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JFK73

Mapper since:
April 18, 2012
Last map edit:
July 19, 2024

Started surveying with a Bluetooth GNSS receiver: Navilock BT-821G then a BN-808 usb receiver

Nowadays you may check this GPSTest Database

https://docs.google.com/spreadsheets/d/1jXtRCoEnnFNWj6_oFlVWflsf-b0jkfZpyhN-BXsv7uo/edit#gid=0

It was created by Sean Barbeau (thank you!) and allows everyone to check for GNSS capabilities for your future smartphone. You can check which smartphones support Dual-frequency GNSS, SBAS and many more details.

Dual-frequency GNSS is much more accurate than single frequency.

Second account dedicated to french building cadastre import is “JFKimports”.