IAA RAS IAA Minor Planet Database

2016 GX221

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.8789345000
Semi-major axis (a)2.4974672000 AU
Inclination (i)6.90965000°
Long. of Asc. Node (Ω)187.49637000°
Arg. of Perihelion (ω)250.75474000°
Mean Anomaly (M)169.38847000°
Mean Motion (n)0.2497206100°/day
Perihelion dist (q)0.30235710 AU
Aphelion dist (Q)4.69257730 AU
Orbital Period3.94684150 yr
Physical Parameters
H (abs. magnitude)21.60
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date—
RMS Residual0.290″
Uncertainty4
Orbit TypeApollo
MOID0.021314 AU
Observations Used46
Oppositions1
Arc Total—
First Observation Used—
Last Observation Used2016-05-05
Observations (49)
Date Type RA Dec Mag Band Observatory
2016-04-03 13:02:30 C 16 44 20.166 -11 07 25.03 – L F51
2016-04-03 13:19:40 C 16 44 03.209 -11 06 38.71 – L F51
2016-04-03 13:36:52 C 16 43 46.242 -11 05 52.28 – L F51
2016-04-03 13:53:58 C 16 43 29.367 -11 05 06.17 – L F51
2016-04-04 12:51:06 C 16 22 09.239 -10 02 37.63 – L F51
2016-04-04 13:10:03 C 16 21 52.069 -10 01 46.54 – L F51
2016-04-04 13:28:56 C 16 21 35.005 -10 00 55.30 – L F51
2016-04-14 08:17:32 C 14 14 08.95 -02 24 33.8 – q 703
2016-04-14 08:26:12 C 14 14 06.24 -02 24 24.9 – q 703
2016-04-14 08:43:34 C 14 14 00.94 -02 24 04.0 – q 703
2016-04-14 09:22:10 C 14 13 49.21 -02 23 21.1 – q 703
2016-04-14 09:31:33 C 14 13 46.46 -02 23 10.7 – q 703
2016-04-14 09:40:54 C 14 13 43.48 -02 22 59.4 – q 703
2016-04-14 09:50:17 C 14 13 40.64 -02 22 49.2 – q 703
2016-04-14 10:16:22 C 14 13 32.77 -02 22 20.1 – q G96
2016-04-14 10:21:00 C 14 13 31.37 -02 22 14.8 – q G96
2016-04-14 10:25:37 C 14 13 29.97 -02 22 09.6 – q G96
2016-04-14 10:30:14 C 14 13 28.60 -02 22 04.2 – q G96
2016-04-14 14:19:01 C 14 12 22.39 -02 17 09.3 – t 474
2016-04-14 14:22:24 C 14 12 21.19 -02 17 05.8 – t 474
2016-04-14 14:25:48 C 14 12 20.38 -02 17 01.8 – t 474
2016-04-14 14:29:31 C 14 12 19.27 -02 16 57.7 – t 474
2016-04-14 21:58:46 C 14 10 12.34 -02 08 57.9 – q K91
2016-04-14 22:07:43 C 14 10 09.77 -02 08 48.3 – q K91
2016-04-14 22:14:23 C 14 10 07.85 -02 08 41.1 – q K91
2016-04-14 22:18:26 C 14 10 06.67 -02 08 37.1 – q K91
2016-04-15 05:55:19 C 14 08 01.36 -02 01 15.8 – q G96
2016-04-15 06:01:02 C 14 07 59.75 -02 01 09.8 – q G96
2016-04-15 06:06:46 C 14 07 58.17 -02 01 03.9 – q G96
2016-04-15 06:12:30 C 14 07 56.58 -02 00 58.1 – q G96
2016-04-15 06:27:12 C 14 07 52.48 -02 00 42.9 – o 926
2016-04-15 06:30:55 C 14 07 51.48 -02 00 38.6 – o 926
2016-04-15 06:34:36 C 14 07 50.47 -02 00 35.3 – o 926
2016-04-15 10:51:28 C 14 06 41.114 -01 56 10.52 – V F51
2016-04-15 10:52:02 C 14 06 40.960 -01 56 10.02 – V F51
2016-04-15 10:52:33 C 14 06 40.819 -01 56 09.46 – V F51
2016-04-15 10:53:04 C 14 06 40.675 -01 56 08.96 – V F51
2016-04-16 06:06:02 C 14 01 47.27 -01 37 54.7 – u H21
2016-04-16 06:15:53 C 14 01 44.83 -01 37 46.1 – u H21
2016-04-16 06:27:11 C 14 01 41.97 -01 37 35.5 – u H21
2016-04-26 09:59:18 C 13 23 28.84 +00 34 10.6 – o 291
2016-04-26 10:10:36 C 13 23 27.61 +00 34 17.7 – o 291
2016-05-04 08:17:26 C 13 10 06.39 +01 05 08.8 – o 291
2016-05-04 08:29:54 C 13 10 05.67 +01 05 10.1 – o 291
2016-05-04 08:42:21 C 13 10 05.07 +01 05 11.2 – o 291
2016-05-05 08:34:27 C 13 08 58.669 +01 06 37.18 – V F51
2016-05-05 08:51:03 C 13 08 57.888 +01 06 38.16 – V F51
2016-05-05 09:07:40 C 13 08 57.077 +01 06 39.33 – V F51
2016-05-05 09:24:23 C 13 08 56.257 +01 06 39.91 – V F51