2016 GN221

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5339922990 ± 2.33e-06
Semi-major axis (a)2.6073869002 AU ± 1.39e-05
Inclination (i)9.29496905° ± 2.69e-05
Long. of Asc. Node (Ω)234.72026218° ± 8.92e-06
Arg. of Perihelion (ω)29.44891638° ± 1.96e-05
Mean Anomaly (M)85.85366076° ± 6.48e-03
Mean Motion (n)0.2341014250°/day ± 1.87e-06
Perihelion dist (q)1.21506238 AU ± 8.86e-06
Aphelion dist (Q)3.99971143 AU ± 2.21e-05
Orbital Period4.21025324 yr ± 3.36e-05
Physical Parameters
H (abs. magnitude)20.50
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.258″
Uncertainty1
Orbit TypeAmor
MOID0.213537 AU
Observations Used282
Oppositions1
Arc Total2016-2016
First Observation Used2016-04-11
Last Observation Used2016-09-25
Observations (286)
Date Type RA Dec Mag Band Observatory
2016-07-02 08:42:33 C 17 05 10.62 +08 08 32.9 R G45
2016-07-02 08:44:07 C 17 05 10.80 +08 08 33.7 R G45
2016-07-03 04:54:21 C 17 07 32.40 +08 19 29.4 q 703
2016-07-03 05:00:18 C 17 07 32.41 +08 19 30.8 q H45
2016-07-03 05:00:53 C 17 07 33.04 +08 19 32.6 q 703
2016-07-03 05:02:35 C 17 07 32.70 +08 19 31.8 q H45
2016-07-03 05:04:32 C 17 07 32.89 +08 19 33.3 q H45
2016-07-03 05:06:13 C 17 07 33.07 +08 19 33.5 q H45
2016-07-03 05:07:24 C 17 07 33.80 +08 19 37.3 q 703
2016-07-03 05:08:15 C 17 07 33.33 +08 19 35.1 q H45
2016-07-03 05:11:13 C 17 07 33.60 +08 19 36.5 q H45
2016-07-03 05:13:55 C 17 07 34.53 +08 19 39.6 q 703
2016-07-07 07:42:56 C 17 18 48.59 +09 01 09.0 q H45
2016-07-07 07:45:00 C 17 18 48.84 +09 01 09.7 q H45
2016-07-07 07:47:07 C 17 18 49.08 +09 01 10.4 q H45
2016-07-07 07:49:16 C 17 18 49.36 +09 01 11.2 q H45
2016-07-07 07:53:15 C 17 18 49.76 +09 01 11.8 q H45
2016-07-07 07:54:56 C 17 18 49.96 +09 01 12.3 q H45
2016-07-09 06:50:09 C 17 24 08.37 +09 14 35.0 q G96
2016-07-09 06:58:22 C 17 24 09.23 +09 14 37.1 q G96
2016-07-09 07:06:35 C 17 24 10.08 +09 14 38.8 q G96
2016-07-09 07:14:51 C 17 24 10.95 +09 14 40.8 q G96
2016-07-09 10:24:52 C 17 24 32.132 +09 15 32.24 L F51
2016-07-09 10:58:22 C 17 24 35.644 +09 15 39.75 L F51
2016-07-09 11:15:07 C 17 24 37.398 +09 15 43.45 L F51
2016-07-10 21:20:12 C 17 28 27.15 +09 22 29.1 q 246
2016-07-10 21:21:03 C 17 28 27.20 +09 22 29.4 q 246
2016-07-10 21:21:33 C 17 28 27.26 +09 22 28.5 q 246
2016-07-10 21:26:04 C 17 28 27.69 +09 22 30.5 q 246
2016-07-24 13:21:07 C 18 03 23.62 +09 02 51.4 q D29
2016-07-24 13:41:29 C 18 03 25.71 +09 02 46.0 q D29
2016-09-21 01:33:23 C 20 07 21.83 -01 16 25.6 u 807
2016-09-21 01:56:42 C 20 07 23.66 -01 16 33.0 u 807
2016-09-25 01:54:53 C 20 15 09.80 -01 44 54.7 u 807
2016-09-25 02:20:36 C 20 15 11.83 -01 45 01.7 u 807
2016-09-25 02:47:34 C 20 15 13.95 -01 45 08.3 u 807