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

2011 SZ21

General information

Preliminary designation2011 SZ21
GroupAmor
Absolute magnitude17.55
Approximate diameter (m)820
Approximate mass (kg)1.01·1012
Number of observations336
Arc length (days)9057

Approaches

No approaches found

Orbit initial data

Date of initial data06/09/2026
M – mean anomaly (degrees)356.470099
a – orbit major semiaxis (astronomical units)2.94495500
e – orbit eccentricity0.56048100
ω – orbit ascending node-perihelion angle (degrees)41.202435
Ω – longitude of orbit ascending node (degrees)229.340324
i – orbit inclination to the ecliptic plane (degrees)16.491871
Details...

Orbital evolution

Date
M
a
e
ω
Ω
i
q
P
01/05/1800171.8018682.965298330.53014773240.77840427.54033019.8934361.393252151 864.819360
01/13/182959.5785712.963857160.52834078239.59392028.59555819.5096031.397930551 863.460038
01/21/1858277.6685582.990468090.52282751238.14345731.15075818.9017261.426969101 888.612847
01/29/1887133.6844172.970273500.53402917236.78456232.63170218.6233501.384060801 869.514508
02/07/191615.3332362.975068820.53201579236.54447532.77531718.5617891.392285221 874.043660
02/14/1945277.5591262.950423880.54873304234.21006135.35703017.8345901.331428811 850.805585
02/22/1974202.3977542.917399560.56516722232.44143637.21336817.4536001.268580961 819.818390
03/02/2003134.1504842.915797290.56528715231.68495438.01481417.3022921.267534541 818.319396
03/09/203246.4421562.942365790.56165317229.34891741.15820416.5037591.289776721 843.228484
03/17/2061298.2637852.962748730.56214621225.63305145.52980915.4150041.297250761 862.414782
03/25/2090175.0596993.005497400.55263901222.83587549.04653714.6715961.344542301 902.868229
04/03/211933.3040162.993183590.55633123222.48434649.25038514.6652831.327982091 891.185863
04/10/2148257.3644262.968060980.56727802219.91981551.87279014.3506511.284345221 867.426033
04/18/2177137.2203432.954763010.57661804214.76398057.07133613.5715961.250993371 854.890004
04/27/220631.7699522.947090630.58482342208.80731162.99199612.8384331.223563021 847.670045
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
Яндекс.Метрика