2017 CY31

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4464166370 ± 4.22e-08
Semi-major axis (a)1.9215014255 AU ± 1.11e-08
Inclination (i)37.94763339° ± 1.12e-05
Long. of Asc. Node (Ω)130.19625147° ± 8.66e-06
Arg. of Perihelion (ω)294.26606133° ± 2.54e-05
Mean Anomaly (M)152.22788693° ± 2.64e-05
Mean Motion (n)0.3700421620°/day ± 3.21e-09
Perihelion dist (q)1.06371122 AU ± 8.13e-08
Aphelion dist (Q)2.77929163 AU ± 8.26e-08
Orbital Period2.66355130 yr ± 2.31e-08
Physical Parameters
H (abs. magnitude)19.11
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.208″
Uncertainty0
Orbit TypeAmor
MOID0.271480 AU
Observations Used82
Oppositions7
Arc Total2013-2025
First Observation Used2013-07-09
Last Observation Used2025-02-09
Observations (82)
Date Type RA Dec Mag Band Observatory
2021-07-06 05:58:38 C 20 40 16.96 -02 10 18.5 u H21
2021-07-06 06:12:24 C 20 40 16.41 -02 10 27.3 u H21
2021-07-06 06:26:10 C 20 40 15.84 -02 10 35.7 u H21
2021-07-06 06:30:04 C 20 40 15.67 -02 10 38.1 u H21
2021-07-29 07:45:42 C 20 08 58.877 -10 27 13.67 U F51
2021-07-29 08:13:43 C 20 08 56.895 -10 27 45.56 U F51
2021-07-29 08:27:43 C 20 08 55.902 -10 28 01.26 U F51
2021-08-04 09:01:37 C 19 58 46.445 -13 16 04.56 U F51
2021-08-04 09:18:33 C 19 58 45.198 -13 16 25.00 U F51
2021-08-04 09:52:16 C 19 58 42.724 -13 17 05.27 U F51
2024-12-29 14:14:38 C 12 28 02.316 +07 19 17.31 X F52
2024-12-29 14:31:08 C 12 28 03.630 +07 19 39.25 X F52
2024-12-29 14:47:40 C 12 28 04.936 +07 20 01.45 X F52
2024-12-29 15:04:13 C 12 28 06.208 +07 20 23.23 X F52
2025-01-01 14:17:25 C 12 33 46.075 +08 56 46.02 X F52
2025-01-01 14:34:49 C 12 33 47.379 +08 57 10.26 X F52
2025-01-01 14:52:22 C 12 33 48.690 +08 57 34.64 X F52
2025-01-13 21:56:47 C 12 54 23.370 +16 23 08.52 O18
2025-01-13 21:58:04 C 12 54 23.440 +16 23 10.64 O18
2025-01-13 21:59:21 C 12 54 23.520 +16 23 12.96 O18
2025-01-23 11:01:04 C 13 06 31.936 +22 52 02.57 V G96
2025-01-23 11:08:30 C 13 06 32.274 +22 52 15.60 V G96
2025-01-23 11:15:56 C 13 06 32.584 +22 52 28.92 V G96
2025-01-23 11:23:23 C 13 06 32.908 +22 52 42.17 V G96
2025-01-24 13:10:22 C 13 07 40.152 +23 38 08.23 X F51
2025-01-24 13:28:22 C 13 07 40.859 +23 38 40.11 X F51
2025-01-24 13:46:20 C 13 07 41.555 +23 39 12.02 X F51
2025-01-24 14:04:22 C 13 07 42.264 +23 39 44.16 X F51
2025-02-09 09:12:31 C 13 17 08.891 +34 52 39.65 V G96
2025-02-09 09:19:56 C 13 17 09.017 +34 52 53.65 V G96
2025-02-09 09:27:22 C 13 17 08.948 +34 53 05.64 V G96
2025-02-09 09:34:46 C 13 17 09.013 +34 53 17.84 V G96