Table 2: Classification of the designated asteroids according to the amount and timing of the available astrometry.
Quality code No. nights Arc length (d) No. obs.
1 $\ge $5 $\ge $180 $\ge $10
2 $\ge $4 $\ge $20 $\ge $8
3 $\ge $3 $\ge $6.5 $\ge $6
4 $\ge $3 $\ge $1.5 $\ge $6
5 $\ge $2 $\ge $6.5 $\ge $4
6 $\ge $2   $\ge $3
7 =1   $\ge $3


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