530940 (2011 XE1)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4697474726 ± 4.33e-08
Semi-major axis (a)2.3232295586 AU ± 8.29e-09
Inclination (i)18.30527445° ± 4.49e-06
Long. of Asc. Node (Ω)272.38669204° ± 4.24e-06
Arg. of Perihelion (ω)243.31613633° ± 1.32e-05
Mean Anomaly (M)311.30850142° ± 1.02e-05
Mean Motion (n)0.2783390171°/day ± 1.49e-09
Perihelion dist (q)1.23189835 AU ± 1.01e-07
Aphelion dist (Q)3.41456077 AU ± 1.01e-07
Orbital Period3.54109996 yr ± 1.90e-08
Physical Parameters
H (abs. magnitude)18.18
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.206″
Uncertainty0
Orbit TypeAmor
MOID0.358890 AU
Observations Used401
Oppositions10
Arc Total2011-2025
First Observation Used2011-12-03
Last Observation Used2025-12-19
Observations (433)
Date Type RA Dec Mag Band Observatory
2012-01-01 08:32:45 C 07 15 17.450 +11 23 46.54 u 695
2012-01-01 08:35:24 C 07 15 17.311 +11 23 41.48 u 695
2012-01-01 08:38:03 C 07 15 17.186 +11 23 36.86 u 695
2012-01-01 21:33:56 C 07 14 42.91 +11 00 01.9 u A78
2012-01-01 21:42:08 C 07 14 42.50 +10 59 46.9 u A78
2012-01-01 21:50:08 C 07 14 42.09 +10 59 32.3 u A78
2012-01-01 21:56:51 C 07 14 41.78 +10 59 20.2 u A78
2012-01-02 09:17:55 C 07 14 09.47 +10 38 34.3 u H45
2012-01-02 09:19:52 C 07 14 09.36 +10 38 30.7 u H45
2012-01-02 09:22:19 C 07 14 09.23 +10 38 26.1 u H45
2012-01-02 09:26:15 C 07 14 09.05 +10 38 19.1 u H45
2012-01-02 09:36:01 C 07 14 08.54 +10 38 00.8 u H45
2012-01-02 09:39:28 C 07 14 08.38 +10 37 54.7 u H45
2012-01-03 08:36:43 C 07 13 04.36 +09 55 24.5 o H21
2012-01-03 08:40:17 C 07 13 04.20 +09 55 18.0 o H21
2012-01-03 08:43:35 C 07 13 04.03 +09 55 11.8 o H21
2012-01-03 08:48:40 C 07 13 03.76 +09 55 02.1 o H21
2012-01-03 08:52:52 C 07 13 03.54 +09 54 54.3 o H21
2012-01-03 08:58:41 C 07 13 03.27 +09 54 43.5 o H21
2012-01-03 09:04:00 C 07 13 02.99 +09 54 33.5 o H21
2012-01-05 04:21:49 C 07 10 59.22 +08 32 59.6 o H21
2012-01-05 04:27:12 C 07 10 58.94 +08 32 49.5 o H21
2012-01-05 04:32:34 C 07 10 58.64 +08 32 39.0 o H21
2012-01-05 04:37:57 C 07 10 58.38 +08 32 28.8 o H21
2012-01-05 04:43:20 C 07 10 58.07 +08 32 18.6 o H21
2012-01-05 04:47:16 C 07 10 57.87 +08 32 11.0 o H21
2012-01-05 05:16:09 C 07 10 55.77 +08 31 40.9 16.7 u I36
2012-01-05 05:18:28 C 07 10 55.63 +08 31 36.3 16.8 u I36
2012-01-05 05:24:12 C 07 10 55.32 +08 31 25.3 17.3 u I36
2012-01-05 05:27:38 C 07 10 55.15 +08 31 19.2 17.1 u I36
2012-01-06 06:09:14 C 07 09 42.25 +07 43 37.4 o H21
2012-01-06 06:13:32 C 07 09 42.00 +07 43 29.2 o H21
2012-01-06 06:22:03 C 07 09 41.55 +07 43 12.9 o H21
2012-01-06 23:14:11 C 07 08 50.96 +07 10 36.8 t 204
2012-01-06 23:17:16 C 07 08 50.80 +07 10 30.5 t 204
2012-01-07 06:07:00 C 07 08 30.04 +06 57 18.3 o H21
2012-01-07 06:14:53 C 07 08 29.58 +06 57 03.2 o H21
2012-01-07 06:18:47 C 07 08 29.35 +06 56 55.4 o H21
2012-01-07 06:23:02 C 07 08 29.12 +06 56 47.2 o H21
2012-01-08 00:47:53 C 07 07 32.76 +06 20 53.6 r 203
2012-01-08 01:12:54 C 07 07 31.41 +06 20 04.7 r 203
2012-01-10 00:24:56 C 07 05 05.62 +04 47 20.7 u 160
2012-01-10 00:30:53 C 07 05 05.23 +04 47 09.2 u 160
2012-01-10 07:23:04 C 07 04 43.71 +04 33 35.4 o H21
2012-01-10 07:26:52 C 07 04 43.49 +04 33 28.1 o H21
2012-01-10 07:30:40 C 07 04 43.28 +04 33 20.2 o H21
2012-01-10 07:34:28 C 07 04 43.05 +04 33 13.0 o H21
2012-01-10 07:37:46 C 07 04 42.87 +04 33 06.1 o H21
2012-01-11 03:42:46 C 07 03 41.14 +03 53 20.0 o H21
2012-01-11 03:46:27 C 07 03 40.95 +03 53 12.6 o H21