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Select maser type: H2O, OH, CH3OH(I), CH3OH(II), SiO, H2CO, NH3

Actual statistics of known maser sources

  • Transitions of masers included in the database

    TransitionShort freq.  Rest frequency  
    (MHz) 
    Detected  
       in
    Det.  
    obj.
    Non-Det.  
    obj.
    References
    61,6→52,3 View   22 GHz22235.0798EO, SFR26486542GEN79*, LAD81, ZUC87, CES88, MEN89B, FOR89, ... (in total 244 papers)
    31,3→22,0 View   183 GHz183310.087SFR247WAT80*, CER90, VAN09, NEU21 (in total 4 papers)
    102,9→93,6 View   321 GHz321225.677EO, SFR301MEN90B*, YAT95, YAT96, PAT07, MEN08, TAF14, NEU21 (in total 7 papers)
    51,5→42,2 View   325 GHz325152.899EO, SFR251MEL93*, YAT95, YAT96, MEN08, NEU21 (in total 5 papers)
    174,13→167,10 View   355 GHz354808.5810MEN08* (in total 1 papers)
    75,3→66,0 View   437 GHz437346.664EO70MEL93*, MEN08, NEU21 (in total 3 papers)
    64,3→55,0 View   439 GHz439150.7948EO, SFR110MEL93*, MEN08, NEU21 (in total 3 papers)
    42,3→33,0 View   443 GHz443018.354620MEN08* (in total 1 papers)
    64,2→55,1 View   470 GHz470888.903EO, SFR50MEL93*, MEN08, NEU21 (in total 3 papers)
    53,3→44,0 View   474 GHz474689.108EO50MEN08*, NEU21 (in total 2 papers)
    53,2→44,1 View   620 GHz620700.9549EO, SFR30NEU13* (in total 1 papers)
    74,3→65,2 View   1.27 THz1278265.922EO40NEU17* (in total 1 papers)
    82,7→73,4 View   1.29 THz1296411.055EO, SFR70NEU17*, NEU21 (in total 2 papers)
    84,5→75,2 View   1.88 THz1884887.891EO40NEU17* (in total 1 papers)