WHT's latest activity

I tried recreating this chart I posted using the online NASA JPL Horizons ephemeris program, but couldn't duplicate the 4.53 year...

What is intriguing about this 4.53 year cycle is in how it gets conflated with the half-8.85 year cycle, which being 4.4 years is close...

Thanks for the clarification as to the origin of satellite subbands, as they do seem to associate with a cyclic "orbit" perturbing a...

This is normal terminology for a spectrum with one major component and identifiable groups of low level spectral components above and...

I have a related question about the lunar declination with respect to celestial latitude, i.e. tracking the moon instead of a satellite...