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
2018-01-16 15:55:31 C 13 15 44.428 -28 31 32.80 – U T09
2018-01-16 15:59:02 C 13 15 44.514 -28 31 34.97 – U T09
2018-01-16 16:02:32 C 13 15 44.598 -28 31 37.17 – U T09
2021-01-02 11:28:39 C 15 05 05.15 +31 36 21.6 – V 703
2021-01-02 11:36:40 C 15 04 53.59 +31 36 51.6 – V 703
2021-01-02 11:44:40 C 15 04 42.03 +31 37 20.7 – V 703
2021-01-02 11:52:41 C 15 04 30.48 +31 37 49.9 – V 703
2021-01-02 12:43:22 C 15 03 16.62 +31 40 54.7 – V I52
2021-01-02 12:46:07 C 15 03 12.59 +31 41 04.5 – V I52
2021-01-02 12:48:52 C 15 03 08.56 +31 41 14.4 – V I52
2021-01-02 12:49:40 C 15 03 07.35 +31 41 17.4 – V I52
2021-01-02 15:16:20 C 14 59 36.17 +31 49 49.9 – V T05
2021-01-02 15:42:48 C 14 58 56.36 +31 51 23.6 – V T05
2021-01-02 15:48:55 C 14 58 47.17 +31 51 45.3 – V T05
2021-01-02 16:04:51 C 14 58 23.02 +31 52 40.9 – V T05
2021-01-03 11:34:12 C 14 27 08.60 +32 46 10.3 – V I52
2021-01-03 11:34:45 C 14 27 07.66 +32 46 11.7 – V I52
2021-01-03 11:35:18 C 14 27 06.69 +32 46 13.0 – V I52
2021-01-03 11:35:51 C 14 27 05.71 +32 46 14.3 – V I52
2021-01-03 15:35:30 C 14 20 03.20 +32 55 04.4 – V T08
2021-01-03 15:42:37 C 14 19 50.15 +32 55 19.0 – V T08
2021-01-03 15:53:26 C 14 19 30.34 +32 55 40.8 – V T08
2021-01-03 22:04:28 S 14 08 04.483 +33 05 05.53 – L C51
2021-01-03 22:04:39 S 14 08 04.164 +33 05 07.73 – L C51
2021-01-03 23:38:43 S 14 05 07.937 +33 06 58.54 – L C51
2021-01-06 10:33:03 C 12 02 31.78 +30 32 00.2 – V 703
2021-01-06 10:40:40 C 12 02 15.45 +30 31 11.1 – V 703
2021-01-06 10:48:18 C 12 01 59.05 +30 30 21.4 – V 703
2021-01-06 10:55:54 C 12 01 42.73 +30 29 32.1 – V 703
2021-01-07 09:55:15 C 11 15 46.76 +27 29 34.9 – V G96
2021-01-07 10:02:38 C 11 15 32.61 +27 28 31.2 – V G96
2021-01-07 10:09:59 C 11 15 18.42 +27 27 27.3 – V G96
2021-01-07 10:28:50 C 11 14 42.24 +27 24 43.3 – V G96
2021-01-07 11:44:23 C 11 12 26.37 +27 13 58.7 – V T08
2021-01-07 12:18:40 C 11 11 21.30 +27 09 00.6 – V T08
2021-01-07 12:22:42 C 11 11 13.66 +27 08 25.4 – V T08
2021-01-07 13:00:18 C 11 10 02.37 +27 02 55.0 – V T08
2021-01-07 16:44:35 C 11 03 15.49 +26 28 17.4 – q 900
2021-01-07 16:50:18 C 11 03 04.98 +26 27 25.7 – q 900
2021-01-07 16:56:01 C 11 02 54.48 +26 26 34.6 – q 900
2021-01-07 17:21:12 C 11 02 07.60 +26 22 44.5 – q Q21
2021-01-07 17:24:00 C 11 02 02.47 +26 22 18.8 – q Q21
2021-01-08 02:23:58 C 10 46 26.70 +24 58 10.7 – V 204
2021-01-08 02:25:03 C 10 46 24.83 +24 58 00.4 – V 204
2021-01-08 02:26:22 C 10 46 22.58 +24 57 47.9 – V 204
2021-01-08 02:27:41 C 10 46 20.36 +24 57 35.7 – V 204
2021-01-08 02:28:59 C 10 46 18.11 +24 57 23.3 – V 204
2021-01-08 09:53:17 C 10 34 18.47 +23 47 51.0 – V G96
2021-01-08 10:00:40 C 10 34 06.53 +23 46 41.2 – V G96
2021-01-08 10:20:36 C 10 33 34.39 +23 43 32.8 – V G96
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)