Research and list editing of visual double stars
20425+4916 - ARG39AB | Constellation : Cyg | AD 20h42min29.79sec / Dec +49°15min59.1sec | |||||
Components | Primary | Secondary | WDS data | WDS Notes | |||
Magnitudes | 8.42 | 8.93 | Negleted : non | LLinear solution. Linear elements for this pair have been determined. Linear Elements Catalog is currently under devlopement.,NNotes found in WDSNOT MEMO of WDS. | |||
Proper Motion RA | +009 | -080 | Precise coordinates : oui | ||||
Mouvement propre Dec | +002 | -101 | Spectre : K5 | ||||
Nb of observations : 76 | Angle | Separation | Cross references (wds id) *I* | *P* | ||||
First measure : 1899 | 110 | 9.900 | |||||
Last measure : 2018 | 183.70 | 15.418 | |||||
Measurement history (InformationThis historical is indicative. It is incomplete and may contain errors. It is built as and when updates to WDSTOOL and does not take into account any subsequent modifications to WDS.) | |||||||
2015 | 182.80 | 15.050 | |||||
2013 | 182.00 | 15.050 | |||||
2012 | 182.00 | 14.700 | |||||