663491 (2007 RT9)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5858214164 ± 2.96e-08
Semi-major axis (a)1.6656560082 AU ± 3.72e-09
Inclination (i)21.28243251° ± 8.63e-06
Long. of Asc. Node (Ω)163.90542226° ± 1.69e-05
Arg. of Perihelion (ω)24.77437671° ± 1.74e-05
Mean Anomaly (M)279.76555364° ± 9.89e-06
Mean Motion (n)0.4584946819°/day ± 1.54e-09
Perihelion dist (q)0.68987905 AU ± 4.93e-08
Aphelion dist (Q)2.64143297 AU ± 4.97e-08
Orbital Period2.14970058 yr ± 7.20e-09
Physical Parameters
H (abs. magnitude)19.06
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.294″
Uncertainty0
Orbit TypeApollo
MOID0.234683 AU
Observations Used115
Oppositions9
Arc Total2007-2024
First Observation Used2007-09-10
Last Observation Used2024-08-01
Observations (124)
Date Type RA Dec Mag Band Observatory
2024-02-01 01:30:15 C 02 35 31.464 -27 02 33.00 V W68
2024-02-01 01:40:57 C 02 35 30.610 -27 02 21.66 V W68
2024-02-01 01:55:33 C 02 35 29.604 -27 02 08.05 V W68
2024-06-08 13:03:29 C 22 44 47.314 +19 21 06.33 X F51
2024-06-08 13:28:04 C 22 44 47.503 +19 21 05.73 X F51
2024-06-08 13:45:43 C 22 44 47.618 +19 21 05.28 X F51
2024-07-02 11:24:54 C 22 38 02.367 +17 30 48.10 X F52
2024-07-02 11:43:02 C 22 38 01.692 +17 30 40.99 X F52
2024-07-02 12:19:20 C 22 38 00.332 +17 30 27.19 X F52
2024-07-09 11:47:47 C 22 30 57.651 +16 11 42.07 X F52
2024-07-09 12:03:55 C 22 30 56.802 +16 11 33.03 X F52
2024-07-09 12:20:11 C 22 30 55.969 +16 11 24.26 X F52
2024-07-09 12:36:26 C 22 30 55.129 +16 11 15.32 X F52
2024-07-26 14:01:46 C 22 05 16.017 +11 04 32.55 X F51
2024-07-26 14:10:45 C 22 05 15.339 +11 04 24.00 X F51
2024-07-26 14:19:45 C 22 05 14.665 +11 04 16.03 X F51
2024-07-28 11:18:38 C 22 01 55.612 +10 21 12.14 X F52
2024-07-28 11:34:05 C 22 01 54.409 +10 20 57.10 X F52
2024-07-28 11:49:43 C 22 01 53.202 +10 20 41.87 X F52
2024-07-28 12:05:37 C 22 01 51.958 +10 20 26.47 X F52
2024-08-01 09:21:33 C 21 54 49.571 +08 46 21.72 X F52
2024-08-01 09:37:39 C 21 54 48.299 +08 46 05.03 X F52
2024-08-01 09:53:47 C 21 54 47.025 +08 45 48.24 X F52
2024-08-01 10:09:55 C 21 54 45.751 +08 45 31.59 X F52