21731 Zhuruochen (Q1088337)

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20021731

21 December 2023

1 reference

Minor Planet Center Database

followed by

21732 Rumery

1 reference

Minor Planet Center Database

significant event

naming

0 references

discoverer or inventor

Lincoln Near-Earth Asteroid Research

2 references

Minor Planet Center Database

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20021731

time of discovery or invention

21 December 2023

9 September 1999

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20021731

site of astronomical discovery

21 December 2023

Experimental Test Site

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20021731

6 May 2024

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20021731

21 December 2023

parent astronomical body

Sun

0 references

apoapsis

2.717 astronomical unit

1 reference

https://www.minorplanetcenter.net/db_search/show_object?object_id=21731

2.718452747976236±0.00000000082199 astronomical unit

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20021731

6 May 2024

periapsis

2.4751755 astronomical unit

1 reference

https://www.minorplanetcenter.net/db_search/show_object?object_id=21731

2.473145219299447±0.0000000017423 astronomical unit

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20021731

6 May 2024

argument of periapsis

45.57605 degree

1 reference

https://www.minorplanetcenter.net/db_search/show_object?object_id=21731

43.42482706109074±0.00000080632 degree

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20021731

imported from Wikimedia project

6 May 2024

orbital eccentricity

0.05

1 reference

French Wikipedia

Wikimedia import URL

https://fr.wikipedia.org/w/index.php?title=(21731)_Zhuruochen&oldid=139096467

0.0465170

1 reference

https://www.minorplanetcenter.net/db_search/show_object?object_id=21731

0.04725087154726568±0.00000000060343

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20021731

6 May 2024

orbital inclination

15.63241 degree

1 reference

https://www.minorplanetcenter.net/db_search/show_object?object_id=21731

15.63861227771787±0.000000046836 degree

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20021731

6 May 2024

orbital period

4.18 year

1 reference

https://www.minorplanetcenter.net/db_search/show_object?object_id=21731

1,527.583694159861±0.00000069286 day

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20021731

semi-major axis of an orbit

6 May 2024

2.5959303 astronomical unit

1 reference

https://www.minorplanetcenter.net/db_search/show_object?object_id=21731

2.595798983637841±0.00000000078491 astronomical unit

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20021731

longitude of ascending node

6 May 2024

159.60887 degree

1 reference

https://www.minorplanetcenter.net/db_search/show_object?object_id=21731

159.5178804063212±0.00000021883 degree

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20021731

6 May 2024

mean anomaly

304.15441 degree

1 reference

https://www.minorplanetcenter.net/db_search/show_object?object_id=21731

104.6520019556238±0.00000067437 degree

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20021731

6 May 2024

absolute magnitude

13.4

1 reference

https://www.minorplanetcenter.net/db_search/show_object?object_id=21731

13.48

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20021731

6 May 2024

0.196±0.031

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20021731

21 December 2023

diameter

5.217±0.053 kilometre

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20021731

21 December 2023

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20021731

6 May 2024

time of periapsis

2,459,956.4314118093±0.0000029258 Julian day

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20021731

6 May 2024

provisional designation

1999 RT142

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20021731

21 December 2023

1999 SY19

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20021731

21 December 2023

Identifiers

1 reference

28 October 2013

1 reference