Ivalo        MAXIMUM TIME DERIVATIVE (0.01 nT/sec) OF HORIZONTAL COMPONENT (X,Y)
 
Time (UT)	    01...03       04...06       07...09       10...12       13...15       16...18       19...21       22...24 
 
2023 12  1	  68  78  76    79  19  36    34  43  25    56  55  98    58  88  86    55  28 149   160  30  70    59  96  69 
2023 12  2	  92  68  31    53  33  20    36  12   7     7   7  10    12   6   4    13  17   7     4   6   7    13   5  10