21645 Chentsaiwei (Q1087673)

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20021645

21 December 2023

1 reference

Minor Planet Center Database

followed by

21646 Joshuaturner

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=20021645

time of discovery or invention

21 December 2023

14 July 1999

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20021645

site of astronomical discovery

21 December 2023

Experimental Test Site

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20021645

25 April 2024

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20021645

21 December 2023

parent astronomical body

Sun

0 references

apoapsis

3.094 astronomical unit

1 reference

https://www.minorplanetcenter.net/db_search/show_object?object_id=21645

3.091198990490975±0.0000000010814 astronomical unit

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20021645

25 April 2024

periapsis

2.0000700 astronomical unit

1 reference

https://www.minorplanetcenter.net/db_search/show_object?object_id=21645

2.000081388368374±0.0000000016921 astronomical unit

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20021645

25 April 2024

argument of periapsis

62.18556 degree

1 reference

https://www.minorplanetcenter.net/db_search/show_object?object_id=21645

62.55063706136008±0.00000049162 degree

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20021645

imported from Wikimedia project

25 April 2024

orbital eccentricity

0.22

1 reference

French Wikipedia

Wikimedia import URL

https://fr.wikipedia.org/w/index.php?title=(21645)_Chentsaiwei&oldid=139096326

0.2147852

1 reference

https://www.minorplanetcenter.net/db_search/show_object?object_id=21645

0.2143110418065514±0.00000000048133

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20021645

25 April 2024

orbital inclination

11.59268 degree

1 reference

https://www.minorplanetcenter.net/db_search/show_object?object_id=21645

11.59592136030881±0.000000093108 degree

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20021645

25 April 2024

orbital period

4.07 year

1 reference

https://www.minorplanetcenter.net/db_search/show_object?object_id=21645

1,483.521876936609±0.00000077851 day

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20021645

semi-major axis of an orbit

25 April 2024

2.5471630 astronomical unit

1 reference

https://www.minorplanetcenter.net/db_search/show_object?object_id=21645

2.545640189429675±0.00000000089058 astronomical unit

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20021645

longitude of ascending node

25 April 2024

289.87169 degree

1 reference

https://www.minorplanetcenter.net/db_search/show_object?object_id=21645

289.8308779670143±0.00000030444 degree

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20021645

25 April 2024

mean anomaly

277.11959 degree

1 reference

https://www.minorplanetcenter.net/db_search/show_object?object_id=21645

353.3166745404131±0.00000059281 degree

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20021645

25 April 2024

absolute magnitude

14.2

1 reference

https://www.minorplanetcenter.net/db_search/show_object?object_id=21645

14.4

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20021645

25 April 2024

0.275±0.071

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20021645

21 December 2023

diameter

4.013±0.726 kilometre

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20021645

21 December 2023

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20021645

25 April 2024

time of periapsis

2,460,428.041276472±0.0000024536 Julian day

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20021645

25 April 2024

provisional designation

1991 OA2

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20021645

21 December 2023

1999 NZ50

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20021645

21 December 2023

Identifiers

1 reference

28 October 2013

1 reference