690 Wratislavia
From Infogalactic: the planetary knowledge core
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A three-dimensional model of 690 Wratislavia based on its light curve.
|
|
| Discovery | |
|---|---|
| Discovered by | Joel Hastings Metcalf |
| Discovery site | Taunton, Massachusetts |
| Discovery date | October 16, 1909 |
| Designations | |
| 1909 HZ | |
| Orbital characteristics | |
| Epoch August 18, 2005 (JDCT 2453600.5) | |
| Aphelion | 3.722 AU |
| Perihelion | 2.560 AU |
| 3.141 AU | |
| Eccentricity | 0.185 |
| 5.567 a | |
| 65.091° | |
| Inclination | 11.283° |
| 253.332° | |
| 115.678° | |
| Physical characteristics | |
| Dimensions | 146.21 ± 11.02[1] km |
| Mass | (1.28 ± 0.03) × 1019[1] kg |
|
Mean density
|
7.81 ± 1.77[1] g/cm3 |
690 Wratislavia is a minor planet orbiting the Sun. Wratislavia was discovered on October 16, 1909.[2] IRAS data shows it is about 135 km in diameter.[2]
Asteroid 690 Wratislavia (apparent magnitude 12.9) near the galaxy NGC 6941.
Wratislavia has been studied by radar.[3]
References
External links
- Discovery Circumstances: Numbered Minor Planets
- Orbital simulation from JPL (Java) / Ephemeris
- Rotational Period Determination of 690 Wratislavia
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