It is chronic because Anti-Hbc IgM negative, hbd dna low, hbsag>1000IU/mL. Assuming that alt is normal and no liver damage, your father is in an inactive phase that needs to monitor every 6 months.
0.01 is nothing compare to 10.15, so the conclusion does not change. In acute phase, hbv-dna will be increasing exponentially resulting in an amount of millions or more. In addition, alt must be hundreds or thousands.