(Q1192003)

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20010021

27 November 2023

0 references

1 reference

Minor Planet Center Database

significant event

naming

0 references

discoverer or inventor

Claes-Ingvar Lagerkvist

2 references

Minor Planet Center Database

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20010021

time of discovery or invention

27 November 2023

22 August 1979

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20010021

site of astronomical discovery

27 November 2023

European Southern Observatory

1 reference

La Silla Observatory

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20010021

27 November 2023

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20010021

27 November 2023

parent astronomical body

Sun

0 references

apoapsis

2.754 astronomical unit

1 reference

https://www.minorplanetcenter.net/db_search/show_object?object_id=10021

2.753907691417273±0.00000000046976 astronomical unit

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20010021

7 February 2024

periapsis

1.9421802 astronomical unit

1 reference

https://www.minorplanetcenter.net/db_search/show_object?object_id=10021

1.938898863756022±0.0000000013156 astronomical unit

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20010021

7 February 2024

argument of periapsis

61.08620 degree

1 reference

https://www.minorplanetcenter.net/db_search/show_object?object_id=10021

61.07739004603705±0.00000021843 degree

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20010021

imported from Wikimedia project

7 February 2024

orbital eccentricity

0.17

1 reference

French Wikipedia

Wikimedia import URL

https://fr.wikipedia.org/w/index.php?title=(10021)_Henja&oldid=139069829

0.1727853

1 reference

https://www.minorplanetcenter.net/db_search/show_object?object_id=10021

0.1736719419560976±0.00000000064333

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20010021

7 February 2024

orbital inclination

11.68111 degree

1 reference

https://www.minorplanetcenter.net/db_search/show_object?object_id=10021

11.68147970801026±0.000000049181 degree

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20010021

7 February 2024

orbital period

3.6 year

1 reference

https://www.minorplanetcenter.net/db_search/show_object?object_id=10021

1,312.811619084714±0.00000033591 day

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20010021

7 February 2024

rotation period

3.11 hour

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20010021

semi-major axis of an orbit

27 November 2023

2.3478550 astronomical unit

1 reference

https://www.minorplanetcenter.net/db_search/show_object?object_id=10021

2.346403277586647±0.00000000040025 astronomical unit

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20010021

longitude of ascending node

7 February 2024

326.16493 degree

1 reference

https://www.minorplanetcenter.net/db_search/show_object?object_id=10021

326.0955708537925±0.00000012765 degree

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20010021

7 February 2024

mean anomaly

219.35381 degree

1 reference

https://www.minorplanetcenter.net/db_search/show_object?object_id=10021

47.7076951390195±0.00000016743 degree

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20010021

7 February 2024

absolute magnitude

13.9

1 reference

https://www.minorplanetcenter.net/db_search/show_object?object_id=10021

14.12

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20010021

27 November 2023

0.06±0.011

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20010021

27 November 2023

diameter

7.176±0.206 kilometre

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20010021

27 November 2023

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20010021

7 February 2024

time of periapsis

2,460,026.524366739±0.000012775 Julian day

point in time

13 September 2023

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20010021

27 November 2023

provisional designation

1954 SH

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20010021

27 November 2023

1979 QC1

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20010021

27 November 2023

Identifiers

1 reference

28 October 2013

1 reference