(Q138978)

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20001420

29 October 2023

0 references

1 reference

Minor Planet Center Database

followed by

1421 Esperanto

1 reference

Minor Planet Center Database

significant event

naming

0 references

discoverer or inventor

Karl Wilhelm Reinmuth

2 references

Minor Planet Center Database

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20001420

time of discovery or invention

29 October 2023

14 September 1931

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20001420

site of astronomical discovery

29 October 2023

Landessternwarte Heidelberg-Königstuhl

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20001420

29 October 2023

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20001420

29 October 2023

parent astronomical body

Sun

0 references

apoapsis

2.959 astronomical unit

1 reference

https://www.minorplanetcenter.net/db_search/show_object?object_id=1420

2.963428875423532±0.0000000075997 astronomical unit

13 September 2023

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20001420

29 October 2023

periapsis

2.5395523 astronomical unit

1 reference

https://www.minorplanetcenter.net/db_search/show_object?object_id=1420

2.533295703519411±0.00000001303 astronomical unit

13 September 2023

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20001420

29 October 2023

argument of periapsis

74.17450 degree

1 reference

https://www.minorplanetcenter.net/db_search/show_object?object_id=1420

73.24137090700792±0.00000063564 degree

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20001420

imported from Wikimedia project

25 January 2024

orbital eccentricity

0.076136

1 reference

French Wikipedia

Wikimedia import URL

https://fr.wikipedia.org/w/index.php?title=(1420)_Radcliffe&oldid=129143257

0.0763217

1 reference

https://www.minorplanetcenter.net/db_search/show_object?object_id=1420

0.07825263313208208±0.000000002569

13 September 2023

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20001420

29 October 2023

orbital inclination

3.48558 degree

1 reference

https://www.minorplanetcenter.net/db_search/show_object?object_id=1420

3.489129633567371±0.000000034933 degree

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20001420

25 January 2024

orbital period

4.56 year

1 reference

https://www.minorplanetcenter.net/db_search/show_object?object_id=1420

1,664.21487026585±0.0000064018 day

13 September 2023

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20001420

29 October 2023

rotation period

4.792 hour

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20001420

semi-major axis of an orbit

29 October 2023

2.7493904 astronomical unit

1 reference

https://www.minorplanetcenter.net/db_search/show_object?object_id=1420

2.748362289471471±0.0000000070481 astronomical unit

13 September 2023

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20001420

longitude of ascending node

29 October 2023

260.90135 degree

1 reference

https://www.minorplanetcenter.net/db_search/show_object?object_id=1420

260.7095828191785±0.00000053599 degree

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20001420

25 January 2024

mean anomaly

105.12913 degree

1 reference

https://www.minorplanetcenter.net/db_search/show_object?object_id=1420

92.15478969413218±0.00000035867 degree

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20001420

25 January 2024

asteroid spectral type

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20001420

25 January 2024

absolute magnitude

12.0

1 reference

https://www.minorplanetcenter.net/db_search/show_object?object_id=1420

12.03

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20001420

29 October 2023

0.047±0.007

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20001420

29 October 2023

diameter

20.524±0.19 kilometre

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20001420

29 October 2023

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20001420

25 January 2024

time of periapsis

2,459,774.4850772386±0.0000055268 Julian day

13 September 2023

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20001420

29 October 2023

provisional designation

1931 RJ

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20001420

29 October 2023

1931 TF

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20001420

29 October 2023

1935 OM

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20001420

29 October 2023

1963 TM

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20001420

29 October 2023

1963 VB

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20001420

29 October 2023

Identifiers

1 reference

28 October 2013

1 reference