2016 GZ221

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5496014182 ± 3.76e-05
Semi-major axis (a)2.5840896332 AU ± 2.85e-04
Inclination (i)26.20215813° ± 1.71e-03
Long. of Asc. Node (Ω)39.75180691° ± 1.16e-03
Arg. of Perihelion (ω)112.58781893° ± 2.49e-04
Mean Anomaly (M)131.57013879° ± 1.36e-01
Mean Motion (n)0.2372744173°/day ± 3.93e-05
Perihelion dist (q)1.16387031 AU ± 1.61e-04
Aphelion dist (Q)4.00430896 AU ± 4.52e-04
Orbital Period4.15395092 yr ± 6.88e-04
Physical Parameters
H (abs. magnitude)21.78
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.228″
Uncertainty3
Orbit TypeAmor
MOID0.352880 AU
Observations Used18
Oppositions1
Arc Total2016-2016
First Observation Used2016-04-03
Last Observation Used2016-05-01
Observations (18)
Date Type RA Dec Mag Band Observatory
2016-04-03 14:14:45 C 16 18 09.63 -06 28 11.4 t F51
2016-04-03 14:30:39 C 16 18 08.56 -06 28 40.4 t F51
2016-04-03 14:46:33 C 16 18 07.47 -06 29 09.4 t F51
2016-04-04 12:31:15 C 16 16 45.26 -07 08 49.0 t F51
2016-04-04 12:50:12 C 16 16 43.94 -07 09 23.5 t F51
2016-04-04 13:28:03 C 16 16 41.29 -07 10 32.9 t F51
2016-04-14 12:59:41 C 15 57 28.144 -14 29 42.66 L F51
2016-04-14 13:33:57 C 15 57 24.739 -14 30 44.66 L F51
2016-04-14 13:51:04 C 15 57 23.045 -14 31 14.99 L F51
2016-04-16 08:15:41 C 15 53 18.29 -15 47 17.6 u H21
2016-04-16 08:36:26 C 15 53 16.18 -15 47 55.2 u H21
2016-04-16 08:51:19 C 15 53 14.69 -15 48 21.1 u H21
2016-04-16 13:23:55 C 15 52 47.768 -15 56 20.83 L F51
2016-04-16 13:37:56 C 15 52 46.289 -15 56 45.45 L F51
2016-04-16 13:51:55 C 15 52 44.840 -15 57 10.71 L F51
2016-05-01 05:47:01 C 15 14 28.93 -25 07 20.7 u 807
2016-05-01 06:00:00 C 15 14 27.44 -25 07 37.4 u 807
2016-05-01 06:12:32 C 15 14 26.00 -25 07 53.7 u 807