Help
Processing Error
No valid subscriptions found for the value specified for field ESN#. Please specify a different value.
Processing Error
Have Comments or Suggestions?
Share any ideas or suggestions about this page.
Verification Succeeded
C-Nav Firmware Version Update!
Receivers must be running C-Nav5000 v3.1.6 or C-Nav3050 v4.0.5 Or newer to access the C-Nav Corrections Service due to changes in the correction format made January 2021.
For further assistance contact
cnavsupport@oceaneering.com
Start Date
The Start Date must be the current UTC date.
Success
Thank you for sending your input on this site!
Verification Failed
The verification process failed for the provided code. Please check the entered code for any errors and try again.
For further assistance contact
cnavauthcode@oceaneering.com
Deactivation Request Submission Failed
The Deactivation Request submission failed. Please check the Receiver Serial # and try again.
For further assistance contact
cnavauthcode@oceaneering.com
Warning
Request Submitted
Your request for
C-Nav
Signal Service has been submitted and will be addressed ASAP.
Thank you for your business!
Ok
Your request for
C-Nav
Signal Service has been submitted.
C-Nav
GNSS System Correction Subscription Activation / Deactivation Form Please fill out the form and click on submit when done. Please note that the fields with the
*
are required for submission of the request.
Receiver Type
*
select
Select Receiver Type
C-NavX3 GNSS Sensor
C-NavX1 GNSS Sensor
C-Nav5000 GNSS Sensor
C-Nav3050 GNSS Sensor
Atlas-R330
Atlas-R632
Atlas-VS1000
Atlas-VS330
Atlas-V500
Request Type
*
License
Cancel Verification
Self Cancel Instructions
Request New Activation
Company
*
Contact Name
*
PO/Billing Reference#
*
Your Email Address
*
Email Address(es) CC -
(one per line)
please enter email address format as 'email@domain.com' only.
Your Email Address
*
Phone
Fax
Email
Unit Details
Cancel Codes are no longer required for receivers other than the
C-Nav2000
.
Instructions to self-cancel newer receivers can be found
here
Receiver Serial
#
*
Firmware Version
*
select
Secondary
LBM #
*
License Details
Start Date(UTC)#
*
Open the calendar popup.
<<
<
April 2025
>
>>
S
M
T
W
T
F
S
14
30
31
1
2
3
4
5
15
6
7
8
9
10
11
12
16
13
14
15
16
17
18
19
17
20
21
22
23
24
25
26
18
27
28
29
30
1
2
3
19
4
5
6
7
8
9
10
End Date(UTC)#
*
Open the calendar popup.
<<
<
April 2025
>
>>
S
M
T
W
T
F
S
14
30
31
1
2
3
4
5
15
6
7
8
9
10
11
12
16
13
14
15
16
17
18
19
17
20
21
22
23
24
25
26
18
27
28
29
30
1
2
3
19
4
5
6
7
8
9
10
Duration(Days)
*
Region
*
select
All
Land Only
Region of Use
*
select
Africa
Asia
Australia
Central America
Europe
Middle East
North America
South America
Vessel Name
*
Project
Vessel MMSI/IMO Number
Comments
Notify Me
Notify Days Prior
I have read and accept the
Terms & Conditions.
(see EOL Announcement.pdf)
Contact
cnav-sales@oceaneering.com
to discuss your options for the latest
C-Nav LEO
corrections compatible receivers
Select this to be notified in advance of an expiring signal activation for this unit. Enter the number of days in advance to receive an email notification.