Hipparchus, Ancient Greek astronomer, 2nd century BC (c1880). Artist's reconstruction of Hipparchus (c190-c127 BC) at work. A methodical observer, Hipparchus compiled the first known star catalogue, listing some 850 stars, as well as their celestial coordinates and magnitude. His work profoundly influenced that of Ptolemy. Hipparchus was also an early pioneer of ttrigonometry. | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Heritage Images / Ann Ronan Picture Library |
Bildgröße: | 4338 px × 2657 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |