2021 CZ4

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.0127557376 ± 6.19e-06
Semi-major axis (a)1.0436811288 AU ± 2.37e-05
Inclination (i)3.88471930° ± 2.33e-03
Long. of Asc. Node (Ω)147.63304780° ± 2.99e-04
Arg. of Perihelion (ω)239.95267713° ± 3.28e-02
Mean Anomaly (M)286.22346460° ± 2.27e-02
Mean Motion (n)0.9244012623°/day ± 3.14e-05
Perihelion dist (q)1.03036821 AU ± 2.42e-05
Aphelion dist (Q)1.05699405 AU ± 2.48e-05
Orbital Period1.06623208 yr ± 3.63e-05
Physical Parameters
H (abs. magnitude)26.94
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.217″
Uncertainty2
Orbit TypeAmor
MOID0.023339 AU
Observations Used24
Oppositions1
Arc Total2021-2021
First Observation Used2021-02-07
Last Observation Used2021-03-04
Observations (24)
Date Type RA Dec Mag Band Observatory
2021-02-07 07:25:14 C 10 16 23.32 +00 51 17.8 V G96
2021-02-07 07:34:11 C 10 16 22.78 +00 51 41.2 V G96
2021-02-07 07:41:33 C 10 16 22.31 +00 52 00.7 V G96
2021-02-07 10:36:35 C 10 16 17.882 +01 00 10.13 U F51
2021-02-07 10:53:51 C 10 16 16.764 +01 00 55.97 U F51
2021-02-07 11:11:05 C 10 16 15.654 +01 01 41.33 U F51
2021-02-07 11:28:25 C 10 16 14.514 +01 02 27.75 U F51
2021-02-08 09:35:48 C 10 15 39.882 +02 02 05.64 V 568
2021-02-08 09:37:13 C 10 15 39.796 +02 02 09.31 V 568
2021-02-08 09:38:37 C 10 15 39.699 +02 02 13.36 V 568
2021-02-10 23:58:54 C 10 13 37.200 +04 57 40.01 V J04
2021-02-11 00:21:17 C 10 13 35.686 +04 58 45.29 V J04
2021-02-11 00:43:37 C 10 13 34.136 +04 59 50.59 V J04
2021-02-11 04:38:04 C 10 13 25.09 +05 13 29.1 u 807
2021-02-11 04:50:51 C 10 13 24.24 +05 14 06.3 u 807
2021-02-20 06:30:33 C 10 04 33.79 +16 13 35.8 V I52
2021-02-20 06:35:23 C 10 04 33.44 +16 13 51.0 V I52
2021-02-20 06:40:12 C 10 04 33.05 +16 14 06.1 V I52
2021-02-20 06:45:02 C 10 04 32.65 +16 14 20.5 V I52
2021-03-03 11:00:38 C 09 54 27.12 +28 22 29.8 V 291
2021-03-03 11:22:51 C 09 54 26.16 +28 23 15.7 V 291
2021-03-03 11:45:05 C 09 54 25.32 +28 24 01.5 V 291
2021-03-04 04:21:51 C 09 54 07.11 +29 01 52.4 u H21
2021-03-04 04:47:33 C 09 54 05.56 +29 02 50.6 u H21