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
2007-09-10 06:49:26 C 23 01 13.58 -07 05 58.8 r G96
2007-09-10 06:59:36 C 23 01 12.97 -07 06 05.5 r G96
2007-09-10 07:09:46 C 23 01 12.39 -07 06 11.6 r G96
2007-09-10 07:19:56 C 23 01 11.74 -07 06 19.0 r G96
2007-09-10 08:39:12 C 23 01 07.17 -07 07 11.2 r G96
2007-09-10 08:45:21 C 23 01 06.81 -07 07 15.2 r G96
2007-09-10 08:51:23 C 23 01 06.42 -07 07 19.6 r G96
2007-09-10 08:57:26 C 23 01 06.06 -07 07 23.1 r G96
2007-09-11 06:36:18 C 22 59 52.62 -07 21 41.6 r G96
2007-09-11 06:46:14 C 22 59 52.00 -07 21 49.1 r G96
2007-09-11 06:49:14 C 22 59 51.90 -07 21 50.3 o 291
2007-09-11 06:56:07 C 22 59 51.46 -07 21 54.7 r G96
2007-09-11 06:58:48 C 22 59 51.36 -07 21 56.3 o 291
2007-09-11 07:06:06 C 22 59 50.89 -07 22 01.8 r G96
2007-09-11 07:37:11 C 22 59 49.15 -07 22 20.9 o 291
2007-09-12 05:24:53 C 22 58 35.49 -07 36 38.2 22.0 o H55
2007-09-12 05:41:31 C 22 58 34.59 -07 36 48.8 22.1 o H55
2007-09-12 07:10:20 C 22 58 29.71 -07 37 47.0 r G96
2007-09-12 07:16:59 C 22 58 29.32 -07 37 50.9 r G96
2007-09-12 07:23:36 C 22 58 28.93 -07 37 55.8 r G96
2007-09-12 07:30:19 C 22 58 28.58 -07 37 59.7 r G96
2007-09-13 04:21:21 C 22 57 18.91 -07 51 29.3 22.2 o H55
2007-09-13 04:33:12 C 22 57 18.32 -07 51 36.9 22.1 o H55
2007-09-13 04:45:14 C 22 57 17.62 -07 51 44.1 22.1 o H55
2007-09-13 05:56:17 C 22 57 13.69 -07 52 30.0 o 291
2007-09-13 06:06:33 C 22 57 13.07 -07 52 35.9 o 291
2007-09-13 06:11:56 C 22 57 12.85 -07 52 39.2 o 291
2007-09-14 04:49:16 C 22 55 58.03 -08 07 07.9 22.1 o H55
2007-09-14 05:39:27 C 22 55 55.19 -08 07 40.2 22.1 o H55
2007-09-14 06:20:35 C 22 55 53.08 -08 08 05.3 o 291
2007-09-14 06:33:07 C 22 55 52.44 -08 08 13.3 o 291
2007-09-14 06:41:07 C 22 55 51.90 -08 08 18.1 o 291
2007-09-15 08:59:25 C 22 54 25.93 -08 24 51.4 o 291
2007-09-15 09:13:45 C 22 54 25.12 -08 25 01.1 o 291
2007-09-15 09:19:13 C 22 54 24.85 -08 25 04.8 o 291
2007-09-16 03:39:56 C 22 53 26.17 -08 36 29.0 22.2 o H55
2007-09-16 04:07:27 C 22 53 24.74 -08 36 44.4 22.3 o H55
2007-09-16 04:28:11 C 22 53 23.45 -08 36 58.7 22.2 o H55
2009-01-14 12:24:03 C 03 51 52.84 -67 14 24.0 r E12
2009-01-14 12:40:21 C 03 51 43.81 -67 14 57.9 r E12
2009-01-14 12:56:40 C 03 51 34.74 -67 15 30.4 r E12
2009-01-14 13:13:02 C 03 51 25.48 -67 16 03.6 r E12
2009-01-14 13:28:08 C 03 51 17.30 -67 16 36.1 r E12
2009-01-14 13:31:29 C 03 51 15.34 -67 16 42.7 r E12
2009-01-15 10:26:33 C 03 39 24.14 -68 00 05.2 r E12
2009-01-15 10:30:41 C 03 39 21.57 -68 00 13.2 r E12
2009-01-16 10:23:35 C 03 24 19.28 -68 46 56.0 r E12
2009-01-16 10:29:57 C 03 24 14.98 -68 47 07.9 r E12
2009-01-16 13:19:45 C 03 22 18.471 -68 52 15.80 r E12
2009-01-16 13:23:59 C 03 22 15.562 -68 52 23.33 r E12