Omicron Cet

 |ds/mss|           Spectral type            |     reference     |
 -----------------------------------------------------------------
 |  /   |M5-9e                               |1974ApJS...28..271K|
 |  /   |Md                                  |1993yCat.3135....0C|
 |  /   |M6III                               |1985ApJS...59..197B|
 |  /   |M7                                  |1975AJ.....80.1011H|
 |  /   |M5/6IIIe                            |1999MSS...C05....0H|
 |  /   |M7.5ep                              |1974ApJS...28..271K|
 |  /   |M5e                                 |1974ApJS...28..271K|
 |  /   |M6ep                                |1974ApJS...28..271K|
 |  /   |M8ep                                |1974ApJS...28..271K|
 |  /   |M7.5e                               |1974ApJS...28..271K|
 |  /   |M6e                                 |1974ApJS...28..271K|
 |  /   |M6.5e                               |1974ApJS...28..271K|
 |  /   |M7-e                                |1974ApJS...28..271K|
 |  /   |M8.5e                               |1974ApJS...28..271K|
 |  /   |M9ep                                |1974ApJS...28..271K|
 |  /   |M9+ep:                              |1974ApJS...28..271K|
 |  /   |M7e                                 |1974ApJS...28..271K|
 |  /   |M9e                                 |1974ApJS...28..271K|
 |  /   |M8e                                 |1974ApJS...28..271K|
 |  /   |M5e:                                |1966ApJS...13..333K|
 |  /   |M7e                                 |1966ApJS...13..333K|
 |  /   |M6e:                                |1966ApJS...13..333K|
 |  /   |M5.5e                               |1966ApJS...13..333K|
 |  /   |M6.5e                               |1966ApJS...13..333K|
 |  /   |M5e                                 |1966ApJS...13..333K|
 |  /   |M1e:                                |1966ApJS...13..333K|
 |  /   |M7ep                                |1966ApJS...13..333K|
 |  /   |M6e                                 |1966ApJS...13..333K|
 |  /   |M6+e                                |1966ApJS...13..333K|