WES200USA — Westford, United States

Station

Station ID

WES200USA4-character ID: WES2

DOMES number

40440S020

Location

Westford, Massachusetts, United States

Operator

National Geodetic Survey (NGS)

Networks

IGS08 · IGS14 · IGS

In the IGS since

1993-11-01

Latest RINEX

2026-10-05data centre: geodesy.noaa.gov

Coordinates (ITRF, approximate)

Latitude

42°36'48.02" N42.61334

Longitude

71°29'35.99" W-71.49333

Ellipsoidal height

85.0 m

X, Y, Z

1,492,233.247-4,458,089.489 · 4,296,046.035 m

Approximate values from the IGS site log. For processing, use the official coordinates and velocities of the current IGS/ITRF solution at your observation epoch, and transform to your national datum if needed.

Equipment

Receiver

TRIMBLE ALLOYfirmware 6.50

Antenna

TWIVC6150radome SCIS

Constellations

GPS · GLO · GAL

Real time

No

Daily RINEX — last 7 days

• Tue, Oct 6 DOY 279 BKG folder
• Mon, Oct 5 DOY 278 BKG folder
• Sun, Oct 4 DOY 277 BKG folder
• Sat, Oct 3 DOY 276 BKG folder
• Fri, Oct 2 DOY 275 BKG folder
• Thu, Oct 1 DOY 274 BKG folder
• Wed, Sep 30 DOY 273 BKG folder

30-second, multi-GNSS daily files (RINEX 3, Hatanaka-compressed .crx.gz). BKG needs no registration; files not at BKG are archived at NASA's CDDIS (free Earthdata Login). Official IGS station page and site log.