At December 31, 2017, Tina Corporation owes $512,300 on a note payable due February 15, 2018.

1. If Tina refinances the obligation by issuing a long-term note on February 14 and using the proceeds to pay off the note due February 15, how much of the $512,300 should be reported as a current liability at December 31, 2017?

2. If Tina pays off the note on February 15, 2018, and then borrows $1,024,600 on a long-term basis on March 1, how much of the $512,300 should be reported as a current liability at December 31, 2017, the end of the fiscal year?