Question: when was the first weather satellite launched into space
[{'answer': 'February 17 , 1959'}, {'provenance': [{'wikipedia_id': '264727', 'title': 'Weather satellite', 'start_paragraph_id': 6, 'start_character': 0, 'end_paragraph_id': 6, 'end_character': 613, 'bleu_score': 0.9806740509884301, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 567064325851396489}, 'section': 'Section::::History.\n'}]}]