963 Iduberga
Encyclopedia
963 Iduberga
Name
Name Iduberga
Designations 1921 KR; A911 WA;
1929 BA; 1931 TE3;
1950 HV
Discovery
Discoverer K. Reinmuth
Karl Wilhelm Reinmuth
Karl Wilhelm Reinmuth was a German astronomer.He was a prolific discoverer of asteroids , beginning with 796 Sarita in 1914, working at the Landessternwarte Heidelberg-Königstuhl astronomical observatory on the Königstuhl hill above Heidelberg, Germany from 1912 to 1957.His most notable...

Discovery date October 26, 1921
Discovery site Heidelberg
Landessternwarte Heidelberg-Königstuhl
The Heidelberg-Königstuhl State Observatory is an historic astronomical observatory located near the summit of the Königstuhl hill in the city of Heidelberg in Germany...

Orbital elements
Epoch
Epoch (astronomy)
In astronomy, an epoch is a moment in time used as a reference point for some time-varying astronomical quantity, such as celestial coordinates, or elliptical orbital elements of a celestial body, where these are subject to perturbations and vary with time...

 August 18, 2005 (JDCT
Julian day
Julian day is used in the Julian date system of time measurement for scientific use by the astronomy community, presenting the interval of time in days and fractions of a day since January 1, 4713 BC Greenwich noon...

 2453600.5)
Eccentricity (e) 0.138
Semimajor axis (a) 2.248 AU
Astronomical unit
An astronomical unit is a unit of length equal to about or approximately the mean Earth–Sun distance....

Perihelion (q) 1.938 AU
Astronomical unit
An astronomical unit is a unit of length equal to about or approximately the mean Earth–Sun distance....

Aphelion (Q) 2.558 AU
Astronomical unit
An astronomical unit is a unit of length equal to about or approximately the mean Earth–Sun distance....

Orbital period
Orbital period
The orbital period is the time taken for a given object to make one complete orbit about another object.When mentioned without further qualification in astronomy this refers to the sidereal period of an astronomical object, which is calculated with respect to the stars.There are several kinds of...

 (P)
3.370 a
Julian year (astronomy)
In astronomy, a Julian year is a unit of measurement of time defined as exactly 365.25 days of 86 400 SI seconds each, totaling 31 557 600 seconds. The Julian year is the average length of the year in the Julian calendar used in Western societies in previous centuries, and for which the unit is...

Inclination
Inclination
Inclination in general is the angle between a reference plane and another plane or axis of direction.-Orbits:The inclination is one of the six orbital parameters describing the shape and orientation of a celestial orbit...

 (i)
7.989°
Longitude of the ascending node
Longitude of the ascending node
The longitude of the ascending node is one of the orbital elements used to specify the orbit of an object in space. It is the angle from a reference direction, called the origin of longitude, to the direction of the ascending node, measured in a reference plane...

 (Ω)
62.564°
Argument of Perihelion (ω) 4.965°
Mean anomaly
Mean anomaly
In celestial mechanics, the mean anomaly is a parameter relating position and time for a body moving in a Kepler orbit. It is based on the fact that equal areas are swept at the focus in equal intervals of time....

 (M)
287.879°


963 Iduberga is an S-type asteroid
S-type asteroid
S-type asteroids are of a stony composition, hence the name. Approximately 17% of asteroids are of this type, making it the second most common after the C-type.-Characteristics:...

http://www.psi.edu/pds/resource/taxonomy.html belonging to the Flora family
Flora family
The Flora family of asteroids is a large grouping of S-type asteroids in the inner main belt, whose origin and properties are relatively poorly understood at present...

 of Main Belt asteroids. Its rotation period is 3.02 hours.http://adsabs.harvard.edu/cgi-bin/nph-bib_query?bibcode=2003MPBu...30...59U&db_key=AST&data_type=HTML&format=&high=444b66a47d05836

External links

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