2016 GP221

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6137837473 ± 2.00e+00
Semi-major axis (a)1.5465300699 AU ± 3.00e+00
Inclination (i)8.92140073° ± 4.00e+00
Long. of Asc. Node (Ω)29.21334833° ± 5.00e+00
Arg. of Perihelion (ω)273.00684452° ± 6.00e+00
Mean Anomaly (M)328.98732470° ± 8.60e-02
Mean Motion (n)0.5124809500°/day ± 1.49e+00
Perihelion dist (q)0.59729460 AU ± 3.30e+00
Aphelion dist (Q)2.49571240 AU ± 5.75e+00
Orbital Period1.92320850 yr ± 5.60e+00
Physical Parameters
H (abs. magnitude)25.90
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-18
RMS Residual0.612″
Uncertainty2
Orbit TypeApollo
MOID0.002037 AU
Observations Used67
Oppositions1
Arc Total2016-2016
First Observation Used
Last Observation Used2016-04-18
Observations (74)
Date Type RA Dec Mag Band Observatory
2016-04-17 08:03:03 C 15 34 50.51 +03 33 45.4 q H21
2016-04-17 08:06:21 C 15 35 01.01 +03 34 07.6 q H21
2016-04-17 08:09:39 C 15 35 11.55 +03 34 30.2 q H21
2016-04-17 08:12:57 C 15 35 22.15 +03 34 52.7 q H21
2016-04-17 08:39:59 C 15 37 07.99 +03 39 35.1 o 926
2016-04-17 08:40:43 C 15 37 10.51 +03 39 40.3 o 926
2016-04-17 08:41:32 C 15 37 13.17 +03 39 46.1 o 926
2016-04-17 11:22:18 C 15 47 16.16 +04 00 56.1 u 926
2016-04-17 11:24:31 C 15 47 25.48 +04 01 15.4 u 926
2016-04-17 11:26:45 C 15 47 34.90 +04 01 34.7 u 926
2016-04-17 22:37:55 C 17 22 43.44 +06 33 07.1 q J69
2016-04-17 22:39:58 C 17 23 14.09 +06 33 50.1 q J69
2016-04-17 22:42:02 C 17 23 45.10 +06 34 31.3 q J69
2016-04-17 22:57:44 C 17 27 44.14 +06 39 56.5 q J69
2016-04-17 23:01:00 C 17 28 35.05 +06 41 04.9 q J69
2016-04-18 00:41:06 C 17 57 15.98 +07 15 58.0 q J95
2016-04-18 00:45:14 C 17 58 34.58 +07 17 24.4 q J95
2016-04-18 00:49:12 C 17 59 50.30 +07 18 47.0 q J95
2016-04-18 00:53:43 C 18 01 17.36 +07 20 21.2 q J95
2016-04-18 00:58:44 C 18 02 54.88 +07 22 04.8 q J95
2016-04-18 01:53:13 C 18 21 31.91 +07 40 18.0 q J95
2016-04-18 01:56:16 C 18 22 37.60 +07 41 16.5 q J95
2016-04-18 01:59:13 C 18 23 41.50 +07 42 13.1 q J95
2016-04-18 02:01:44 C 18 24 36.36 +07 43 00.9 q J95