<div dir="ltr">  Hello Everyone! <div><br></div><div>Can help me figure out what's wrong with my east and west horizon calculations?</div><div><br></div><div>I am trying to compute my east and west horizon angle from my DEM using the command r.horizon. My output raster contains negative numbers and it's my understanding that the range of output values should be between 0 and 360. I used -d to make sure that my output is in degrees rather than radians. </div><div><br></div><div>Can anyone help me solve this problem? Or point me in the right direction?</div><div><div style="box-sizing:inherit"><br></div><div style="box-sizing:inherit">Thank you for the help! </div><div style="box-sizing:inherit">Ashley </div></div><div><br></div><div>Here is the <a href="http://r.info/" target="_blank">r.info</a> output from my generated east horizon raster.</div><div><div style="box-sizing:inherit;overflow:hidden scroll;outline:none;height:734px;color:rgb(29,28,29);font-family:Slack-Lato,appleLogo,sans-serif;font-size:15px;font-variant-ligatures:common-ligatures"><div style="box-sizing:inherit;width:1660px"><div style="box-sizing:inherit;height:1981px"><div id="gmail-m_-2428022527238152643gmail-1590022328.000400" style="box-sizing:inherit;width:1660px"><div style="box-sizing:inherit;line-height:1.46668;margin-bottom:16px"><div style="box-sizing:inherit"><div style="box-sizing:inherit"><div style="box-sizing:inherit;display:flex;padding:8px 20px"><div style="box-sizing:inherit;min-width:0px;padding:8px 8px 8px 16px"><div style="box-sizing:inherit;max-width:none;margin-bottom:4px"><div style="box-sizing:inherit;max-width:none"><div style="box-sizing:inherit;width:1576px"><div style="box-sizing:inherit;display:flex"><div dir="auto" style="box-sizing:inherit;width:1576px;line-height:1.46668"><div style="box-sizing:inherit"> |----------------------------------------------------------------------------|<br style="box-sizing:inherit"> |                                      |<br style="box-sizing:inherit"> |  Type of Map: raster        Number of Categories: 0        |<br style="box-sizing:inherit"> |  Data Type:  FCELL                           |<br style="box-sizing:inherit"> |  Data Units:  degrees       Vertical datum: (none)        |<br style="box-sizing:inherit"> |  Rows:     7532                            |<br style="box-sizing:inherit"> |  Columns:   5860                            |<br style="box-sizing:inherit"> |  Total Cells: 44137520                          |<br style="box-sizing:inherit"> |    Projection: UTM (zone 10)                      |<br style="box-sizing:inherit"> |      N: 4543151.24515692  S: 4317194.98362237  Res: 29.99950366  |<br style="box-sizing:inherit"> |      E: 759846.34683197  W: 584057.70444841  Res: 29.99806184   |<br style="box-sizing:inherit"> |  Range of data:  min = -90 max = 78.47394               |<br style="box-sizing:inherit"> |                                      |<br style="box-sizing:inherit"> |  Data Description:                            |<br style="box-sizing:inherit"> |  generated by r.horizon                         |<br style="box-sizing:inherit"> |                                      |<br style="box-sizing:inherit"> |  Comments:                                |<br style="box-sizing:inherit"> |  r.horizon -d elevation="dem30m@PERMANENT" direction=0 start=0.0 end=\  |<br style="box-sizing:inherit"> |  360.0 output="east" distance=1.0 file="-"                |<br style="box-sizing:inherit"> |                                      |<br style="box-sizing:inherit"> |  Horizon view from azimuth angle 0.00 degrees CCW from East       |<br style="box-sizing:inherit"> |                                      |<br style="box-sizing:inherit"> +----------------------------------------------------------------------------+</div><div class="gmail-yj6qo"></div><div class="gmail-adL" style="box-sizing:inherit"><br></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div>