(Q1083249)

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20004949

imported from Wikimedia project

9 November 2023

named after

Syun-Ichi Akasofu

1 reference

English Wikipedia

Wikimedia import URL

https://en.wikipedia.org/w/index.php?title=4949_Akasofu&oldid=843127481

follows

4948 Hideonishimura

1 reference

Minor Planet Center Database

followed by

4950 House

1 reference

Minor Planet Center Database

significant event

naming

0 references

discoverer or inventor

Takuo Kojima

2 references

Minor Planet Center Database

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20004949

time of discovery or invention

9 November 2023

29 November 1988

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20004949

site of astronomical discovery

9 November 2023

YGCO Chiyoda Station

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20004949

9 November 2023

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20004949

9 November 2023

parent astronomical body

Sun

0 references

apoapsis

2.654 astronomical unit

1 reference

https://www.minorplanetcenter.net/db_search/show_object?object_id=4949

2.654919799272732±0.000000005005 astronomical unit

13 September 2023

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20004949

9 November 2023

periapsis

1.8898508 astronomical unit

1 reference

https://www.minorplanetcenter.net/db_search/show_object?object_id=4949

1.888451572045348±0.000000001017 astronomical unit

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20004949

1 February 2024

argument of periapsis

275.79972 degree

1 reference

https://www.minorplanetcenter.net/db_search/show_object?object_id=4949

275.5465300875566±0.00000060204 degree

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20004949

imported from Wikimedia project

1 February 2024

orbital eccentricity

0.17

1 reference

French Wikipedia

Wikimedia import URL

https://fr.wikipedia.org/w/index.php?title=(4949)_Akasofu&oldid=139072002

0.1682029

1 reference

https://www.minorplanetcenter.net/db_search/show_object?object_id=4949

0.1687003254825059±0.00000000046579

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20004949

1 February 2024

orbital inclination

4.81321 degree

1 reference

https://www.minorplanetcenter.net/db_search/show_object?object_id=4949

4.812830251536564±0.000000054685 degree

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20004949

1 February 2024

orbital period

3.42 year

1 reference

https://www.minorplanetcenter.net/db_search/show_object?object_id=4949

1,250.606810568919±0.0000035365 day

13 September 2023

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20004949

9 November 2023

rotation period

2.6798 hour

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20004949

semi-major axis of an orbit

9 November 2023

2.2720094 astronomical unit

1 reference

https://www.minorplanetcenter.net/db_search/show_object?object_id=4949

2.271685686950611±0.0000000042826 astronomical unit

13 September 2023

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20004949

longitude of ascending node

9 November 2023

108.64284 degree

1 reference

https://www.minorplanetcenter.net/db_search/show_object?object_id=4949

108.6146241576047±0.00000050907 degree

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20004949

1 February 2024

mean anomaly

335.54019 degree

1 reference

https://www.minorplanetcenter.net/db_search/show_object?object_id=4949

76.26638153293185±0.00000039182 degree

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20004949

1 February 2024

absolute magnitude

13.4

1 reference

https://www.minorplanetcenter.net/db_search/show_object?object_id=4949

13.54

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20004949

9 November 2023

0.322±0.055

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20004949

9 November 2023

diameter

4.46±0.181 kilometre

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20004949

9 November 2023

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20004949

1 February 2024

time of periapsis

2,459,935.557626719±0.0000082656 Julian day

13 September 2023

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20004949

9 November 2023

provisional designation

1978 YE

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20004949

9 November 2023

1981 RL5

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20004949

9 November 2023

1981 SV6

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20004949

9 November 2023

1988 WE

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20004949

9 November 2023

Identifiers

1 reference

28 October 2013

1 reference