Back 1628 ستروبل Arabic 1628 ستروبيل (كويكب) ARZ (1628) Штробель CE (1628) Strobel German 1628 Στρόμπελ Greek 1628 Strobel Esperanto (1628) Strobel Spanish 1628 Strobel Basque سیارک ۱۶۲۸ Persian (1628) Strobel French
| Discovery[1] | |
|---|---|
| Discovered by | K. Reinmuth |
| Discovery site | Heidelberg Obs. |
| Discovery date | 11 September 1923 |
| Designations | |
| (1628) Strobel | |
Named after | Willi Strobel (astronomer)[2] |
| 1923 OG · 1926 GY 1947 GC · 1949 QA2 1952 DV2 · 1957 CA 1960 WH | |
| main-belt · (outer)[3] | |
| Orbital characteristics[1] | |
| Epoch 4 September 2017 (JD 2458000.5) | |
| Uncertainty parameter 0 | |
| Observation arc | 93.11 yr (34,007 days) |
| Aphelion | 3.2152 AU |
| Perihelion | 2.8088 AU |
| 3.0120 AU | |
| Eccentricity | 0.0675 |
| 5.23 yr (1,909 days) | |
| 244.38° | |
| 0° 11m 18.6s / day | |
| Inclination | 19.387° |
| 181.19° | |
| 289.14° | |
| Physical characteristics | |
| Dimensions | 51.15±14.91 km[4] 53.147±0.793 km[5] 54.26±16.39 km[6] 56.58±0.68 km[7] 57.06 km (derived)[3] 57.12±1.7 km (IRAS:12)[8] 59.345±0.484 km[9] |
| 9.52±0.01 h[10] 11.80 h[11] | |
| 0.047±0.010[9] 0.05±0.03[6] 0.0504 (derived)[3] 0.0532±0.003 (IRAS:12)[8] 0.055±0.002[7] 0.0581±0.0113[5] 0.06±0.04[4] | |
| P[5] · X[12] · C[3] B–V = 0.840[1] U–B = 0.320[1] | |
| 10.02[1][6][7][8] · 10.08[3][5][11] · 10.31±0.20[12] · 10.32[4] | |
1628 Strobel (provisional designation 1923 OG) is a carbonaceous asteroid from the outer region of the asteroid belt, approximately 55 kilometers in diameter.
It was discovered on 11 September 1923, by German astronomer Karl Reinmuth at Heidelberg Observatory in southern Germany, and named after ARI-astronomer Willi Strobel.[2][13]
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