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
2012-02-06 00:45:20 C 06 38 49.62 -14 27 36.3 o 807
2012-02-06 00:52:00 C 06 38 49.48 -14 27 45.6 o 807
2012-02-06 00:54:59 C 06 38 49.43 -14 27 49.4 o 807
2012-02-06 02:39:09 C 06 38 47.58 -14 30 35.7 t H21
2012-02-06 02:53:47 C 06 38 47.29 -14 30 56.1 t H21
2012-02-06 03:08:24 C 06 38 46.99 -14 31 16.1 t H21
2012-02-13 03:38:26 C 06 37 44.60 -17 59 41.2 u H21
2012-02-13 03:43:03 C 06 37 44.59 -17 59 46.1 u H21
2012-02-13 03:51:38 C 06 37 44.56 -17 59 55.7 u H21
2012-02-13 03:55:41 C 06 37 44.55 -18 00 00.1 u H21
2012-02-19 03:09:52 C 06 39 21.50 -20 24 10.1 t H21
2012-02-19 03:16:13 C 06 39 21.59 -20 24 15.4 t H21
2012-02-19 03:22:34 C 06 39 21.70 -20 24 21.3 t H21
2012-03-05 00:07:03 C 06 53 27.87 -24 35 05.9 o 807
2012-03-05 00:12:51 C 06 53 28.19 -24 35 08.9 o 807
2012-03-05 00:18:39 C 06 53 28.51 -24 35 12.0 o 807
2012-03-05 00:24:27 C 06 53 28.82 -24 35 15.1 o 807
2012-03-05 00:30:50 C 06 53 29.16 -24 35 18.5 o 807
2012-03-07 00:00:33 C 06 56 24.12 -24 59 20.5 o 807
2012-03-07 00:03:29 C 06 56 24.29 -24 59 21.9 o 807
2012-03-07 00:06:40 C 06 56 24.48 -24 59 23.5 o 807
2012-03-07 00:10:27 C 06 56 24.69 -24 59 25.6 o 807
2012-03-27 02:44:34 C 07 38 08.53 -27 29 58.9 t H21
2012-03-27 02:50:55 C 07 38 09.19 -27 30 00.1 t H21
2012-03-27 02:57:16 C 07 38 09.82 -27 30 01.4 t H21
2012-04-04 23:28:07 C 08 02 45.18 -27 51 39.6 o 807
2012-04-04 23:37:13 C 08 02 46.27 -27 51 40.0 o 807
2012-04-04 23:46:33 C 08 02 47.37 -27 51 40.5 o 807
2012-05-04 22:58:59 C 09 43 03.54 -26 38 41.9 o 807
2012-05-04 23:08:16 C 09 43 04.89 -26 38 39.8 o 807
2012-05-04 23:15:26 C 09 43 05.93 -26 38 38.4 o 807
2012-05-04 23:21:38 C 09 43 06.82 -26 38 37.1 o 807
2014-09-18 03:52:02 C 00 26 02.50 +31 39 54.9 t 950
2014-09-18 03:54:49 C 00 26 02.40 +31 39 54.6 t 950
2014-09-18 03:58:59 C 00 26 02.21 +31 39 54.4 t 950
2014-09-18 04:01:48 C 00 26 02.08 +31 39 54.3 t 950
2014-09-18 04:04:34 C 00 26 01.97 +31 39 53.8 t 950
2014-09-18 04:07:21 C 00 26 01.85 +31 39 53.8 t 950
2014-09-18 04:10:16 C 00 26 01.72 +31 39 53.6 t 950
2014-09-18 04:13:03 C 00 26 01.60 +31 39 53.4 t 950
2014-10-23 03:10:32 C 23 48 53.72 +27 52 50.9 u H21
2014-10-23 03:39:59 C 23 48 52.64 +27 52 38.3 u H21
2014-10-23 04:08:53 C 23 48 51.54 +27 52 25.7 u H21
2018-11-08 09:34:10 C 04 49 22.20 +41 24 29.1 U I41
2018-11-08 10:51:49 C 04 49 19.67 +41 24 19.1 U I41
2018-11-10 08:01:12 C 04 47 54.41 +41 18 04.3 U I41
2018-11-10 10:18:10 C 04 47 49.42 +41 17 43.1 U I41
2018-11-28 08:31:37 C 04 26 14.01 +38 51 32.0 V G96
2018-11-28 08:39:06 C 04 26 13.53 +38 51 27.6 V G96
2018-11-28 08:46:34 C 04 26 13.04 +38 51 23.5 V G96