IAA RAS IAA Minor Planet Database

2016 CO247

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5131483496 ± 7.69e-08
Semi-major axis (a)1.4194436838 AU ± 8.75e-09
Inclination (i)18.35633590° ± 5.81e-06
Long. of Asc. Node (Ω)292.18636023° ± 1.38e-06
Arg. of Perihelion (ω)90.32886629° ± 1.31e-05
Mean Anomaly (M)348.29177071° ± 9.33e-06
Mean Motion (n)0.5828207779°/day ± 5.39e-09
Perihelion dist (q)0.69105850 AU ± 1.09e-07
Aphelion dist (Q)2.14782887 AU ± 1.10e-07
Orbital Period1.69113100 yr ± 1.56e-08
Physical Parameters
H (abs. magnitude)20.61
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.191″
Uncertainty0
Orbit TypeApollo
MOID0.016024 AU
Observations Used212
Radar Obs Used1
Oppositions2
Arc Total2016-2021
First Observation Used2016-02-12
Last Observation Used2021-03-07
Observations (235)
Date Type RA Dec Mag Band Observatory
2021-01-08 10:28:00 C 10 33 22.45 +23 42 22.6 – V G96
2021-01-09 00:32:36 C 10 12 37.85 +21 28 40.9 – o K88
2021-01-09 00:33:39 C 10 12 36.40 +21 28 31.1 – o K88
2021-01-09 00:34:43 C 10 12 34.86 +21 28 21.2 – o K88
2021-01-09 09:48:04 C 10 00 17.93 +20 04 01.1 – V 703
2021-01-09 09:55:41 C 10 00 07.93 +20 02 52.2 – V 703
2021-01-09 10:03:18 C 09 59 57.94 +20 01 43.2 – V 703
2021-01-09 10:10:53 C 09 59 47.98 +20 00 34.2 – V 703
2021-01-10 08:03:20 C 09 34 43.21 +16 51 40.7 – V 703
2021-01-10 08:10:50 C 09 34 35.18 +16 50 39.8 – V 703
2021-01-10 08:18:21 C 09 34 27.15 +16 49 38.9 – V 703
2021-01-10 08:25:52 C 09 34 19.12 +16 48 38.3 – V 703
2021-01-11 00:20:07 C 09 19 02.33 +14 44 42.2 – V K87
2021-01-11 00:20:24 C 09 19 02.08 +14 44 40.1 – V K87
2021-01-11 00:20:40 C 09 19 01.86 +14 44 38.2 – V K87
2021-01-11 00:20:57 C 09 19 01.60 +14 44 36.3 – V K87
2021-01-11 00:21:12 C 09 19 01.35 +14 44 34.3 – V K87
2021-01-11 00:21:29 C 09 19 01.11 +14 44 32.5 – V K87
2021-01-11 17:43:20 C 09 04 42.938 +12 44 20.33 – V O85
2021-01-11 17:46:14 C 09 04 40.648 +12 44 01.30 – V O85
2021-01-11 17:50:36 C 09 04 37.188 +12 43 32.73 – V O85
2021-01-11 17:54:59 C 09 04 33.732 +12 43 04.23 – V O85
2021-01-11 17:59:21 C 09 04 30.280 +12 42 35.63 – V O85
2021-01-11 18:00:50 C 09 04 29.109 +12 42 26.05 – V O85
2021-01-11 18:03:44 C 09 04 26.824 +12 42 07.14 – V O85
2021-01-11 18:08:07 C 09 04 23.375 +12 41 38.63 – V O85
2021-01-11 18:12:30 C 09 04 19.926 +12 41 10.08 – V O85
2021-01-11 18:13:58 C 09 04 18.774 +12 41 00.37 – V O85
2021-01-11 18:16:52 C 09 04 16.490 +12 40 41.70 – V O85
2021-01-11 18:21:15 C 09 04 13.033 +12 40 13.06 – V O85
2021-01-11 18:31:07 C 09 04 05.278 +12 39 08.94 – V O85
2021-01-13 17:38:52 C 08 34 51.035 +08 19 56.76 – V O85
2021-01-13 17:41:56 C 08 34 49.391 +08 19 42.48 – V O85
2021-01-13 17:45:00 C 08 34 47.759 +08 19 28.36 – V O85
2021-01-13 17:53:09 C 08 34 43.432 +08 18 51.00 – V O85
2021-01-13 17:54:48 C 08 34 42.543 +08 18 43.32 – V O85
2021-01-13 17:56:13 C 08 34 41.810 +08 18 36.96 – V O85
2021-01-13 17:57:52 C 08 34 40.944 +08 18 29.30 – V O85
2021-01-13 17:59:17 C 08 34 40.184 +08 18 22.82 – V O85
2021-01-13 18:00:56 C 08 34 39.303 +08 18 15.25 – V O85
2021-01-13 18:04:00 C 08 34 37.689 +08 18 01.20 – V O85
2021-01-13 18:07:04 C 08 34 36.069 +08 17 47.11 – V O85
2021-01-13 21:44:07 C 08 32 51.43 +08 01 11.2 – V G17
2021-01-13 21:46:07 C 08 32 50.43 +08 01 02.1 – V G17
2021-01-13 21:48:07 C 08 32 49.40 +08 00 53.5 – V G17
2021-01-14 00:07:32 C 08 31 38.99 +07 50 36.7 – V 130
2021-01-14 00:09:05 C 08 31 38.22 +07 50 29.9 – V 130
2021-01-14 00:10:59 C 08 31 37.27 +07 50 21.8 – V 130
2021-01-14 00:12:31 C 08 31 36.50 +07 50 15.1 – V 130
2021-01-14 11:47:22 C 08 26 15.70 +07 02 18.2 – V T08
Radar Observations (1)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2021-01-04 09:40:00 327309.54 1 Hz 8560 -14 -14
Station codes
-14 DSS-14 Goldstone (70-m)