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
2016-06-11 06:26:06 C 16 06 45.59 -00 58 13.2 q H45
2016-06-11 06:27:55 C 16 06 45.77 -00 58 09.9 q H45
2016-06-11 06:29:41 C 16 06 45.94 -00 58 07.3 q H45
2016-06-11 06:31:23 C 16 06 46.12 -00 58 04.6 q H45
2016-06-12 04:48:14 C 16 09 13.73 -00 24 03.2 q H21
2016-06-12 04:53:28 C 16 09 14.26 -00 23 55.5 q H21
2016-06-12 04:58:41 C 16 09 14.79 -00 23 47.5 q H21
2016-06-12 05:03:55 C 16 09 15.32 -00 23 39.4 q H21
2016-06-12 05:09:10 C 16 09 15.85 -00 23 31.8 q H21
2016-06-22 22:56:51 C 16 38 49.28 +05 08 19.8 q K38
2016-06-22 23:36:32 C 16 38 54.07 +05 09 09.1 18.5 q J43
2016-06-22 23:49:51 C 16 38 55.54 +05 09 22.5 18.8 q J43
2016-06-23 00:00:22 C 16 38 56.31 +05 09 24.2 q K38
2016-06-23 00:03:16 C 16 38 56.94 +05 09 36.0 19.1 q J43
2016-06-23 00:16:33 C 16 38 58.39 +05 09 49.6 18.7 q J43
2016-06-23 00:44:42 C 16 39 01.18 +05 10 10.9 q K38
2016-06-23 09:43:03 C 16 40 04.993 +05 19 36.25 L F51
2016-06-23 10:00:11 C 16 40 06.836 +05 19 53.60 L F51
2016-06-23 10:17:17 C 16 40 08.675 +05 20 10.89 L F51
2016-06-23 10:34:26 C 16 40 10.520 +05 20 27.97 L F51
2016-06-23 23:08:41 C 16 41 39.34 +05 32 48.2 q 203
2016-06-23 23:59:14 C 16 41 44.98 +05 33 37.3 q 203
2016-06-28 21:02:03 C 16 55 28.89 +07 14 16.3 q K38
2016-06-28 21:24:14 C 16 55 31.31 +07 14 32.5 q K38
2016-06-28 21:37:27 C 16 55 32.60 +07 14 42.3 r 106
2016-06-28 21:46:45 C 16 55 33.77 +07 14 49.3 q K38
2016-06-28 21:51:41 C 16 55 34.19 +07 14 52.8 r 106
2016-06-28 22:05:57 C 16 55 35.70 +07 15 03.8 r 106
2016-06-28 22:20:12 C 16 55 37.24 +07 15 13.5 r 106
2016-06-29 05:37:39 C 16 56 28.21 +07 20 36.3 q H45
2016-06-29 05:39:56 C 16 56 28.45 +07 20 38.0 q H45
2016-06-29 05:41:54 C 16 56 28.66 +07 20 39.3 q H45
2016-06-29 05:43:19 C 16 56 28.82 +07 20 40.6 q H45
2016-06-29 05:45:04 C 16 56 29.02 +07 20 41.7 q H45
2016-06-29 05:47:03 C 16 56 29.20 +07 20 43.2 q H45
2016-06-29 10:08:55 C 16 56 59.607 +07 23 57.82 L F51
2016-06-29 10:26:59 C 16 57 01.550 +07 24 10.48 L F51
2016-06-29 10:45:01 C 16 57 03.497 +07 24 23.08 L F51
2016-06-29 11:03:07 C 16 57 05.455 +07 24 35.69 L F51
2016-06-30 05:06:31 C 16 59 12.63 +07 36 52.2 q H45
2016-06-30 05:08:55 C 16 59 12.89 +07 36 53.6 q H45
2016-06-30 05:10:35 C 16 59 13.03 +07 36 54.0 q H45
2016-06-30 05:13:12 C 16 59 13.34 +07 36 56.7 q H45
2016-06-30 05:15:05 C 16 59 13.53 +07 36 57.5 q H45
2016-06-30 05:16:41 C 16 59 13.70 +07 36 59.0 q H45
2016-07-02 08:15:30 C 17 05 07.65 +08 08 18.5 R G45
2016-07-02 08:16:02 C 17 05 07.69 +08 08 18.5 R G45
2016-07-02 08:21:40 C 17 05 08.34 +08 08 21.5 R G45
2016-07-02 08:23:07 C 17 05 08.44 +08 08 23.6 R G45
2016-07-02 08:30:08 C 17 05 09.24 +08 08 26.4 R G45