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
1998-05-01 10:38:30 C 13 49 34.07 -25 40 21.6 c 566
1998-05-01 11:07:07 C 13 49 32.30 -25 40 11.3 c 566
1998-05-01 11:37:16 C 13 49 30.39 -25 40 00.7 c 566
1998-05-02 11:12:25 C 13 48 06.06 -25 31 26.4 c 566
1998-05-02 11:41:28 C 13 48 04.20 -25 31 15.7 c 566
1998-05-02 12:10:59 C 13 48 02.36 -25 31 04.4 c 566
2011-12-06 13:22:40 C 06 04 11.990 +25 15 45.01 L F51
2011-12-06 14:00:25 C 06 04 09.759 +25 15 41.33 L F51
2011-12-06 14:17:29 C 06 04 08.740 +25 15 40.11 L F51
2011-12-07 07:32:47 C 06 03 08.70 +25 14 11.1 o 291
2011-12-07 07:37:54 C 06 03 08.43 +25 14 10.9 o 291
2011-12-07 07:43:01 C 06 03 08.12 +25 14 10.0 o 291
2011-12-07 09:48:29 C 06 03 00.57 +25 13 58.6 o G51
2011-12-07 09:55:52 C 06 03 00.16 +25 13 58.4 o G51
2011-12-07 10:04:28 C 06 02 59.61 +25 13 57.7 o G51
2011-12-07 13:25:47 C 06 02 47.81 +25 13 40.8 o F65
2011-12-07 13:28:41 C 06 02 47.62 +25 13 40.5 o F65
2011-12-07 13:31:33 C 06 02 47.46 +25 13 40.3 o F65
2011-12-07 13:34:27 C 06 02 47.28 +25 13 40.0 o F65
2011-12-07 13:37:22 C 06 02 47.10 +25 13 39.7 o F65
2011-12-08 08:53:37 C 06 01 39.37 +25 11 57.6 c 926
2011-12-08 08:57:00 C 06 01 39.14 +25 11 57.0 c 926
2011-12-08 09:00:23 C 06 01 38.95 +25 11 56.4 c 926
2011-12-08 09:03:46 C 06 01 38.79 +25 11 56.8 c 926
2011-12-08 09:07:06 C 06 01 38.58 +25 11 55.3 c 926
2011-12-08 09:10:29 C 06 01 38.35 +25 11 55.3 c 926
2011-12-08 09:13:52 C 06 01 38.09 +25 11 54.9 c 926
2011-12-08 09:17:15 C 06 01 38.04 +25 11 54.4 c 926
2011-12-17 21:54:20 C 05 47 58.94 +24 48 31.3 u J95
2011-12-17 22:01:18 C 05 47 58.50 +24 48 30.3 u J95
2011-12-17 22:08:33 C 05 47 58.12 +24 48 29.3 u J95
2011-12-18 04:12:19 C 05 47 36.08 +24 47 49.1 o J04
2011-12-18 04:21:14 C 05 47 35.51 +24 47 48.2 o J04
2011-12-18 06:45:33 C 05 47 27.17 +24 47 31.2 o H21
2011-12-18 06:58:51 C 05 47 26.35 +24 47 29.6 o H21
2011-12-18 07:10:15 C 05 47 25.64 +24 47 27.8 o H21
2011-12-18 07:19:14 C 05 47 25.07 +24 47 26.9 o H21
2011-12-23 03:36:00 C 05 40 37.47 +24 33 33.2 o 950
2011-12-23 03:38:18 C 05 40 37.34 +24 33 32.9 o 950
2011-12-23 03:40:34 C 05 40 37.20 +24 33 32.6 o 950
2011-12-23 03:42:52 C 05 40 37.05 +24 33 32.3 o 950
2011-12-23 03:45:07 C 05 40 36.93 +24 33 32.1 o 950
2011-12-23 03:47:25 C 05 40 36.79 +24 33 31.7 o 950
2011-12-23 03:49:41 C 05 40 36.67 +24 33 31.4 o 950
2011-12-23 04:57:05 C 05 40 33.04 +24 33 28.5 o 807
2011-12-23 05:08:48 C 05 40 32.34 +24 33 26.9 o 807
2011-12-23 05:22:54 C 05 40 31.53 +24 33 24.5 o 807
2011-12-23 07:00:39 C 05 40 25.94 +24 33 07.4 u H36
2011-12-23 07:19:58 C 05 40 24.78 +24 33 04.3 u H36
2011-12-24 09:51:20 C 05 38 54.38 +24 29 45.9 o 291