243 Ida
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243 Ida is an asteroid[1]. It orbits the Sun within the main asteroid belt between Mars and Jupiter. The object was discovered on September 29, 1884, by Austrian astronomer Johann Palisa at the Vienna Observatory[1].
243 Ida measures approximately 53.6 kilometers in length and has an irregular, elongated shape[1]. It is classified as an S-type asteroid, indicating a stony composition[1]. The asteroid has a rotation period of about 4.63 hours[1].
In 1993, 243 Ida became the first asteroid confirmed to have a natural satellite when the Galileo spacecraft photographed its moon, Dactyl[1]. Dactyl orbits Ida at a distance of roughly 90 kilometers[1].
243 Ida
Summary
243 Ida is an asteroid[1]. It ranks in the top 0.12% of asteroid entities by monthly Wikipedia readership (224 views/month, #5 of 4,107).[2]
Key Facts
- 243 Ida is credited with the discovery of Johann Palisa[3].
- 243 Ida's image is recorded as 243 ida crop.jpg[4].
- 243 Ida's instance of is recorded as asteroid[5].
- 243 Ida's site of astronomical discovery is recorded as Vienna Observatory[6].
- Ida is named after 243 Ida[7].
- 243 Ida's follows is recorded as 242 Kriemhild[8].
- 243 Ida's followed by is recorded as 244 Sita[9].
- 243 Ida's minor planet group is recorded as asteroid belt[10].
- 243 Ida's Library of Congress authority ID is recorded as sh2007003500[11].
- 243 Ida's astronomic symbol image is recorded as Ida symbol (fixed width).svg[12].
- 243 Ida's Commons category is recorded as 243 Ida[13].
- 243 Ida's parent astronomical body is recorded as Sun[14].
- 243 Ida's child astronomical body is recorded as Dactyl[15].
- 243 Ida's provisional designation is recorded as 1988 DB1[16].
- 243 Ida's provisional designation is recorded as A910 CD[17].
- 243 Ida's provisional designation is recorded as A884 SB[18].
- 243 Ida's time of discovery or invention is recorded as +1884-09-29T00:00:00Z[19].
- 243 Ida's Freebase ID is recorded as /m/0cq9x[20].
- 243 Ida's JPL Small-Body Database SPK-ID is recorded as 20000243[21].
- 243 Ida's asteroid spectral type is recorded as S-type asteroid[22].
- 243 Ida's asteroid family is recorded as Koronis family[23].
- 243 Ida's significant event is recorded as naming[24].
- 243 Ida's topic's main category is recorded as Category:243 Ida[25].
- 243 Ida's Commons gallery is recorded as (243) Ida[26].
- 243 Ida's orbital eccentricity is recorded as {'amount': '+0.04554826377288688'}[27].
Body
Designation and Status
243 Ida's instance of is recorded as asteroid[5].
History and Context
Ida is named after 243 Ida[7].
Why It Matters
243 Ida ranks in the top 0.12% of asteroid entities by monthly Wikipedia readership (224 views/month, #5 of 4,107).[2] It has Wikipedia articles in 29 language editions, a strong signal of global cultural recognition.[28] It is known by 23 alternative names across languages and contexts.[29]