239 Adrastea (Q148873)

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20000239

17 October 2023

image

000239-asteroid shape model (239) Adrastea.png
250 × 250; 11 KB

0 references

named after

Adrasteia

2 references

English Wikipedia

Dictionary of Minor Planet Names (Sixth Revised and Enlarged Edition)

34

1 reference

Minor Planet Center database

followed by

240 Vanadis

1 reference

Minor Planet Center database

significant event

naming

0 references

discoverer or inventor

Johann Palisa

2 references

Minor Planet Center database

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20000239

time of discovery or invention

24 January 2024

18 August 1884^Gregorian

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20000239

site of astronomical discovery

17 October 2023

Vienna Observatory

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20000239

24 January 2024

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20000239

17 October 2023

parent astronomical body

Sun

0 references

apoapsis

3.664273255629249±0.0000000017099 astronomical unit

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20000239

6 October 2025

periapsis

2.267018964664146±0.0000000021354 astronomical unit

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20000239

6 October 2025

argument of periapsis

209.5446424382747±0.00000038456 degree

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20000239

6 October 2025

orbital eccentricity

0.2355733352985915±0.000000000774

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20000239

6 October 2025

orbital inclination

6.169±0.001 degree

1 reference

English Wikipedia

6.175141912848055±0.000000057487 degree

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20000239

6 October 2025

orbital period

1,865.423378002167±0.0000013058 day

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20000239

6 October 2025

rotation period

18.48 hour

1 reference

18.4707 hour

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20000239

semi-major axis of an orbit

17 October 2023

2.965646110146698±0.0000000013839 astronomical unit

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20000239

longitude of ascending node

6 October 2025

180.6063411115599±0.00000028255 degree

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20000239

6 October 2025

mean anomaly

170.315311497603±0.00000031596 degree

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20000239

6 October 2025

16.89

1 reference

absolute magnitude

10.49

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20000239

6 October 2025

0.095±0.012

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20000239

17 October 2023

density

2 gram per cubic centimetre

1 reference

diameter

41.52 kilometre

1 reference

37.609±0.415 kilometre

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20000239

17 October 2023

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20000239

6 October 2025

schematic

239 Adrastea orbit on 01 Jan 2009.png
585 × 311; 5 KB

0 references

time of periapsis

2,460,117.971767502±0.0000012611 Julian day

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20000239

6 October 2025

provisional designation

1955 MK1

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20000239

17 October 2023

1956 UJ

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20000239

17 October 2023

A915 TD

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20000239

17 October 2023

A884 QA

1 reference

https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20000239

17 October 2023

Commons category

239 Adrastea

0 references

Identifiers

0 references

1 reference

28 October 2013

1 reference