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
2020-07-17 21:11:42 C 21 55 33.62 +08 23 59.4 – V C40
2020-07-17 21:13:37 C 21 55 34.36 +08 24 00.1 – – 557
2020-07-17 21:14:49 C 21 55 33.99 +08 24 07.2 – V C40
2020-07-17 21:15:52 C 21 55 34.11 +08 24 09.8 – V C40
2020-07-17 21:16:55 C 21 55 34.24 +08 24 12.7 – V C40
2020-07-17 21:17:57 C 21 55 34.36 +08 24 15.3 – V C40
2020-07-17 21:18:59 C 21 55 34.48 +08 24 17.9 – V C40
2020-07-17 21:21:04 C 21 55 34.73 +08 24 23.1 – V C40
2020-07-17 21:58:43 C 21 55 39.14 +08 25 58.4 – V C40
2020-07-17 21:59:45 C 21 55 39.26 +08 26 01.0 – V C40
2020-07-17 22:00:47 C 21 55 39.39 +08 26 03.6 – V C40
2020-07-17 22:01:05 C 21 55 40.09 +08 26 00.6 – – 557
2020-07-17 22:02:53 C 21 55 39.63 +08 26 08.9 – V C40
2020-07-17 22:03:55 C 21 55 39.75 +08 26 11.6 – V C40
2020-07-17 22:04:58 C 21 55 39.86 +08 26 14.2 – V C40
2020-07-17 22:07:02 C 21 55 40.11 +08 26 19.4 – V C40
2020-07-17 22:08:04 C 21 55 40.23 +08 26 21.9 – V C40
2020-07-17 22:13:17 C 21 55 40.83 +08 26 35.2 – V C40
2020-07-17 22:14:19 C 21 55 40.95 +08 26 37.8 – V C40
2020-07-17 22:50:19 C 21 55 45.94 +08 28 05.2 – – 557
2020-07-18 07:05:02 C 21 56 48.51 +08 48 59.5 – V 703
2020-07-18 07:10:59 C 21 56 49.20 +08 49 14.4 – V 703
2020-07-18 07:16:57 C 21 56 49.89 +08 49 29.6 – V 703
2020-07-18 07:22:54 C 21 56 50.50 +08 49 45.0 – V 703
2020-07-18 09:38:20 C 21 57 06.28 +08 55 24.7 – U I41
2020-07-18 09:39:41 C 21 57 06.44 +08 55 28.0 – U I41
2020-07-18 10:38:01 C 21 57 14.986 +08 58 02.54 – U F52
2020-07-18 10:38:49 C 21 57 13.13 +08 57 55.9 – U I41
2020-07-18 10:40:09 C 21 57 13.28 +08 57 59.3 – U I41
2020-07-18 10:55:39 C 21 57 16.984 +08 58 46.88 – U F52
2020-07-18 11:13:27 C 21 57 18.991 +08 59 31.60 – U F52
2020-07-18 11:18:54 C 21 57 19.57 +08 59 46.3 – V T08
2020-07-18 11:22:58 C 21 57 20.04 +08 59 56.4 – V T08
2020-07-18 11:30:56 C 21 57 20.92 +09 00 16.3 – V T08
2020-07-18 11:38:14 C 21 57 21.72 +09 00 34.7 – V T08
2020-07-19 00:13:26 C 21 58 55.75 +09 31 35.9 – V 160
2020-07-19 00:15:12 C 21 58 56.00 +09 31 40.5 – V 160
2020-07-19 00:17:43 C 21 58 56.25 +09 31 46.9 – V 160
2020-07-19 01:42:29 C 21 59 06.32 +09 35 18.5 – V L93
2020-07-19 01:58:09 C 21 59 08.10 +09 35 57.5 – V L93
2020-07-19 02:06:51 C 21 59 09.08 +09 36 18.9 – V L93
2020-07-19 02:13:35 C 21 59 09.85 +09 36 35.6 – V L93
2020-07-19 02:19:02 C 21 59 10.48 +09 36 49.2 – V L93
2020-07-19 11:30:00 C 22 00 19.628 +09 59 44.88 – U F52
2020-07-19 11:45:14 C 22 00 21.306 +10 00 22.47 – U F52
2020-07-19 12:00:21 C 22 00 22.969 +10 00 59.73 – U F52
2020-07-19 20:05:43 C 22 01 24.02 +10 20 29.6 – V C40
2020-07-19 20:13:00 C 22 01 24.86 +10 20 47.6 – V C40
2020-07-19 20:15:06 C 22 01 25.11 +10 20 52.7 – V C40
2020-07-19 20:17:09 C 22 01 25.34 +10 20 57.7 – V C40