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
2019-02-11 02:49:56 C 04 05 54.32 +12 58 47.0 V G96
2019-02-11 02:58:06 C 04 05 54.82 +12 58 42.1 V G96
2019-02-11 03:06:15 C 04 05 55.31 +12 58 37.7 V G96
2021-09-09 08:25:35 C 00 01 53.298 +28 39 17.37 U F52
2021-09-09 08:43:09 C 00 01 52.591 +28 39 16.91 U F52
2021-09-09 09:00:47 C 00 01 51.859 +28 39 16.13 U F52
2021-09-09 09:18:21 C 00 01 51.167 +28 39 15.06 U F52
2025-10-02 12:58:57 C 03 26 44.870 +41 26 12.60 X F52
2025-10-02 13:16:36 C 03 26 44.703 +41 26 15.66 X F52
2025-10-02 13:51:52 C 03 26 44.389 +41 26 22.56 X F52
2025-11-02 09:35:00 C 03 02 08.609 +41 40 50.74 X F51
2025-11-02 09:52:22 C 03 02 07.602 +41 40 47.50 X F51
2025-11-02 10:27:09 C 03 02 05.535 +41 40 39.57 X F51
2025-11-11 08:10:47 C 02 49 13.037 +40 33 02.27 V G96
2025-11-11 08:25:45 C 02 49 12.130 +40 32 56.33 V G96
2025-11-11 08:33:14 C 02 49 11.633 +40 32 52.76 V G96
2025-11-21 14:14:50 C 02 34 00.18 +38 26 42.6 V D29
2025-11-21 14:55:34 C 02 33 57.65 +38 26 17.6 V D29
2025-11-25 07:32:27 C 02 28 52.566 +37 29 25.62 X F52
2025-11-25 07:49:21 C 02 28 51.579 +37 29 14.36 X F52
2025-11-25 08:06:14 C 02 28 50.602 +37 29 03.16 X F52
2025-12-08 07:16:41 C 02 14 42.256 +33 37 59.12 V G96
2025-12-08 07:24:02 C 02 14 41.975 +33 37 53.36 V G96
2025-12-08 07:31:22 C 02 14 41.716 +33 37 47.39 V G96
2025-12-08 07:38:44 C 02 14 41.456 +33 37 42.24 V G96
2025-12-09 09:23:07 C 02 13 50.948 +33 17 22.83 X F52
2025-12-09 09:39:03 C 02 13 50.409 +33 17 10.15 X F52
2025-12-09 09:55:07 C 02 13 49.868 +33 16 57.25 X F52
2025-12-09 10:11:07 C 02 13 49.329 +33 16 44.42 X F52
2025-12-19 03:44:40 C 02 08 47.767 +30 12 08.28 V V00
2025-12-19 03:52:44 C 02 08 47.656 +30 12 02.02 V V00
2025-12-19 04:00:50 C 02 08 47.540 +30 11 55.75 V V00
2025-12-19 04:08:53 C 02 08 47.440 +30 11 49.49 V V00