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Asteroid General Data

2021 SP

General information

Preliminary designation2021 SP
GroupApollo
Absolute magnitude29.22
Approximate diameter (m)4
Approximate mass (kg)1.01·105
Number of observations9
Arc length (days)2

Approaches

Date
Object
r, AU
r, km
09/17/2021 11:45:36 AMEarth0.00009313 943
Details...

Orbit initial data

Date of initial data05/01/2022
M – mean anomaly (degrees)98.327162
a – orbit major semiaxis (astronomical units)1.45519298
e – orbit eccentricity0.46195877
ω – orbit ascending node-perihelion angle (degrees)252.429948
Ω – longitude of orbit ascending node (degrees)174.544846
i – orbit inclination to the ecliptic plane (degrees)4.818273
Details...

Orbital evolution

Date
M
a
e
ω
Ω
i
q
P
01/13/1829314.3773521.141143860.4191783895.612365355.5721300.2929000.662801031.219021
01/21/1858270.1995671.138019030.4190769895.253834356.0363720.2836700.661101451.214017
01/29/1887252.1234131.136184950.4186279494.071435357.0628450.2675540.660546181.211084
02/07/1916218.1738691.138186340.4186693295.056981356.5782260.2397780.661662631.214285
02/14/1945171.9919031.141992150.4189348595.235776356.2902130.2383550.663571841.220381
02/22/197457.9464221.150094890.4195565399.542817352.9235610.1585110.667565071.233392
03/02/2003272.6012221.147038080.41878173100.007818352.6900940.1528820.666679491.228478
03/09/2032319.3507441.455496810.46217326252.548782174.4496644.8167160.782805101.755972
03/17/2061150.9327791.454832930.46203385252.844805174.1230744.8246640.782650871.754770
03/25/2090337.6795341.456100920.46270872253.306396173.8187724.8274260.782350331.757065
04/03/2119111.4365611.465347850.46445130253.172163173.4580904.7862030.784765131.773829
04/10/2148239.4299751.465567490.46461779253.599759173.1405894.7820550.784638761.774228
04/18/21777.0903141.464994000.46426727254.077557172.7275344.7934670.784845231.773186
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