Meaning of the Sanskrit Word: upasthitam

  upasthitam—appearance    SB 1.13.13
  upasthitam—situated before him    SB 7.3.24
  upasthitam—the present situation.    SB 8.7.37
  upasthitam—arrived by chance    SB 9.21.3-5

Can't find any compound Sanskrit words containing upasthitam.