I'm a staff scientist at Arecibo Observatory, working
on radar observations of asteroids.
The Planetary Radar Page.
Arecibo Asteroid Dynamics Workshop.
First post-upgrade image of
an asteroid. This delay-Doppler image of asteroid 1998 ML14 was
taken on UTC 1998 August 15 12:45. This image is stretched to
More images are available.
The illumination is from above, and the vertical scale is 45m/pixel.
The horizontal scale is 0.12 Hz/pixel (increasing towards the
right), or 63m / cosine(delta), where delta is the (unknown)
Will an asteroid ruin my day?
Information from the Minor Planet Center
Bowell's Asteroid Database.
in Montserrat these days?
Information about exciting weather
Organizations for Amateur -
Personal Stuff, including the obligatory pictures of my daughter.
Moving to Puerto Rico Practical things for the gringo, not a travel log.
The Caltech Alumni home page.
The Arecibo Observatory
Mike Nolan (nolan (at) naic.edu) PGP public key
Last modified 2004 May 18