{"aperture_cm":40,"archive":{"altitude_m":146,"aperture_cm":40,"aperture_m":0.4,"archive_country":"UK Scotland","archive_town":"Edinburgh","astronomer":"M.Cranston","cameras":null,"catalog_form_direct":"","catalog_form_prism":"C","country":"UK Scotland","field_deg":4.0,"film":0,"focal_length_m":1.53,"idobs":"ROE","instrument_id":"ROE040P","instrument_type":"Sch","lat_deg":55.92333333333333,"lon_deg":-3.183333333333333,"marsden_no":null,"mirror_m":0.6,"n_direct":null,"n_direct_uncertain":0,"n_plates":827,"n_prism":827,"n_prism_uncertain":0,"observatory":"Royal Obs.","quality":"A","scale_arcsec_mm":135,"site":"Edinburgh","suffix":"P","timezone":0,"year_from":1962,"year_to":1974},"band":"","coord_code":"","date":"1963-02-19","dec_deg":48.413333333333334,"dim_x_cm":null,"dim_y_cm":null,"emulsion":"IIaO","exposure_min":10.0,"field_deg":4.0,"filter":"","has_notes":1,"has_observer":0,"has_quality":0,"id":292867,"idobs":"ROE","instrument_id":"ROE040P","jd":2438080.2990856483,"method":4,"method_text":"objective prism","multiexposure":1,"notes":["OLD OBJ.PRISM (1000 A/MM)? + GRATING2; SID.VARIATION: 0.6;"],"object":"M39","object_type":"","observers":[],"plate_id":"ROE040P-000164","plate_no":164,"plate_suffix":"","quality":[],"ra_deg":322.82916666666665,"suffix":"P","time_code":"","ut":"19:10:41"}