2011 XA3

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.9257982223 ± 5.62e-08
Semi-major axis (a)1.4667089727 AU ± 8.90e-09
Inclination (i)28.12497463° ± 2.03e-05
Long. of Asc. Node (Ω)273.28600800° ± 4.61e-06
Arg. of Perihelion (ω)324.07330631° ± 1.08e-05
Mean Anomaly (M)280.31352960° ± 2.40e-05
Mean Motion (n)0.5548765267°/day ± 5.05e-09
Perihelion dist (q)0.10883241 AU ± 8.25e-08
Aphelion dist (Q)2.82458553 AU ± 8.42e-08
Orbital Period1.77629839 yr ± 1.62e-08
Physical Parameters
H (abs. magnitude)20.46
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.251″
Uncertainty0
Orbit TypeApollo
MOID0.032846 AU
Observations Used149
Oppositions5
Arc Total2011-2022
First Observation Used2011-11-26
Last Observation Used2022-11-12
Observations (157)
Date Type RA Dec Mag Band Observatory
2011-12-19 17:42:01 C 07 53 59.51 +63 05 04.2 o 300
2011-12-19 17:45:31 C 07 53 57.37 +63 06 15.3 o 300
2011-12-19 17:48:08 C 07 53 55.77 +63 07 08.3 o 300
2011-12-19 17:50:44 C 07 53 54.19 +63 08 01.2 o 300
2011-12-19 19:02:01 C 07 53 09.38 +63 32 24.6 o 300
2011-12-19 19:04:36 C 07 53 07.69 +63 33 18.6 o 300
2011-12-19 19:07:13 C 07 53 06.04 +63 34 12.5 o 300
2011-12-19 19:09:59 C 07 53 04.26 +63 35 09.9 o 300
2011-12-19 19:12:35 C 07 53 02.57 +63 36 03.8 o 300
2011-12-19 19:15:11 C 07 53 00.91 +63 36 58.0 o 300
2011-12-19 19:45:20 C 07 52 41.32 +63 47 27.0 o 300
2011-12-19 19:47:55 C 07 52 39.63 +63 48 21.1 o 300
2011-12-19 19:50:32 C 07 52 37.97 +63 49 15.8 o 300
2011-12-19 19:53:07 C 07 52 36.15 +63 50 10.1 o 300
2011-12-19 19:55:43 C 07 52 34.47 +63 51 04.3 o 300
2011-12-19 19:58:18 C 07 52 32.81 +63 51 58.9 o 300
2011-12-19 20:02:23 C 07 52 30.04 +63 53 24.5 o 300
2011-12-19 20:04:58 C 07 52 28.33 +63 54 19.3 o 300
2011-12-19 20:07:35 C 07 52 26.59 +63 55 14.3 o 300
2011-12-19 20:23:43 C 07 52 15.86 +64 00 54.7 o 300
2011-12-19 20:26:19 C 07 52 14.12 +64 01 49.8 o 300
2011-12-19 20:29:37 C 07 52 11.92 +64 02 59.8 o 300
2011-12-19 20:32:14 C 07 52 10.18 +64 03 55.1 o 300
2011-12-19 20:34:50 C 07 52 08.42 +64 04 50.4 o 300
2011-12-19 21:51:07 C 07 51 41.07 +64 32 18.2 c A48
2011-12-19 21:52:12 C 07 51 40.42 +64 32 43.0 c A48
2011-12-19 21:53:18 C 07 51 39.54 +64 33 07.4 c A48
2011-12-19 21:54:24 C 07 51 38.80 +64 33 32.0 c A48
2011-12-21 02:41:02 C 06 53 51.06 +78 45 36.8 o G48
2011-12-21 02:41:47 C 06 53 46.70 +78 46 04.8 o G48
2011-12-21 02:42:10 C 06 53 44.32 +78 46 19.7 o G48
2011-12-21 02:42:31 C 06 53 42.17 +78 46 34.1 o G48
2011-12-21 02:43:39 C 06 53 35.43 +78 47 17.0 o G48
2011-12-21 02:44:00 C 06 53 33.30 +78 47 30.3 o G48
2011-12-23 17:18:47 C 20 43 58.86 +32 35 40.8 t 204
2011-12-23 17:24:30 C 20 43 55.98 +32 29 48.3 t 204
2011-12-23 19:10:48 C 20 43 06.51 +30 41 49.9 u J95
2011-12-23 19:18:37 C 20 43 02.86 +30 34 02.3 u J95
2011-12-23 19:21:56 C 20 43 01.38 +30 30 43.2 u J95
2011-12-23 19:25:03 C 20 42 59.99 +30 27 36.8 u J95
2015-12-02 21:50:35 C 00 07 55.10 +40 21 04.0 t 950
2015-12-02 21:56:31 C 00 07 55.16 +40 20 56.6 t 950
2015-12-02 22:02:27 C 00 07 55.25 +40 20 49.5 t 950
2018-12-10 09:17:17 C 04 58 34.06 +41 39 40.8 o 291
2018-12-10 09:23:03 C 04 58 32.60 +41 39 38.5 o 291
2018-12-10 09:28:48 C 04 58 31.44 +41 39 36.6 o 291
2018-12-25 08:20:17 C 03 27 27.13 +36 27 08.9 o 695
2018-12-25 08:25:00 C 03 27 25.92 +36 27 01.9 o 695
2018-12-25 08:29:42 C 03 27 24.71 +36 26 54.8 o 695
2019-01-04 07:48:19 C 02 31 52.226 +29 26 23.50 U F51