Recipe for V-map

  1. Select Year:

  2. Input Range of Carrington Rot. No., i.e. Start & End No.:
    From To
    Valid Range
    YearRot. No.YearRot. No.YearRot. No.YearRot. No.
    19731596-160919741609-162319751623-163619761636-1650
    19771650-166319781663-167619791676-169019801690-1703
    19811703-171619821716-172919831733-174219841746-1756
    19851759-176919861773-178319871786-179619881799-1809
    19891813-182319901827-183619911840-184919921853-1863
    19931867-187619941880-189019951894-190419961908-1917
    19971920-193119981934-194419991948-195720001961-1970
    20011974-198420021987-199720032001-201120042015-2024
    20052029-203620062043-205120072055-206320082068-2077
    20092082-20902010 2011 2012

  3. Include Less-Reliable Data (i.e. Data of which error estimation is not given)?: Yes No

  4. Select Projection Method: Cylindrical Morwide

  5. Color or Gray-Scale?: Color Gray

  6. Select Smoothing Angular Width: 1 deg. 3 deg. 5 deg.

  7. Press Button: