659609 (2019 SZ2)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2484689638 ± 5.06e-08
Semi-major axis (a)1.6830899185 AU ± 9.94e-09
Inclination (i)22.45192448° ± 7.67e-06
Long. of Asc. Node (Ω)222.40619402° ± 4.56e-06
Arg. of Perihelion (ω)155.56251394° ± 1.65e-05
Mean Anomaly (M)287.77413227° ± 1.17e-05
Mean Motion (n)0.4513893396°/day ± 4.00e-09
Perihelion dist (q)1.26489431 AU ± 8.56e-08
Aphelion dist (Q)2.10128553 AU ± 8.61e-08
Orbital Period2.18353912 yr ± 1.94e-08
Physical Parameters
H (abs. magnitude)19.78
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.263″
Uncertainty0
Orbit TypeAmor
MOID0.286648 AU
Observations Used246
Oppositions8
Arc Total2008-2023
First Observation Used2008-12-30
Last Observation Used2023-05-12
Observations (322)
Date Type RA Dec Mag Band Observatory
2019-11-29 08:33:20 C 01 43 34.85 -04 58 29.9 V T08
2019-11-29 08:41:28 C 01 43 35.25 -04 58 41.6 V T08
2019-11-29 08:57:00 C 01 43 36.27 -04 59 00.0 V T08
2019-12-30 06:52:20 C 02 36 28.986 -11 23 03.37 U F51
2019-12-30 07:08:39 C 02 36 30.148 -11 23 03.17 U F51
2019-12-30 07:25:01 C 02 36 31.301 -11 23 03.12 U F51
2019-12-30 07:41:23 C 02 36 32.459 -11 23 03.07 U F51
2020-01-22 01:06:31 C 03 18 36.85 -09 42 05.0 u H21
2020-01-22 01:10:54 C 03 18 37.18 -09 42 03.6 u H21
2020-01-22 01:15:17 C 03 18 37.53 -09 42 02.2 u H21
2021-05-14 08:40:39 C 18 11 21.89 -01 10 30.4 u H21
2021-05-14 08:45:37 C 18 11 21.81 -01 10 25.0 u H21
2021-05-14 08:52:37 C 18 11 21.70 -01 10 17.8 u H21
2021-06-27 07:37:27 C 17 23 52.67 +14 56 52.5 o 691
2021-06-27 08:32:38 C 17 23 49.35 +14 57 22.3 o 691
2021-06-28 03:53:24 C 17 22 43.45 +15 07 37.3 o 691
2021-06-28 04:07:34 C 17 22 42.61 +15 07 45.3 o 691
2021-06-28 04:21:44 C 17 22 41.78 +15 07 52.2 o 691
2023-05-12 09:24:27 C 15 13 09.330 -11 21 02.61 X F52
2023-05-12 09:41:59 C 15 13 08.325 -11 20 47.47 X F52
2023-05-12 09:59:32 C 15 13 07.296 -11 20 32.57 X F52
2023-05-12 10:17:08 C 15 13 06.269 -11 20 17.43 X F52