Catalogue of the Solar System Small Bodies Orbital Evolution
Catalogue of the Solar System Small Bodies Orbital Evolution
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Asteroid General Data
2021 XU
3
General information
Preliminary designation
2021 XU
3
Group
Amor
Absolute magnitude
21.74
Approximate diameter (m)
120
Approximate mass (kg)
3.10·10
9
Number of observations
39
Arc length (days)
28
Approaches
No approaches found
Orbit initial data
Date of initial data
06/09/2026
M
– mean anomaly (degrees)
201.033274
a
– orbit major semiaxis (astronomical units)
1.48534700
e
– orbit eccentricity
0.30194000
ω
– orbit ascending node-perihelion angle (degrees)
316.722061
Ω
– longitude of orbit ascending node (degrees)
79.244624
i
– orbit inclination to the ecliptic plane (degrees)
29.710238
Details...
Orbital evolution
Date
M
a
e
ω
Ω
i
q
P
01/13/1829
192.404228
1.48558354
0.30444851
315.538370
80.089867
29.634614
1.03329985
1.810699
01/21/1858
202.696466
1.48544461
0.30407594
315.702324
79.965795
29.644916
1.03375664
1.810445
01/29/1887
212.652296
1.48552888
0.30382256
315.875743
79.837511
29.655564
1.03419170
1.810599
02/07/1916
223.108976
1.48546046
0.30341710
316.052527
79.715049
29.666528
1.03474635
1.810474
02/14/1945
233.317506
1.48553650
0.30314982
316.227720
79.592141
29.676734
1.03519638
1.810613
02/22/1974
243.680191
1.48548432
0.30268566
316.410975
79.467330
29.690223
1.03584952
1.810517
03/02/2003
254.066578
1.48560682
0.30230826
316.585044
79.345320
29.699944
1.03649562
1.810741
03/09/2032
264.298660
1.48565825
0.30186425
316.773550
79.215988
29.714074
1.03719115
1.810835
03/17/2061
274.370889
1.48546637
0.30147440
316.960753
79.092307
29.725458
1.03763629
1.810485
03/25/2090
284.695581
1.48531325
0.30111743
317.153870
78.961531
29.739327
1.03805955
1.810205
04/03/2119
294.823767
1.48547146
0.30090557
317.329899
78.839804
29.747768
1.03848482
1.810494
04/10/2148
305.292194
1.48540111
0.30066210
317.497896
78.710817
29.759443
1.03879730
1.810365
04/18/2177
315.664911
1.48555418
0.30028730
317.676611
78.591612
29.768979
1.03946113
1.810645
Detailed table...
Graphs...
3D animation...
Calculation on the date...
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This project was supported by the Federal Agency of Education (project codes RNP 2.1.1.1689, RNP 2.1.1.745).
Samara State Technical University
Applied Mathematics and Information Science Department