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
2020-09-11 19:41:57 C 23 23 09.55 +28 59 10.7 – – 557
2020-09-11 19:43:51 C 23 23 09.10 +28 59 14.7 – V C40
2020-09-11 19:51:53 C 23 23 09.18 +28 59 11.3 – V C40
2020-09-11 19:53:57 C 23 23 09.19 +28 59 10.4 – V C40
2020-09-11 19:54:59 C 23 23 09.20 +28 59 10.0 – V C40
2020-09-11 19:56:02 C 23 23 09.22 +28 59 09.5 – V C40
2020-09-11 19:59:09 C 23 23 09.24 +28 59 08.2 – V C40
2020-09-11 20:00:12 C 23 23 09.25 +28 59 07.8 – V C40
2020-09-11 20:01:14 C 23 23 09.27 +28 59 07.2 – V C40
2020-09-11 20:03:20 C 23 23 09.29 +28 59 06.3 – V C40
2020-09-11 20:04:23 C 23 23 09.30 +28 59 06.0 – V C40
2020-09-11 20:05:24 C 23 23 09.31 +28 59 05.4 – V C40
2020-09-11 20:06:27 C 23 23 09.33 +28 59 05.0 – V C40
2020-09-11 20:07:29 C 23 23 09.32 +28 59 04.6 – V C40
2020-09-11 20:08:32 C 23 23 09.34 +28 59 04.0 – V C40
2020-09-11 20:09:35 C 23 23 09.34 +28 59 03.8 – V C40
2020-09-11 20:09:47 C 23 23 09.86 +28 58 59.1 – – 557
2020-09-11 20:10:38 C 23 23 09.35 +28 59 03.2 – V C40
2020-09-11 20:11:40 C 23 23 09.36 +28 59 02.8 – V C40
2020-09-11 20:12:42 C 23 23 09.39 +28 59 02.3 – V C40
2020-09-11 20:13:44 C 23 23 09.38 +28 59 01.9 – V C40
2020-09-11 20:14:47 C 23 23 09.39 +28 59 01.4 – V C40
2020-09-11 20:15:50 C 23 23 09.40 +28 59 01.0 – V C40
2020-09-11 20:22:05 C 23 23 09.46 +28 58 58.4 – V C40
2020-09-11 20:25:12 C 23 23 09.51 +28 58 56.9 – V C40
2020-09-11 21:18:16 C 23 23 10.58 +28 58 29.9 – – 557
2020-09-11 22:16:59 C 23 23 11.15 +28 58 04.3 – – 557
2020-09-11 23:11:34 C 23 23 11.66 +28 57 39.8 – – 557
2020-09-11 23:56:55 C 23 23 12.13 +28 57 22.6 – V L63
2020-09-12 00:03:04 C 23 23 12.14 +28 57 16.1 – – 557
2020-09-12 00:19:35 C 23 23 12.34 +28 57 11.4 – V L63
2020-09-12 00:42:12 C 23 23 12.55 +28 57 01.3 – V L63
2020-09-12 01:07:45 C 23 23 12.77 +28 56 45.7 – – 557
2020-09-12 02:15:48 C 23 23 13.51 +28 56 12.9 – – 557
2020-09-12 03:14:34 C 23 23 14.22 +28 55 44.1 – – 557
2020-09-12 16:49:54 C 23 23 29.86 +28 49 26.1 – V C40
2020-09-12 17:00:18 C 23 23 30.00 +28 49 22.0 – V C40
2020-09-12 17:10:43 C 23 23 30.12 +28 49 17.4 – V C40
2020-09-12 17:21:07 C 23 23 30.24 +28 49 12.7 – V C40
2020-09-12 17:45:14 C 23 23 30.50 +28 49 02.2 – V C40
2020-09-12 17:55:38 C 23 23 30.62 +28 48 57.9 – V C40
2020-09-12 18:26:58 C 23 23 30.94 +28 48 44.0 – V C40
2020-09-12 18:32:16 C 23 23 31.31 +28 48 36.0 – – 557
2020-09-12 18:47:45 C 23 23 31.18 +28 48 34.7 – V C40
2020-09-12 19:13:26 C 23 23 31.42 +28 48 23.3 – V C40
2020-09-12 19:26:57 C 23 23 31.55 +28 48 16.9 – V C40
2020-09-12 19:32:34 C 23 23 32.04 +28 48 09.5 – – 557
2020-09-12 20:20:30 n 23 23 32.90 +28 47 46.5 – V Z43
2020-09-12 20:31:11 n 23 23 33.03 +28 47 42.3 – V Z43
2020-09-12 20:35:00 C 23 23 32.71 +28 47 41.6 – – 557