NOTICE: Due to a lapse in annual appropriations, most of this website is not being updated. Learn more.
Form submissions will still be accepted but will not receive responses at this time. Sections of this site for programs using non-appropriated funds (such as NVLAP) or those that are excepted from the shutdown (such as CHIPS and NVD) will continue to be updated.
An official website of the United States government
Here’s how you know
Official websites use .gov
A .gov website belongs to an official government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.
The Use of Precise Ephemerides, Ionospheric Data and Corrected Antenna Coordinates in a Long-Distance GPS Time Transfer,
Published
Author(s)
W Lewandowski, Gerard Petit, C Thomas, Marc A. Weiss
Proceedings Title
22^und^ Annual Precise Time and Time Interval Meeting
Conference Dates
December 4-6, 1990
Conference Location
Tysons Corner, VA, USA
Conference Title
Proc. of 22^und^ Annual Precise Time and Time Interval Meeting
Pub Type
Conferences
Citation
Lewandowski, W.
, Petit, G.
, Thomas, C.
and Weiss, M.
(1991),
The Use of Precise Ephemerides, Ionospheric Data and Corrected Antenna Coordinates in a Long-Distance GPS Time Transfer,, 22^und^ Annual Precise Time and Time Interval Meeting , Tysons Corner, VA, USA
(Accessed October 15, 2025)