(Q138720)

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20001397

imported from Wikimedia project

29 October 2023

named after

Mthatha

1 reference

English Wikipedia

Wikimedia import URL

https://en.wikipedia.org/w/index.php?title=1397_Umtata&oldid=849039001

follows

1396 Outeniqua

1 reference

Minor Planet Center Database

followed by

1398 Donnera

1 reference

Minor Planet Center Database

significant event

naming

0 references

discoverer or inventor

Cyril V. Jackson

2 references

Minor Planet Center Database

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20001397

time of discovery or invention

29 October 2023

9 August 1936

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20001397

site of astronomical discovery

29 October 2023

Union Observatory

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20001397

29 October 2023

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20001397

29 October 2023

parent astronomical body

Sun

0 references

apoapsis

3.365 astronomical unit

1 reference

https://www.minorplanetcenter.net/db_search/show_object?object_id=1397

3.364596333819114±0.000000000968 astronomical unit

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20001397

25 January 2024

periapsis

1.9959018 astronomical unit

1 reference

https://www.minorplanetcenter.net/db_search/show_object?object_id=1397

1.999807954533366±0.0000000024208 astronomical unit

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20001397

25 January 2024

argument of periapsis

206.52988 degree

1 reference

https://www.minorplanetcenter.net/db_search/show_object?object_id=1397

206.4085619591653±0.00000070063 degree

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20001397

imported from Wikimedia project

25 January 2024

orbital eccentricity

0.25

1 reference

French Wikipedia

Wikimedia import URL

https://fr.wikipedia.org/w/index.php?title=(1397)_Umtata&oldid=139041354

0.2553329

1 reference

https://www.minorplanetcenter.net/db_search/show_object?object_id=1397

0.2544156454145447±0.00000000076147

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20001397

25 January 2024

orbital inclination

3.51100 degree

1 reference

https://www.minorplanetcenter.net/db_search/show_object?object_id=1397

3.509271947788398±0.00000005564 degree

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20001397

25 January 2024

orbital period

4.39 year

1 reference

https://www.minorplanetcenter.net/db_search/show_object?object_id=1397

1,604.485087122788±0.00000069242 day

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20001397

25 January 2024

rotation period

30.0 hour

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20001397

semi-major axis of an orbit

29 October 2023

2.6802604 astronomical unit

1 reference

https://www.minorplanetcenter.net/db_search/show_object?object_id=1397

2.682202142159768±0.000000005973 astronomical unit

point in time

13 September 2023

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20001397

longitude of ascending node

29 October 2023

77.43830 degree

1 reference

https://www.minorplanetcenter.net/db_search/show_object?object_id=1397

77.42118642269931±0.00000067387 degree

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20001397

25 January 2024

mean anomaly

218.29012 degree

1 reference

https://www.minorplanetcenter.net/db_search/show_object?object_id=1397

307.4853596690842±0.0000003405 degree

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20001397

25 January 2024

absolute magnitude

11.47

1 reference

https://www.minorplanetcenter.net/db_search/show_object?object_id=1397

11.46

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20001397

29 October 2023

0.084±0.046

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20001397

29 October 2023

diameter

20.798±0.292 kilometre

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20001397

29 October 2023

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20001397

25 January 2024

time of periapsis

2,460,434.5526563623±0.000011509 Julian day

point in time

13 September 2023

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20001397

29 October 2023

provisional designation

1931 GK

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20001397

29 October 2023

1936 PG

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20001397

29 October 2023

1945 QF

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20001397

29 October 2023

1945 RC

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20001397

29 October 2023

1948 EB1

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20001397

29 October 2023

Identifiers

1 reference

28 October 2013

1 reference