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
2012-01-11 03:50:08 C 07 03 40.74 +03 53 05.5 o H21
2012-01-11 03:53:57 C 07 03 40.53 +03 52 57.9 o H21
2012-01-11 03:57:53 C 07 03 40.33 +03 52 49.9 o H21
2012-01-12 00:19:38 C 07 02 35.66 +03 12 23.0 r 203
2012-01-12 00:35:34 C 07 02 34.78 +03 11 51.1 r 203
2012-01-12 00:56:33 C 07 02 33.54 +03 11 09.3 u 160
2012-01-12 00:59:22 C 07 02 33.36 +03 11 04.7 u 160
2012-01-12 01:02:21 C 07 02 33.20 +03 10 58.3 u 160
2012-01-14 03:04:19 C 06 59 57.83 +01 31 35.6 o G48
2012-01-14 03:05:40 C 06 59 57.76 +01 31 33.1 o G48
2012-01-14 03:06:59 C 06 59 57.68 +01 31 30.0 o G48
2012-01-14 03:08:20 C 06 59 57.59 +01 31 27.4 o G48
2012-01-14 03:09:39 C 06 59 57.54 +01 31 24.5 o G48
2012-01-14 03:11:00 C 06 59 57.44 +01 31 21.9 o G48
2012-01-15 03:02:43 C 06 58 42.69 +00 43 59.9 u H45
2012-01-15 03:04:51 C 06 58 42.58 +00 43 55.9 u H45
2012-01-15 03:07:21 C 06 58 42.42 +00 43 50.7 u H45
2012-01-15 03:18:41 C 06 58 41.80 +00 43 28.2 u H45
2012-01-15 03:23:09 C 06 58 41.55 +00 43 19.5 u H45
2012-01-15 03:25:39 C 06 58 41.38 +00 43 14.7 u H45
2012-01-15 23:01:33 C 06 57 39.87 +00 04 24.2 c A24
2012-01-15 23:02:38 C 06 57 39.80 +00 04 22.3 c A24
2012-01-16 01:05:05 C 06 57 32.94 +00 00 20.7 u 160
2012-01-16 01:08:11 C 06 57 32.76 +00 00 14.6 u 160
2012-01-16 01:11:17 C 06 57 32.59 +00 00 08.3 u 160
2012-01-16 03:29:55 C 06 57 26.60 -00 04 24.5 r H21
2012-01-16 03:37:58 C 06 57 26.16 -00 04 39.9 r H21
2012-01-16 03:42:52 C 06 57 25.91 -00 04 49.5 r H21
2012-01-16 04:41:04 C 06 57 22.62 -00 06 41.8 u H23
2012-01-16 05:02:04 C 06 57 21.41 -00 07 23.3 u H23
2012-01-16 05:23:02 C 06 57 20.20 -00 08 04.5 u H23
2012-01-17 00:22:29 C 06 56 21.33 -00 45 32.4 u 160
2012-01-17 00:25:37 C 06 56 21.27 -00 45 39.1 u 160
2012-01-17 00:28:42 C 06 56 21.11 -00 45 46.1 u 160
2012-01-17 22:59:48 C 06 55 12.97 -01 29 53.5 u 160
2012-01-17 23:04:50 C 06 55 12.69 -01 30 03.8 u 160
2012-01-17 23:07:42 C 06 55 12.53 -01 30 09.2 u 160
2012-01-18 04:43:20 C 06 54 56.40 -01 41 00.7 o G48
2012-01-18 04:44:06 C 06 54 56.36 -01 41 02.2 o G48
2012-01-18 04:44:53 C 06 54 56.32 -01 41 03.5 o G48
2012-01-18 04:45:38 C 06 54 56.28 -01 41 05.2 o G48
2012-01-18 06:38:39 C 06 54 49.64 -01 44 46.3 u H45
2012-01-18 06:42:50 C 06 54 49.46 -01 44 54.4 u H45
2012-01-18 06:44:54 C 06 54 49.34 -01 44 58.2 u H45
2012-01-18 06:46:04 C 06 54 49.26 -01 45 01.0 u H45
2012-01-18 06:49:15 C 06 54 49.10 -01 45 07.0 u H45
2012-01-18 06:50:47 C 06 54 49.01 -01 45 10.1 u H45
2012-01-19 06:35:02 C 06 53 38.55 -02 31 14.9 18.0 c 704
2012-01-19 06:53:52 C 06 53 37.49 -02 31 51.2 18.0 c 704
2012-01-19 07:12:33 C 06 53 36.50 -02 32 27.0 18.2 c 704