Fixed criteria:
Target H ≥ 22 mag.
Target flybye no more then 30 days ago and no later then in 14 days at distance 75 LD or less.
Target altitude ≥ 20° above horizon.

Filter rules:
Target apparent magnitude  or brighter.
Target galactic absolute latitude  ° or more.
Darkness:
    Daylight
    Civil twilight/dawn
    Nautical twilight/dawn
    Astronomical twilight/dawn
    Night
Moon below horizon or illuminated of  % or less.

        TIME   COND   SPEED    ALT   V      Δ    SOT  MOT    ☽     b     3σ
         UT           "/min     °   mag     LD    °    °     %     °     "
2019-05-22
   2011 HP (H=22.1)
      04:30:00         7.983  39.8  16.7   20.1  163   51   87   40.2     0
2019-05-23
   2011 HP (H=22.1)
      04:30:00         9.377  39.9  16.5   18.6  161   61   80   39.2     1
      05:30:00         9.368  49.2  16.5   18.5  161   61   80   39.1     1
2019-05-24
   2011 HP (H=22.1)
      04:30:00        11.032  39.8  16.4   17.1  159   70   72   37.8     1
      05:30:00        11.019  49.7  16.4   17.1  159   71   72   37.7     1
      06:30:00        11.041  56.6  16.4   17.0  159   71   71   37.7     1
2019-05-25
   2011 HP (H=22.1)
      04:30:00        12.958  39.2  16.3   15.8  156   79   63   35.8     1
      05:30:00        12.935  49.9  16.3   15.8  156   79   63   35.8     1
      06:30:00        12.949  58.1  16.3   15.7  156   79   62   35.7     1
2019-05-26
   2011 HP (H=22.1)
      04:30:00        15.114  38.1  16.3   14.7  152   86   54   33.3     1
      05:30:00        15.076  49.6  16.3   14.7  152   86   54   33.1     1
      06:30:00        15.074  59.1  16.3   14.6  152   87   53   33.0     1
      07:30:00        15.114  64.3  16.3   14.6  152   87   53   32.9     1
2019-05-27
   2011 HP (H=22.1)
      04:30:00        17.381  36.3  16.3   13.7  147   92   45   29.9     1
      05:30:00        17.316  48.4  16.3   13.7  147   92   44   29.8     1
      06:30:00        17.286  59.2  16.3   13.7  147   92   44   29.6     1
      07:30:00        17.298  66.8  16.3   13.6  147   93   43   29.5     1
      08:30:00        17.357  67.5  16.3   13.6  146   93   43   29.3     1
2019-05-28
   2011 HP (H=22.1)
      04:30:00        19.518  33.7  16.3   13.0  141   96   35   25.7     1
      05:30:00        19.413  46.1  16.3   13.0  141   96   35   25.5     1
      06:30:00        19.339  58.0  16.3   12.9  141   97   35   25.4     1
      07:30:00        19.305  67.9  16.3   12.9  141   97   34   25.2     1
      08:30:00        19.320  72.3  16.3   12.9  140   97   34   25.0     1
2019-05-29
   2011 HP (H=22.1)
      04:30:00        21.182  30.1  16.4   12.5  135   99   27   20.8     1
      05:30:00        21.023  42.7  16.4   12.5  134   99   26   20.5     1
      06:30:00        20.890  55.1  16.4   12.4  134   99   26   20.3     1
      07:30:00        20.794  66.8  16.4   12.4  134   99   25   20.1     1