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
2016-04-14 08:12:28 C 14 33 40.38 +01 22 55.4 q 703
2016-04-14 08:21:08 C 14 33 41.86 +01 22 59.3 q 703
2016-04-14 08:38:31 C 14 33 44.77 +01 23 08.3 q 703
2016-04-14 09:23:08 C 14 33 52.19 +01 23 31.3 q 703
2016-04-14 09:32:30 C 14 33 53.81 +01 23 35.8 q 703
2016-04-14 09:41:53 C 14 33 55.46 +01 23 41.1 q 703
2016-04-14 09:51:14 C 14 33 56.94 +01 23 45.5 q 703
2016-04-14 10:15:38 C 14 34 01.38 +01 23 57.5 q G96
2016-04-14 10:20:15 C 14 34 02.18 +01 23 59.9 q G96
2016-04-14 10:24:53 C 14 34 03.00 +01 24 02.3 q G96
2016-04-14 10:29:29 C 14 34 03.85 +01 24 04.7 q G96
2016-04-14 22:23:35 C 14 37 17.13 +01 30 11.4 q 113
2016-04-14 22:38:20 C 14 37 20.91 +01 30 20.9 q 113
2016-04-14 22:53:02 C 14 37 24.71 +01 30 31.1 q 113
2016-04-15 01:10:21 C 14 38 00.90 +01 32 04.1 q 113
2016-04-15 01:31:08 C 14 38 06.61 +01 32 18.8 q 113
2016-04-15 09:39:37 C 14 40 55.74 +01 39 24.6 q H36
2016-04-15 10:02:32 C 14 41 03.69 +01 39 44.6 q H36
2016-04-15 10:09:21 C 14 41 06.10 +01 39 50.4 q H36
2016-04-15 16:09:30 C 14 43 53.65 +01 46 00.6 o 300
2016-04-15 16:20:04 C 14 43 58.02 +01 46 13.1 o 300
2016-04-15 16:30:38 C 14 44 02.40 +01 46 23.1 o 300
2016-04-15 16:41:11 C 14 44 06.87 +01 46 36.0 o 300
2016-04-15 21:37:32 C 14 46 56.53 +01 51 41.5 q 160
2016-04-15 21:41:32 C 14 46 58.64 +01 51 46.8 q 160
2016-04-15 21:45:27 C 14 47 00.69 +01 51 51.9 q 160
2016-04-15 21:49:35 C 14 47 02.88 +01 51 57.0 q 160
2016-04-16 06:49:40 C 14 53 13.89 +02 06 32.2 u 926
2016-04-16 06:52:35 C 14 53 16.05 +02 06 37.7 u 926
2016-04-16 06:55:29 C 14 53 18.19 +02 06 43.3 u 926
2016-04-16 22:24:29 C 15 11 53.62 +02 44 05.3 q J69
2016-04-16 22:29:03 C 15 12 01.31 +02 44 22.2 q J69
2016-04-16 22:33:37 C 15 12 09.02 +02 44 38.8 q J69
2016-04-16 22:38:10 C 15 12 16.75 +02 44 55.6 q J69
2016-04-17 00:11:00 C 15 15 00.64 +02 50 51.9 q J95
2016-04-17 00:13:29 C 15 15 05.26 +02 51 02.0 q J95
2016-04-17 00:16:00 C 15 15 09.88 +02 51 12.1 q J95
2016-04-17 00:18:32 C 15 15 14.59 +02 51 22.4 q J95
2016-04-17 03:42:05 C 15 22 51.81 +03 07 53.0 18.0 q 932
2016-04-17 04:04:48 C 15 23 45.58 +03 09 50.1 17.5 q 932
2016-04-17 04:08:43 C 15 23 54.96 +03 10 10.3 18.4 q 932
2016-04-17 05:45:25 C 15 28 23.14 +03 20 35.1 u 926
2016-04-17 05:47:40 C 15 28 29.26 +03 20 48.4 u 926
2016-04-17 05:49:52 C 15 28 35.27 +03 21 01.7 u 926
2016-04-17 06:46:48 C 15 31 15.87 +03 26 51.3 u 926
2016-04-17 06:49:02 C 15 31 22.30 +03 27 05.2 u 926
2016-04-17 06:51:12 C 15 31 28.69 +03 27 19.1 u 926
2016-04-17 07:53:11 C 15 34 19.28 +03 32 38.9 q H21
2016-04-17 07:56:28 C 15 34 29.65 +03 33 00.9 q H21
2016-04-17 07:59:46 C 15 34 40.06 +03 33 23.1 q H21