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
2011-12-18 06:26:47 C 08 04 59.63 +54 13 02.5 t H21
2011-12-18 06:30:35 C 08 04 58.89 +54 13 45.2 t H21
2011-12-18 06:39:59 C 08 04 56.97 +54 15 30.2 t H21
2011-12-18 06:44:18 C 08 04 56.11 +54 16 18.6 t H21
2011-12-18 06:48:52 C 08 04 55.17 +54 17 10.1 t H21
2011-12-18 22:39:00 C 08 01 31.41 +57 37 18.5 u J95
2011-12-18 22:44:41 C 08 01 29.77 +57 38 41.1 u J95
2011-12-18 22:50:13 C 08 01 28.14 +57 40 02.0 u J95
2011-12-18 23:50:53 C 08 01 09.09 +57 55 09.8 t 204
2011-12-18 23:55:23 C 08 01 07.66 +57 56 16.5 t 204
2011-12-18 23:57:39 C 08 01 06.94 +57 56 50.0 t 204
2011-12-18 23:59:53 C 08 01 06.23 +57 57 23.5 t 204
2011-12-19 00:02:09 C 08 01 05.50 +57 57 56.9 t 204
2011-12-19 13:05:45 C 07 56 30.86 +61 34 35.7 o 300
2011-12-19 13:08:23 C 07 56 29.51 +61 35 25.9 o 300
2011-12-19 13:11:01 C 07 56 28.28 +61 36 15.8 o 300
2011-12-19 13:36:37 C 07 56 15.77 +61 44 23.7 o 300
2011-12-19 13:39:13 C 07 56 14.48 +61 45 13.7 o 300
2011-12-19 13:41:50 C 07 56 13.20 +61 46 03.6 o 300
2011-12-19 13:54:47 C 07 56 06.70 +61 50 12.2 o 300
2011-12-19 13:57:25 C 07 56 05.39 +61 51 02.7 o 300
2011-12-19 14:00:04 C 07 56 04.06 +61 51 53.3 o 300
2011-12-19 14:17:08 C 07 55 55.34 +61 57 23.0 o 300
2011-12-19 14:28:58 C 07 55 49.21 +62 01 11.8 o 300
2011-12-19 14:31:34 C 07 55 47.89 +62 02 02.3 o 300
2011-12-19 14:34:11 C 07 55 46.50 +62 02 53.1 o 300
2011-12-19 14:40:31 C 07 55 43.06 +62 04 55.5 o 300
2011-12-19 14:46:52 C 07 55 39.80 +62 06 59.4 o 300
2011-12-19 14:49:28 C 07 55 38.39 +62 07 50.1 o 300
2011-12-19 14:52:01 C 07 55 36.97 +62 08 39.4 o 300
2011-12-19 14:56:37 C 07 55 34.58 +62 10 09.5 o 300
2011-12-19 15:05:49 C 07 55 29.63 +62 13 09.9 o 300
2011-12-19 15:14:05 C 07 55 25.19 +62 15 51.3 o 300
2011-12-19 15:16:43 C 07 55 23.76 +62 16 43.0 o 300
2011-12-19 15:19:21 C 07 55 22.31 +62 17 34.5 o 300
2011-12-19 15:25:14 C 07 55 19.10 +62 19 30.1 o 300
2011-12-19 15:27:50 C 07 55 17.66 +62 20 21.3 o 300
2011-12-19 15:30:26 C 07 55 16.23 +62 21 12.4 o 300
2011-12-19 15:35:39 C 07 55 13.33 +62 22 55.2 o 300
2011-12-19 16:04:44 C 07 54 56.99 +62 32 30.5 o 300
2011-12-19 16:07:21 C 07 54 55.50 +62 33 22.5 o 300
2011-12-19 16:09:59 C 07 54 53.99 +62 34 15.0 o 300
2011-12-19 16:13:09 C 07 54 52.17 +62 35 17.7 o 300
2011-12-19 16:15:47 C 07 54 50.67 +62 36 10.2 o 300
2011-12-19 16:18:25 C 07 54 49.15 +62 37 02.6 o 300
2011-12-19 17:00:38 C 07 54 24.51 +62 51 07.6 o 300
2011-12-19 17:07:23 C 07 54 20.49 +62 53 22.9 o 300
2011-12-19 17:10:01 C 07 54 18.84 +62 54 17.8 o 300
2011-12-19 17:36:44 C 07 54 02.78 +63 03 16.9 o 300
2011-12-19 17:39:23 C 07 54 01.15 +63 04 10.8 o 300