2021 SZ2

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2944606542 ± 1.01e-04
Semi-major axis (a)1.5647188854 AU ± 2.52e-04
Inclination (i)30.74005379° ± 4.46e-03
Long. of Asc. Node (Ω)192.75325727° ± 7.17e-04
Arg. of Perihelion (ω)156.70573598° ± 2.93e-03
Mean Anomaly (M)53.65450617° ± 1.90e-01
Mean Motion (n)0.5035676119°/day ± 1.22e-04
Perihelion dist (q)1.10397074 AU ± 2.38e-04
Aphelion dist (Q)2.02546703 AU ± 3.63e-04
Orbital Period1.95728689 yr ± 4.74e-04
Physical Parameters
H (abs. magnitude)23.21
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.293″
Uncertainty3
Orbit TypeAmor
MOID0.120796 AU
Observations Used26
Oppositions1
Arc Total2021-2021
First Observation Used2021-09-29
Last Observation Used2021-10-27
Observations (28)
Date Type RA Dec Mag Band Observatory
2021-09-29 10:11:29 C 02 58 22.730 +22 14 03.67 U F52
2021-09-29 10:29:49 C 02 58 24.158 +22 11 29.72 U F52
2021-09-29 11:06:16 C 02 58 26.940 +22 06 22.51 U F52
2021-09-29 14:07:44 C 02 58 40.312 +21 40 44.88 V F51
2021-09-29 14:08:54 C 02 58 40.392 +21 40 34.50 V F51
2021-09-29 14:11:16 C 02 58 40.569 +21 40 14.69 V F51
2021-10-01 09:44:46 C 03 02 20.50 +15 25 37.0 V V06
2021-10-01 09:46:42 C 03 02 20.62 +15 25 20.3 V V06
2021-10-01 09:48:38 C 03 02 20.75 +15 25 03.5 V V06
2021-10-01 09:50:34 C 03 02 20.87 +15 24 46.7 V V06
2021-10-01 22:29:25 C 03 03 20.87 +13 34 52.0 V L01
2021-10-01 22:31:39 C 03 03 21.05 +13 34 32.3 V L01
2021-10-01 22:34:16 C 03 03 21.24 +13 34 10.5 V L01
2021-10-01 22:35:46 C 03 03 21.33 +13 33 57.5 V L01
2021-10-01 22:36:53 C 03 03 21.41 +13 33 47.6 V L01
2021-10-02 10:54:47 C 03 04 15.427 +11 47 32.90 U F52
2021-10-02 11:10:21 C 03 04 16.326 +11 45 19.15 U F52
2021-10-02 11:25:54 C 03 04 17.212 +11 43 04.55 U F52
2021-10-08 08:58:05 C 03 12 13.39 -07 30 53.7 V V06
2021-10-08 08:58:29 C 03 12 13.38 -07 30 56.7 V V06
2021-10-08 08:58:53 C 03 12 13.40 -07 30 59.4 V V06
2021-10-13 14:43:38 C 03 16 07.96 -20 49 59.3 V 474
2021-10-13 14:47:05 C 03 16 07.98 -20 50 18.0 V 474
2021-10-13 14:50:32 C 03 16 07.94 -20 50 37.1 V 474
2021-10-13 14:53:59 C 03 16 08.16 -20 50 54.5 V 474
2021-10-27 07:47:34 C 03 17 19.60 -39 32 10.0 V 807
2021-10-27 07:57:39 C 03 17 19.43 -39 32 29.1 V 807
2021-10-27 08:07:29 C 03 17 19.25 -39 32 47.7 V 807