Save $11.24
194.18 Hz Synodic Day / Morning Weighted Steel Tuning Fork
Original Price
$74.90
Current Price
$63.66
In stock
A Synodic Day (or synodic rotation period or solar day) is the period for a celestial object to rotate once in relation to the star it is orbiting,...
View full details
Original Price
$74.90
Current Price
$63.66
Save $11.24
In stock
