(Q22345518)

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20018719

14 October 2023

0 references

0 references

discoverer or inventor

Lincoln Near-Earth Asteroid Research

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20018719

time of discovery or invention

16 December 2023

21 April 1998

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20018719

site of astronomical discovery

14 October 2023

Magdalena Ridge Observatory

0 references

MIT Lincoln Laboratory

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20018719

16 December 2023

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20018719

14 October 2023

parent astronomical body

Sun

0 references

apoapsis

3.118 astronomical unit

1 reference

https://www.minorplanetcenter.net/db_search/show_object?object_id=18719

3.124634979429232±0.000000013819 astronomical unit

13 September 2023

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20018719

14 October 2023

periapsis

2.8390456 astronomical unit

1 reference

https://www.minorplanetcenter.net/db_search/show_object?object_id=18719

2.834086753387401±0.000000036878 astronomical unit

13 September 2023

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20018719

14 October 2023

argument of periapsis

162.44914 degree

1 reference

https://www.minorplanetcenter.net/db_search/show_object?object_id=18719

158.6766993791767±0.000020165 degree

13 September 2023

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20018719

imported from Wikimedia project

14 October 2023

orbital eccentricity

0.05

1 reference

French Wikipedia

Wikimedia import URL

https://fr.wikipedia.org/w/index.php?title=(18719)_1998_HH138&oldid=151073888

0.0468237

1 reference

https://www.minorplanetcenter.net/db_search/show_object?object_id=18719

0.04876016016013757±0.000000010141

13 September 2023

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20018719

14 October 2023

orbital inclination

11.02143 degree

1 reference

https://www.minorplanetcenter.net/db_search/show_object?object_id=18719

11.00721784433002±0.00000045425 degree

13 September 2023

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20018719

14 October 2023

orbital period

5.14 year

1 reference

https://www.minorplanetcenter.net/db_search/show_object?object_id=18719

1,878.378421330533±0.000012461 day

13 September 2023

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20018719

semi-major axis of an orbit

14 October 2023

2.9785105 astronomical unit

1 reference

https://www.minorplanetcenter.net/db_search/show_object?object_id=18719

2.979360866408317±0.000000013177 astronomical unit

13 September 2023

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20018719

longitude of ascending node

14 October 2023

65.38345 degree

1 reference

https://www.minorplanetcenter.net/db_search/show_object?object_id=18719

65.29448486628432±0.0000029435 degree

13 September 2023

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20018719

14 October 2023

mean anomaly

286.87852 degree

1 reference

https://www.minorplanetcenter.net/db_search/show_object?object_id=18719

314.0093947007561±0.000021776 degree

13 September 2023

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20018719

14 October 2023

absolute magnitude

13.6

1 reference

https://www.minorplanetcenter.net/db_search/show_object?object_id=18719

13.72

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20018719

14 October 2023

0.100

2 references

imported from Wikimedia project

French Wikipedia

Wikimedia import URL

https://fr.wikipedia.org/w/index.php?title=(18719)_1998_HH138&oldid=151073888

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20018719

14 October 2023

diameter

7.631±0.174 kilometre

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20018719

14 October 2023

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20018719

16 December 2023

time of periapsis

2,460,440.4660016056±0.00011387 Julian day

13 September 2023

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20018719

14 October 2023

provisional designation

1998 HH138

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20018719

14 October 2023

1990 UA8

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20018719

14 October 2023

1990 UY5

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20018719

Google Knowledge Graph ID

14 October 2023

Identifiers

/g/11gk8wrprq

0 references

1 reference