Possible Clues:

• It's just north of Nauru
• The line dividing the Kop after unfinished match
• Might an R.A. draw the line at having a toque like this?
• To have got into a quare old line
• It's at zero degrees latitude
• A torque (anag.)
• Imaginary line around middle of the earth
• Line separating northern and southern hemispheres
• Hemisphere divider
• Zero degrees latitude line