2007 RU9

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6296663694 ± 6.16e-08
Semi-major axis (a)1.9189838796 AU ± 1.79e-09
Inclination (i)5.65734019° ± 7.63e-06
Long. of Asc. Node (Ω)163.84979728° ± 2.23e-05
Arg. of Perihelion (ω)286.60785167° ± 2.48e-05
Mean Anomaly (M)273.22498064° ± 1.60e-06
Mean Motion (n)0.3707705972°/day ± 5.18e-10
Perihelion dist (q)0.71066427 AU ± 1.18e-07
Aphelion dist (Q)3.12730349 AU ± 1.18e-07
Orbital Period2.65831835 yr ± 3.72e-09
Physical Parameters
H (abs. magnitude)20.88
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.255″
Uncertainty0
Orbit TypeApollo
MOID0.001993 AU
Observations Used178
Oppositions10
Arc Total2007-2023
First Observation Used2007-08-24
Last Observation Used2023-09-24
Observations (201)
Date Type RA Dec Mag Band Observatory
2015-09-27 07:38:19 C 01 25 33.60 -12 50 44.3 u H21
2015-09-27 07:40:19 C 01 25 34.10 -12 50 54.0 u H21
2015-09-27 07:42:19 C 01 25 34.61 -12 51 03.6 u H21
2015-09-27 07:44:20 C 01 25 35.11 -12 51 13.3 u H21
2015-09-27 07:46:20 C 01 25 35.60 -12 51 22.9 u H21
2015-09-27 07:48:20 C 01 25 36.10 -12 51 32.6 u H21
2015-09-27 07:50:21 C 01 25 36.62 -12 51 42.3 u H21
2015-09-28 07:24:20 C 01 32 32.43 -14 55 09.0 u H21
2015-09-28 07:26:24 C 01 32 33.06 -14 55 21.0 u H21
2015-09-28 07:28:28 C 01 32 33.67 -14 55 32.7 u H21
2015-09-28 07:30:32 C 01 32 34.31 -14 55 44.3 u H21
2015-09-28 07:32:36 C 01 32 34.93 -14 55 56.1 u H21
2015-09-28 07:34:40 C 01 32 35.55 -14 56 07.6 u H21
2015-09-28 07:36:44 C 01 32 36.15 -14 56 19.3 u H21
2015-09-28 07:38:48 C 01 32 36.77 -14 56 30.9 u H21
2015-09-28 07:40:52 C 01 32 37.40 -14 56 42.7 u H21
2015-09-28 07:42:56 C 01 32 38.02 -14 56 54.4 u H21
2015-09-28 07:47:02 C 01 32 39.28 -14 57 17.9 u H21
2015-09-28 07:49:30 C 01 32 40.00 -14 57 32.1 u H21
2023-09-09 12:04:22 C 02 30 56.913 +09 08 25.77 X F52
2023-09-09 12:22:01 C 02 31 01.439 +09 08 27.79 X F52
2023-09-09 12:39:36 C 02 31 05.943 +09 08 29.65 X F52
2023-09-09 12:57:34 C 02 31 10.566 +09 08 31.84 X F52
2023-09-11 02:30:00 C 02 41 38.210 +09 11 34.73 V A17
2023-09-11 02:47:01 C 02 41 43.087 +09 11 35.74 V A17
2023-09-11 03:04:02 C 02 41 48.017 +09 11 36.82 V A17
2023-09-17 06:58:26 C 03 35 35.369 +09 04 25.28 V W68
2023-09-17 07:01:04 C 03 35 36.576 +09 04 25.18 V W68
2023-09-17 07:05:37 C 03 35 38.621 +09 04 24.49 V W68
2023-09-17 07:13:31 C 03 35 41.998 +09 04 23.88 V W68
2023-09-18 09:52:44 C 03 48 02.416 +08 56 38.40 V 703
2023-09-18 10:00:26 C 03 48 06.070 +08 56 35.88 V 703
2023-09-18 10:02:24 C 03 48 06.995 +08 56 35.45 V G96
2023-09-18 10:08:06 C 03 48 09.716 +08 56 33.14 V 703
2023-09-18 10:09:51 C 03 48 10.508 +08 56 33.07 V G96
2023-09-18 10:15:46 C 03 48 13.288 +08 56 30.80 V 703
2023-09-18 10:17:18 C 03 48 14.008 +08 56 30.77 V G96
2023-09-18 10:24:44 C 03 48 17.503 +08 56 28.54 V G96
2023-09-19 10:29:03 C 04 00 16.031 +08 47 54.67 V 703
2023-09-19 10:36:44 C 04 00 19.868 +08 47 52.30 V 703
2023-09-19 10:52:14 C 04 00 27.547 +08 47 47.76 V 703
2023-09-20 11:29:49 C 04 13 33.103 +08 36 28.58 V U52
2023-09-20 11:35:33 C 04 13 36.182 +08 36 26.14 V U52
2023-09-20 11:41:17 C 04 13 39.288 +08 36 23.15 V U52
2023-09-24 01:58:45 C 05 06 05.892 +07 33 43.31 V A17
2023-09-24 02:10:58 C 05 06 13.882 +07 33 31.79 V A17
2023-09-24 02:22:59 C 05 06 21.725 +07 33 20.34 V A17
2023-09-24 10:47:06 C 05 11 58.391 +07 25 18.26 V 703
2023-09-24 10:54:52 C 05 12 03.492 +07 25 10.09 V 703
2023-09-24 11:02:39 C 05 12 08.608 +07 25 01.74 V 703