 C57
2018-09-23 12:14:41 S 01 03 51.502 -19 29 29.94 V C57
2018-09-23 12:14:41 s 1 +115092.30 0 +236974.33 0.715 C57
2018-09-23 13:14:41 S 01 03 38.052 -19 34 42.35 V C57
2018-09-23 13:14:41 s 1 +113306.94 0 +240453.01 8140.0 C57
2018-09-23 14:14:41 S 01 03 23.503 -19 39 58.82 V C57
2018-09-23 14:14:41 s 1 +111495.92 8 +243877.22 2750.0 C57
2018-09-23 16:44:41 S 01 02 50.215 -19 52 30.22 V C57
2018-09-23 16:44:41 s 1 +106862.21 8 +252201.93 2020.0 C57
2018-09-23 18:14:41 S 01 02 29.510 -20 00 06.01 V C57
2018-09-23 18:14:41 s 1 +104013.56 2 +257036.93 2280.0 C57
2018-09-23 19:44:41 S 01 02 09.535 -20 07 31.73 V C57
2018-09-23 19:44:41 s 1 +101117.00 0 +261753.58 5250.0 C57
2018-09-23 21:44:41 S 01 01 40.889 -20 18 02.66 V C57
2018-09-23 21:44:41 s 1 +97184.931 0 +267860.49 5720.0 C57
2018-09-23 23:14:41 S 01 01 20.254 -20 25 39.32 V C57
2018-09-23 23:14:41 s 1 +94186.618 0 +272305.77 9150.0 C57
2018-09-23 23:44:41 S 01 01 14.198 -20 27 49.61 V C57
2018-09-23 23:44:41 s 1 +93178.267 0 +273762.06 8660.0 C57
2018-09-24 00:14:41 S 01 01 06.751 -20 30 32.51 V C57
2018-09-24 00:14:41 s 1 +92165.601 0 +275205.70 4930.0 C57
2018-09-24 00:44:41 S 01 01 00.926 -20 32 38.51 V C57
2018-09-24 00:44:41 s 1 +91148.704 0 +276636.72 8510.0 C57
2018-09-24 01:14:41 S 01 00 52.637 -20 35 45.92 V C57
2018-09-24 01:14:41 s 1 +90127.657 0 +278055.17 9930.0 C57
2018-09-24 01:44:41 S 01 00 46.586 -20 37 55.70 V C57
2018-09-24 01:44:41 s 1 +89102.541 0 +279461.09 9690.0 C57
2018-09-24 02:14:41 S 01 00 39.410 -20 40 31.01 V C57
2018-09-24 02:14:41 s 1 +88073.436 0 +280854.52 8330.0 C57
2018-09-24 02:44:41 S 01 00 32.179 -20 43 07.50 V C57
2018-09-24 02:44:41 s 1 +87040.418 0 +282235.50 6340.0 C57
2018-09-24 03:14:41 S 01 00 25.709 -20 45 30.82 V C57
2018-09-24 03:14:41 s 1 +86003.566 0 +283604.08 4220.0 C57
2018-09-24 04:44:41 S 01 00 06.067 -20 52 43.90 V C57
2018-09-24 04:44:41 s 1 +82870.756 0 +287635.79 2030.0 C57
2018-09-24 05:14:41 S 00 59 59.220 -20 55 17.36 V C57
2018-09-24 05:14:41 s 1 +81819.313 0 +288955.16 4290.0 C57
2018-09-24 07:44:41 S 00 59 23.462 -21 08 06.94 V C57
2018-09-24 07:44:41 s 1 +76511.503 0 +295369.75 8800.0 C57
2018-09-24 11:14:41 S 00 58 35.846 -21 25 30.36 V C57
2018-09-24 11:14:41 s 1 +68951.120 0 +303846.97 6290.0 C57
2018-09-24 11:44:41 S 00 58 28.946 -21 27 57.64 V C57
2018-09-24 11:44:41 s 1 +67859.846 0 +305010.73 2370.0 C57
2018-09-24 12:14:41 S 00 58 21.470 -21 30 38.88 V C57
2018-09-24 12:14:41 s 1 +66765.950 0 +306162.78 6270.0 C57
2018-09-24 12:44:41 S 00 58 14.695 -21 33 05.18 V C57
2018-09-24 12:44:41 s 1 +65669.491 0 +307303.16 8380.0 C57