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
2011-12-14 07:09:00 C 07 27 49.64 +22 19 32.8 o 807
2011-12-16 02:32:03 C 07 27 16.73 +21 25 51.9 v C32
2011-12-16 02:34:28 C 07 27 16.67 +21 25 48.3 v C32
2011-12-18 06:50:09 C 07 26 25.03 +20 17 59.0 t H21
2011-12-18 06:53:47 C 07 26 24.93 +20 17 54.4 t H21
2011-12-18 06:57:52 C 07 26 24.86 +20 17 49.0 t H21
2011-12-18 07:02:24 C 07 26 24.76 +20 17 42.9 t H21
2011-12-18 07:07:23 C 07 26 24.65 +20 17 36.0 t H21
2011-12-18 07:12:23 C 07 26 24.54 +20 17 29.3 t H21
2011-12-21 22:12:41 C 07 24 25.08 +18 15 31.6 c A48
2011-12-21 22:17:49 C 07 24 24.93 +18 15 24.3 c A48
2011-12-21 22:22:56 C 07 24 24.76 +18 15 17.0 c A48
2011-12-21 22:29:06 C 07 24 24.61 +18 15 07.6 c A48
2011-12-22 02:02:45 C 07 24 18.06 +18 09 54.1 t 130
2011-12-22 02:05:53 C 07 24 18.01 +18 09 48.7 t 130
2011-12-22 02:08:32 C 07 24 17.89 +18 09 44.6 t 130
2011-12-22 02:10:43 C 07 24 17.82 +18 09 42.0 t 130
2011-12-22 23:55:54 C 07 23 41.78 +17 37 20.5 c A48
2011-12-23 00:02:04 C 07 23 41.57 +17 37 11.4 c A48
2011-12-23 00:08:13 C 07 23 41.36 +17 37 02.1 c A48
2011-12-23 00:14:23 C 07 23 41.14 +17 36 52.7 c A48
2011-12-23 05:32:54 C 07 23 31.90 +17 29 13.2 o 807
2011-12-23 05:36:46 C 07 23 31.78 +17 29 07.3 o 807
2011-12-23 05:40:36 C 07 23 31.65 +17 29 01.6 o 807
2011-12-23 05:44:25 C 07 23 31.52 +17 28 55.8 o 807
2011-12-23 05:48:14 C 07 23 31.38 +17 28 50.0 o 807
2011-12-23 05:52:03 C 07 23 31.25 +17 28 44.3 o 807
2011-12-24 08:26:08 C 07 22 42.24 +16 47 41.7 t H21
2011-12-24 08:29:11 C 07 22 42.13 +16 47 37.0 t H21
2011-12-24 08:32:14 C 07 22 42.01 +16 47 32.0 t H21
2011-12-24 08:35:17 C 07 22 41.88 +16 47 27.4 t H21
2011-12-24 08:38:20 C 07 22 41.79 +16 47 22.7 t H21
2011-12-24 08:41:08 C 07 22 41.68 +16 47 18.0 t H21
2011-12-24 09:59:16 C 07 22 39.25 +16 45 18.7 r G96
2011-12-24 10:09:10 C 07 22 38.89 +16 45 03.5 r G96
2011-12-24 10:19:09 C 07 22 38.53 +16 44 47.9 r G96
2011-12-24 10:29:15 C 07 22 38.17 +16 44 32.1 r G96
2011-12-25 05:08:47 C 07 22 03.08 +16 15 15.2 o G48
2011-12-25 05:11:19 C 07 22 02.98 +16 15 11.0 o G48
2011-12-25 05:13:51 C 07 22 02.89 +16 15 07.5 o G48
2011-12-25 05:16:24 C 07 22 02.79 +16 15 02.9 o G48
2011-12-25 07:16:49 C 07 21 57.93 +16 11 51.7 o H21
2011-12-25 07:21:09 C 07 21 57.76 +16 11 44.7 o H21
2011-12-25 07:23:03 C 07 21 57.70 +16 11 41.6 o H21
2011-12-25 07:25:14 C 07 21 57.61 +16 11 38.2 o H21
2011-12-25 07:36:24 C 07 21 57.20 +16 11 20.4 o H21
2011-12-25 07:38:35 C 07 21 57.13 +16 11 16.9 o H21
2011-12-25 22:50:56 C 07 21 26.53 +15 46 57.6 u B67
2011-12-25 22:58:13 C 07 21 26.25 +15 46 46.3 u B67
2011-12-25 23:05:30 C 07 21 25.97 +15 46 34.3 u B67