100019 Gregorianik
| Discovery and designation | |
|---|---|
| Discovered by | Freimut Börngen |
| Discovery date | October 23, 1989 |
| Designations | |
Named after | Gregorian chant |
| 1989 UO7 | |
| Main belt | |
| Orbital characteristics | |
| Epoch February 4, 2008 (JD 2454500.5) | |
| Aphelion | 468.106 Gm (3.129 AU) |
| Perihelion | 289.409 Gm (1.935 AU) |
| 378.758 Gm (2.532 AU) | |
| Eccentricity | 0.236 |
| 1471.474 d (4.03 a) | |
Average orbital speed | 18.46 km/s |
| 199.274° | |
| Inclination | 2.913° |
| 198.427° | |
| Physical characteristics | |
| Dimensions | ? km |
| Mass | ?×10? kg |
Mean density | ? g/cm³ |
Equatorial surface gravity | ? m/s² |
Equatorial escape velocity | ? km/s |
Sidereal rotation period | ? d |
| ?° | |
Pole ecliptic latitude | ? |
Pole ecliptic longitude | ? |
| 0.10 | |
| Temperature | ~175 K |
| ? | |
| 15.4 | |
|
| |
100019 Gregorianik is an asteroid. It was discovered by Freimut Börngen on October 23, 1989. Its provisional designation was 1989 UO7. It was named after Pope Gregory I.
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