2021 HZ

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3152127895 ± 5.27e-04
Semi-major axis (a)0.8575951304 AU ± 6.51e-05
Inclination (i)5.47021716° ± 1.18e-02
Long. of Asc. Node (Ω)42.89429395° ± 1.54e-02
Arg. of Perihelion (ω)322.46849857° ± 7.56e-03
Mean Anomaly (M)139.66776331° ± 6.27e-01
Mean Motion (n)1.2410486791°/day ± 1.41e-04
Perihelion dist (q)0.58727018 AU ± 4.55e-04
Aphelion dist (Q)1.12792008 AU ± 4.60e-04
Orbital Period0.79418825 yr ± 9.04e-05
Physical Parameters
H (abs. magnitude)25.37
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.375″
Uncertainty3
Orbit TypeAten
MOID0.006777 AU
Observations Used21
Oppositions1
Arc Total2021-2021
First Observation Used2021-04-17
Last Observation Used2021-04-21
Observations (21)
Date Type RA Dec Mag Band Observatory
2021-04-17 07:23:43 C 13 22 44.993 +10 49 58.17 U F51
2021-04-17 07:41:41 C 13 22 37.881 +10 50 17.62 U F51
2021-04-17 07:59:39 C 13 22 30.776 +10 50 36.96 U F51
2021-04-18 06:08:33 C 13 14 05.288 +11 13 13.50 V 568
2021-04-18 06:11:24 C 13 14 04.140 +11 13 16.52 V 568
2021-04-18 12:09:45 C 13 11 36.465 +11 19 15.88 V F51
2021-04-18 12:25:10 C 13 11 30.042 +11 19 30.63 V F51
2021-04-18 12:26:21 C 13 11 29.601 +11 19 31.57 V F51
2021-04-18 12:42:55 C 13 11 22.805 +11 19 47.13 V F51
2021-04-18 12:58:21 C 13 11 16.501 +11 20 01.75 V F51
2021-04-18 12:59:32 C 13 11 15.974 +11 20 02.71 V F51
2021-04-19 04:31:25 C 13 05 14.82 +11 34 51.6 V 291
2021-04-19 04:38:06 C 13 05 12.00 +11 34 58.3 V 291
2021-04-19 04:43:51 C 13 05 09.65 +11 35 02.9 V 291
2021-04-19 05:33:21 C 13 04 47.31 +11 35 42.1 q H36
2021-04-19 06:06:59 C 13 04 33.20 +11 36 14.5 q H36
2021-04-19 06:23:45 C 13 04 26.06 +11 36 29.5 q H36
2021-04-19 06:40:32 C 13 04 19.06 +11 36 45.2 q H36
2021-04-21 08:50:29 C 12 43 40.59 +12 20 44.3 V V06
2021-04-21 08:53:36 C 12 43 39.25 +12 20 46.4 V V06
2021-04-21 08:56:43 C 12 43 37.84 +12 20 48.0 V V06