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
2011-12-03 05:00:08 C 07 27 30.88 +26 52 29.4 c J04
2011-12-03 05:30:59 C 07 27 31.14 +26 52 02.6 c J04
2011-12-03 06:01:48 C 07 27 31.42 +26 51 35.2 c J04
2011-12-03 18:38:55 C 07 27 40.74 +26 40 31.9 o 300
2011-12-03 18:41:19 C 07 27 40.75 +26 40 29.2 o 300
2011-12-03 19:20:23 C 07 27 41.07 +26 39 54.6 o 300
2011-12-03 19:22:46 C 07 27 41.11 +26 39 53.2 o 300
2011-12-03 19:25:07 C 07 27 41.14 +26 39 50.6 o 300
2011-12-03 21:32:03 C 07 27 43.40 +26 37 53.4 o J41
2011-12-03 21:43:28 C 07 27 43.48 +26 37 42.0 o J41
2011-12-03 21:54:55 C 07 27 43.55 +26 37 32.9 o J41
2011-12-04 07:10:03 C 07 27 49.04 +26 29 37.1 o 807
2011-12-04 07:23:23 C 07 27 49.12 +26 29 25.2 o 807
2011-12-04 07:32:26 C 07 27 49.17 +26 29 16.6 o 807
2011-12-04 07:38:19 C 07 27 49.21 +26 29 11.6 o 807
2011-12-04 07:43:35 C 07 27 49.26 +26 29 06.8 o 807
2011-12-04 09:10:42 C 07 27 50.35 +26 27 36.3 19.3 c 704
2011-12-04 09:29:22 C 07 27 50.49 +26 27 19.2 19.1 c 704
2011-12-04 09:48:22 C 07 27 50.63 +26 27 02.6 19.0 c 704
2011-12-04 10:06:55 C 07 27 50.74 +26 26 45.8 19.7 c 704
2011-12-04 10:25:37 C 07 27 50.85 +26 26 29.2 19.6 c 704
2011-12-04 11:43:06 C 07 27 51.23 +26 25 17.0 u H36
2011-12-04 11:49:32 C 07 27 51.31 +26 25 10.4 u H36
2011-12-04 11:59:15 C 07 27 51.41 +26 25 01.9 u H36
2011-12-04 15:52:09 C 07 27 54.47 +26 21 46.7 u D90
2011-12-04 16:05:16 C 07 27 54.54 +26 21 34.9 u D90
2011-12-04 20:06:27 C 07 27 56.12 +26 17 42.1 o 300
2011-12-04 20:09:17 C 07 27 56.17 +26 17 39.0 o 300
2011-12-04 20:12:07 C 07 27 56.18 +26 17 36.6 o 300
2011-12-04 20:14:57 C 07 27 56.18 +26 17 33.8 o 300
2011-12-04 20:17:46 C 07 27 56.24 +26 17 31.6 o 300
2011-12-06 01:58:10 C 07 28 11.00 +25 49 56.3 u J95
2011-12-06 02:18:41 C 07 28 11.09 +25 49 37.4 u J95
2011-12-06 02:25:33 C 07 28 11.13 +25 49 30.3 u J95
2011-12-06 02:30:23 C 07 28 11.14 +25 49 25.5 u J95
2011-12-10 07:57:00 C 07 28 25.47 +24 07 16.5 o H21
2011-12-10 08:01:09 C 07 28 25.48 +24 07 11.9 o H21
2011-12-10 08:05:18 C 07 28 25.43 +24 07 07.4 o H21
2011-12-10 08:09:43 C 07 28 25.42 +24 07 02.6 o H21
2011-12-10 08:14:17 C 07 28 25.39 +24 06 57.8 o H21
2011-12-10 09:39:11 C 07 28 24.91 +24 05 26.2 t H21
2011-12-10 09:48:55 C 07 28 24.85 +24 05 15.7 t H21
2011-12-10 09:58:40 C 07 28 24.81 +24 05 05.2 t H21
2011-12-11 00:53:13 C 07 28 22.78 +23 48 55.0 t 204
2011-12-11 01:02:31 C 07 28 22.71 +23 48 45.0 t 204
2011-12-11 01:13:26 C 07 28 22.64 +23 48 32.9 t 204
2011-12-14 06:59:16 C 07 27 49.78 +22 19 44.3 o 807
2011-12-14 07:01:31 C 07 27 49.75 +22 19 41.7 o 807
2011-12-14 07:04:00 C 07 27 49.71 +22 19 38.7 o 807
2011-12-14 07:06:30 C 07 27 49.67 +22 19 35.8 o 807