IAA RAS IAA Minor Planet Database

420302 (2011 XZ1)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4621564503 ± 4.32e-09
Semi-major axis (a)2.1374167274 AU ± 4.07e-09
Inclination (i)6.66887374° ± 3.41e-07
Long. of Asc. Node (Ω)273.66191104° ± 3.33e-06
Arg. of Perihelion (ω)36.33129507° ± 4.27e-06
Mean Anomaly (M)252.19980468° ± 1.75e-06
Mean Motion (n)0.3154121875°/day ± 9.01e-10
Perihelion dist (q)1.14959580 AU ± 9.48e-09
Aphelion dist (Q)3.12523766 AU ± 1.10e-08
Orbital Period3.12488332 yr ± 8.92e-09
Physical Parameters
H (abs. magnitude)17.79
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.153″
Uncertainty0
Orbit TypeAmor
MOID0.148255 AU
Observations Used3079
Oppositions18
Arc Total1998-2025
First Observation Used1998-05-02
Last Observation Used2025-01-18
Observations (3219)
Date Type RA Dec Mag Band Observatory
2020-09-12 20:47:01 n 23 23 33.21 +28 47 35.1 – V Z43
2020-09-12 20:58:29 n 23 23 33.33 +28 47 30.1 – V Z43
2020-09-12 21:10:22 n 23 23 33.45 +28 47 24.7 – V Z43
2020-09-12 21:32:15 C 23 23 33.27 +28 47 15.4 – – 557
2020-09-12 21:38:07 C 23 23 32.86 +28 47 14.7 – V 089
2020-09-12 21:41:02 C 23 23 32.88 +28 47 13.6 – V 089
2020-09-12 21:43:57 C 23 23 32.92 +28 47 12.0 – V 089
2020-09-12 21:46:52 C 23 23 32.94 +28 47 10.5 – V 089
2020-09-12 21:52:42 C 23 23 33.01 +28 47 07.8 – V 089
2020-09-12 21:55:37 C 23 23 33.01 +28 47 06.6 – V 089
2020-09-12 21:58:32 C 23 23 33.02 +28 47 04.8 – V 089
2020-09-12 22:01:27 C 23 23 33.06 +28 47 03.9 – V 089
2020-09-12 22:04:22 C 23 23 33.11 +28 47 02.3 – V 089
2020-09-12 22:29:34 C 23 23 33.78 +28 46 48.6 – – 557
2020-09-12 22:51:09 C 23 23 34.06 +28 46 41.2 – V 160
2020-09-12 22:53:56 C 23 23 33.99 +28 46 40.6 – V 160
2020-09-12 22:56:37 C 23 23 34.07 +28 46 39.0 – V 160
2020-09-12 23:26:42 C 23 23 34.59 +28 46 24.8 16.6 q 122
2020-09-12 23:32:47 C 23 23 34.34 +28 46 18.2 – – 557
2020-09-12 23:37:49 C 23 23 34.69 +28 46 19.5 16.6 q 122
2020-09-12 23:51:49 C 23 23 34.80 +28 46 12.8 16.6 q 122
2020-09-13 00:29:55 C 23 23 34.86 +28 45 50.1 – – 557
2020-09-13 01:32:37 C 23 23 35.48 +28 45 18.6 – – 557
2020-09-13 10:45:42 C 23 23 44.57 +28 41 06.5 – V T08
2020-09-13 10:53:17 C 23 23 44.62 +28 41 02.7 – V T08
2020-09-13 10:57:55 C 23 23 44.64 +28 41 00.4 – V T08
2020-09-13 16:34:09 C 23 23 51.66 +28 37 53.9 – V C40
2020-09-13 16:47:40 C 23 23 51.83 +28 37 47.4 – V C40
2020-09-13 16:48:43 C 23 23 51.84 +28 37 46.9 – V C40
2020-09-13 16:53:55 C 23 23 51.90 +28 37 44.6 – V C40
2020-09-13 16:57:01 C 23 23 51.94 +28 37 43.2 – V C40
2020-09-13 17:01:46 C 23 23 52.00 +28 37 40.9 – V C40
2020-09-13 17:02:49 C 23 23 52.01 +28 37 40.4 – V C40
2020-09-13 17:10:06 C 23 23 52.09 +28 37 37.1 – V C40
2020-09-13 17:15:18 C 23 23 52.14 +28 37 34.7 – V C40
2020-09-13 17:22:35 C 23 23 52.22 +28 37 31.4 – V C40
2020-09-13 17:26:45 C 23 23 52.27 +28 37 29.4 – V C40
2020-09-13 17:27:47 C 23 23 52.28 +28 37 28.9 – V C40
2020-09-13 17:30:54 C 23 23 52.31 +28 37 27.5 – V C40
2020-09-13 17:35:05 C 23 23 52.36 +28 37 25.6 – V C40
2020-09-13 17:36:06 C 23 23 52.38 +28 37 25.0 – V C40
2020-09-13 17:37:08 C 23 23 52.39 +28 37 24.7 – V C40
2020-09-13 17:39:14 C 23 23 52.41 +28 37 23.7 – V C40
2020-09-13 17:41:19 C 23 23 52.42 +28 37 22.6 – V C40
2020-09-13 17:58:56 C 23 23 52.62 +28 37 14.6 – V C40
2020-09-13 18:03:06 C 23 23 52.66 +28 37 12.6 – V C40
2020-09-13 18:07:16 C 23 23 52.70 +28 37 10.5 – V C40
2020-09-13 18:08:19 C 23 23 52.72 +28 37 10.1 – V C40
2020-09-13 18:09:20 C 23 23 52.73 +28 37 09.5 – V C40
2020-09-13 18:11:26 C 23 23 52.74 +28 37 08.6 – V C40