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Discovery and designation
|
|
|---|---|
| Discovered by | Yoshio Kushida and Osamu Muramatsu |
| Discovery site | Yatsugatake South Base Observatory |
| Discovery date | November 4, 1991 |
|
Designations
|
|
| MPC designation | 9190 |
| Alternate name(s) | 1991 VR1 |
| Epoch May 14, 2008 | |
| Ap | 2.9892784 |
| Peri | 1.9129572 |
| Eccentricity | 0.2195572 |
| Orbital period | 1401.6664958 |
| Mean anomaly | 103.09709 |
| Inclination | 5.62954 |
| Longitude of ascending node | 316.27947 |
| Argument of peri | 100.80314 |
| Absolute magnitude (H) | 13.4 |
9190 Masako (1991 VR1) is a main-belt asteroid discovered on November 4, 1991 by Yoshio Kushida and Osamu Muramatsu at Yatsugatake South Base Observatory.