2018 RX

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5630401269 ± 3.40e-08
Semi-major axis (a)2.2665639899 AU ± 1.99e-08
Inclination (i)21.89143483° ± 1.10e-05
Long. of Asc. Node (Ω)164.77280796° ± 9.63e-06
Arg. of Perihelion (ω)266.11337614° ± 1.81e-05
Mean Anomaly (M)19.64975819° ± 1.06e-05
Mean Motion (n)0.2888419706°/day ± 3.80e-09
Perihelion dist (q)0.99039751 AU ± 7.75e-08
Aphelion dist (Q)3.54273047 AU ± 8.31e-08
Orbital Period3.41233748 yr ± 4.49e-08
Physical Parameters
H (abs. magnitude)19.29
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.333″
Uncertainty0
Orbit TypeApollo
MOID0.269203 AU
Observations Used195
Oppositions12
Arc Total2002-2019
First Observation Used2002-02-24
Last Observation Used2019-04-03
Observations (201)
Date Type RA Dec Mag Band Observatory
2018-12-10 07:07:37 C 10 44 23.30 -38 56 19.0 u 807
2019-01-28 10:23:45 C 11 39 26.37 -19 55 26.1 o 691
2019-01-28 10:33:33 C 11 39 26.27 -19 55 11.1 o 691
2019-01-28 10:43:20 C 11 39 26.06 -19 54 56.1 o 691
2019-02-05 13:20:59 C 11 35 10.184 -14 28 59.19 V F51
2019-02-05 13:58:46 C 11 35 08.863 -14 27 52.03 V F51
2019-02-05 13:59:42 C 11 35 08.833 -14 27 50.30 V F51
2019-02-05 14:17:41 C 11 35 08.204 -14 27 18.28 V F51
2019-02-05 14:18:37 C 11 35 08.174 -14 27 16.58 V F51
2019-02-12 07:19:53 C 11 29 23.87 -09 31 35.6 V 703
2019-02-12 07:27:35 C 11 29 23.58 -09 31 19.8 V 703
2019-02-12 07:27:39 C 11 29 23.55 -09 31 20.4 V I52
2019-02-12 07:30:12 C 11 29 23.46 -09 31 15.7 V I52
2019-02-12 07:32:45 C 11 29 23.36 -09 31 10.8 V I52
2019-02-12 07:35:17 C 11 29 23.20 -09 31 06.2 V 703
2019-02-12 07:35:18 C 11 29 23.23 -09 31 05.4 V I52
2019-02-12 07:43:01 C 11 29 22.81 -09 30 51.4 V 703
2019-02-15 23:40:37 C 11 25 38.62 -06 44 35.8 V 204
2019-02-16 00:03:53 C 11 25 37.45 -06 43 52.1 V 204
2019-02-16 00:27:39 C 11 25 36.32 -06 43 07.6 V 204
2019-02-24 22:31:53 C 11 15 39.58 -00 05 39.5 V B67
2019-02-24 22:44:43 C 11 15 38.94 -00 05 16.8 V B67
2019-02-24 22:57:34 C 11 15 38.29 -00 04 54.0 V B67
2019-02-25 07:08:04 C 11 15 14.81 +00 09 42.4 U H36
2019-02-25 07:25:25 C 11 15 13.92 +00 10 13.1 U H36
2019-02-25 07:43:18 C 11 15 13.02 +00 10 45.3 U H36
2019-02-25 08:01:06 C 11 15 12.09 +00 11 16.6 U H36
2019-02-28 08:22:50 C 11 11 48.12 +02 17 10.9 V G96
2019-02-28 08:30:52 C 11 11 47.71 +02 17 24.5 V G96
2019-02-28 08:38:55 C 11 11 47.32 +02 17 38.1 V G96
2019-02-28 08:46:58 C 11 11 46.89 +02 17 51.8 V G96
2019-03-01 00:33:51 C 11 11 03.08 +02 44 28.4 V C95
2019-03-01 00:40:50 C 11 11 02.77 +02 44 41.0 V C95
2019-03-17 03:02:50 C 10 56 02.17 +11 40 44.3 u H21
2019-03-17 03:08:10 C 10 56 02.00 +11 40 50.3 u H21
2019-03-17 03:13:11 C 10 56 01.85 +11 40 55.4 u H21
2019-03-17 03:18:11 C 10 56 01.69 +11 41 00.8 u H21
2019-03-17 03:25:42 C 10 56 01.48 +11 41 09.3 u H21
2019-03-17 03:33:22 C 10 56 01.22 +11 41 17.3 u H21
2019-03-17 08:32:05 C 10 55 52.00 +11 46 37.8 V I52
2019-03-17 08:35:16 C 10 55 51.98 +11 46 40.4 V I52
2019-03-17 08:38:43 C 10 55 51.89 +11 46 44.4 V I52
2019-03-17 08:41:40 C 10 55 51.75 +11 46 47.2 V I52
2019-03-29 07:33:38 C 10 50 11.98 +15 48 44.1 V I52
2019-03-29 07:42:16 C 10 50 11.86 +15 48 49.4 V I52
2019-03-29 07:47:41 C 10 50 11.77 +15 48 53.0 V I52
2019-03-29 07:53:04 C 10 50 11.72 +15 48 56.3 V I52
2019-04-03 06:04:09 C 10 49 21.046 +16 55 37.68 U F51
2019-04-03 06:22:45 C 10 49 20.932 +16 55 46.76 U F51
2019-04-03 06:41:27 C 10 49 20.824 +16 55 56.14 U F51