2016 GC221

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.1648084000 ± 2.00e+00
Semi-major axis (a)1.0315362000 AU ± 3.00e+00
Inclination (i)25.26564000° ± 4.00e+00
Long. of Asc. Node (Ω)23.50182000° ± 5.00e+00
Arg. of Perihelion (ω)279.84807000° ± 6.00e+00
Mean Anomaly (M)339.60299000° ± 1.63e+01
Mean Motion (n)0.9407567948°/day ± 4.10e+00
Perihelion dist (q)0.86153040 AU ± 3.25e+00
Aphelion dist (Q)1.20154200 AU ± 4.06e+00
Orbital Period1.04767530 yr ± 4.57e+00
Physical Parameters
H (abs. magnitude)24.80
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date
RMS Residual—″
Uncertainty5
Orbit TypeApollo
MOID0.020614 AU
Observations Used71
Oppositions1
Arc Total
First Observation Used
Last Observation Used2016-04-15
Observations (71)
Date Type RA Dec Mag Band Observatory
2016-04-14 19:43:58 C 11 05 54.24 +00 24 01.7 q 246
2016-04-14 19:44:23 C 11 05 53.46 +00 23 53.0 q 246
2016-04-14 19:44:56 C 11 05 52.57 +00 23 40.1 q 246
2016-04-14 19:45:02 C 11 05 52.43 +00 23 32.6 q 113
2016-04-14 19:45:04 C 11 05 52.25 +00 23 37.2 q 246
2016-04-14 19:52:50 C 11 05 39.53 +00 20 38.5 q 113
2016-04-14 20:00:36 C 11 05 26.70 +00 17 45.7 q 113
2016-04-14 20:06:37 C 11 05 16.63 +00 15 38.3 q 246
2016-04-14 20:06:47 C 11 05 16.38 +00 15 33.8 q 246
2016-04-14 20:06:56 C 11 05 16.12 +00 15 29.1 q 246
2016-04-14 20:07:06 C 11 05 15.89 +00 15 26.6 q 246
2016-04-14 20:07:15 C 11 05 15.60 +00 15 23.8 q 246
2016-04-14 20:07:25 C 11 05 15.33 +00 15 18.3 q 246
2016-04-14 20:07:34 C 11 05 15.02 +00 15 15.4 q 246
2016-04-14 20:07:43 C 11 05 14.79 +00 15 11.3 q 246
2016-04-14 20:11:53 C 11 05 08.10 +00 13 38.9 q 246
2016-04-15 04:04:46 C 10 52 23.08 -02 42 01.2 q H21
2016-04-15 04:08:14 C 10 52 17.25 -02 43 18.7 q H21
2016-04-15 04:11:43 C 10 52 11.49 -02 44 35.9 q H21
2016-04-15 04:15:11 C 10 52 05.70 -02 45 53.2 q H21
2016-04-15 04:18:40 C 10 51 59.92 -02 47 10.7 q H21