Vala ( minor planet designation: 131 Vala) is an inner

main-belt The asteroid belt is a torus-shaped region in the Solar System, located roughly between the orbits of the planets Jupiter and Mars. It contains a great many solid, irregularly shaped bodies, of many sizes, but much smaller than planets, called ...

asteroid. It was discovered by C. H. F. Peters on 24 May 1873, and named after

Völva In Germanic paganism, a seeress is a woman said to have the ability to foretell future events and perform sorcery. They are also referred to with many other names meaning "prophetess", "staff bearer", "wise woman" and "sorceress", and they are ...

, a prophetess in

Norse mythology Norse, Nordic, or Scandinavian mythology is the body of myths belonging to the North Germanic peoples, stemming from Old Norse religion and continuing after the Christianization of Scandinavia, and into the Nordic folklore of the modern period ...

. One observation of an

occultation An occultation is an event that occurs when one object is hidden from the observer by another object that passes between them. The term is often used in astronomy, but can also refer to any situation in which an object in the foreground blocks ...

of a

star A star is an astronomical object comprising a luminous spheroid of plasma (physics), plasma held together by its gravity. The List of nearest stars and brown dwarfs, nearest star to Earth is the Sun. Many other stars are visible to the naked ...

by Vala is from

Italy Italy ( it, Italia ), officially the Italian Republic, ) or the Republic of Italy, is a country in Southern Europe. It is located in the middle of the Mediterranean Sea, and its territory largely coincides with the homonymous geographical re ...

(26 May 2002). 10- μm radiometric data collected from

Kitt Peak Kitt Peak ( ood, Ioligam) is a mountain in the U.S. state of Arizona, and at is the highest point in the Quinlan Mountains. It is the location of the Kitt Peak National Observatory. The radio telescope at the observatory is one of ten dishes co ...

in 1975 gave a diameter estimate of 34 km. In the

Tholen classification An asteroid spectral type is assigned to asteroids based on their emission spectrum, color, and sometimes albedo. These types are thought to correspond to an asteroid's surface composition. For small bodies that are not internally differentiated ...

system, it is categorized as an SU-type asteroid, while the Bus asteroid taxonomy system lists it as a

K-type asteroid K-type asteroids are relatively uncommon asteroids with a moderately reddish spectrum shortwards of 0.75 μm, and a slight bluish trend longwards of this. They have a low albedo. Their spectrum resembles that of CV and CO meteorites. A larger K t ...

. Photometric observations of this asteroid during 2007 at the Organ Mesa Observatory in

Las Cruces, New Mexico Las Cruces (; "the crosses") is the second-largest city in the U.S. state of New Mexico and the seat of Doña Ana County. As of the 2020 census the population was 111,385. Las Cruces is the largest city in both Doña Ana County and southern Ne ...

were used to create a "nearly symmetric bimodal"

light curve In astronomy, a light curve is a graph of light intensity of a celestial object or region as a function of time, typically with the magnitude of light received on the y axis and with time on the x axis. The light is usually in a particular frequ ...

plot. This showed a rotation period of 10.359 ± 0.001 hours and a brightness variation of 0.09 ± 0.02

magnitude Magnitude may refer to: Mathematics *Euclidean vector, a quantity defined by both its magnitude and its direction *Magnitude (mathematics), the relative size of an object *Norm (mathematics), a term for the size or length of a vector *Order of ...

during each cycle. The result is double the 5.18-hour period reported in the

JPL Small-Body Database The JPL Small-Body Database (SBDB) is an astronomy database about small Solar System bodies. It is maintained by Jet Propulsion Laboratory (JPL) and NASA and provides data for all known asteroids and several comets, including orbital parameters an ...

. On 2028-Apr-05, Vala will pass from asteroid 2 Pallas.

References

External links

* * Background asteroids

Vala Vala or VALA may refer to: Religion and mythology * Vala (Vedic), a demon or a stone cavern in the Hindu scriptures * Völva, also spelled Vala, a priestess in Norse mythology and Norse paganism Fiction * Vala (Middle-earth), an angelic being in ...

SU-type asteroids (Tholen) Xc-type asteroids (SMASS) 18730524 Objects observed by stellar occultation {{S-beltasteroid-stub

References

Further reading

External links