| id | field name | definition |
|---|
| 0 | first_zero_doppler_time |
| binary time | size: 12 |
|---|
Zero Doppler Time in azimuth of first line of the granule. Gives azimuth location of grid line for first line of the granule
unit: "s since 2000-01-01"
value: float(./days) * 86400 + float(./seconds) + float(./microseconds) / 1000000
| binary record | size: 12 |
|---|
ENVISAT binary datetime
| id | field name | definition |
|---|
| 0 | days |
| binary int32 | size: 4 |
|---|
days since January 1st, 2000 (may be negative)
unit: "days since 2000-01-01"
|
|
| 1 | seconds |
| binary uint32 | size: 4 |
|---|
seconds since start of day
unit: "s"
|
|
| 2 | microseconds |
| binary uint32 | size: 4 |
|---|
microseconds since start of second
unit: "1e-6 s"
|
|
|
|
|
| 1 | attach_flag |
| binary int8 | size: 1 |
|---|
|
Attachment Flag (set to 1 if all MDSRs corresponding to this ADSR are blank, set to zero otherwise).
|
|
| 2 | line_num |
| binary uint32 | size: 4 |
|---|
|
Range line number corresponding to the first line of the granule
|
|
| 3 | num_lines |
| binary uint32 | size: 4 |
|---|
|
Number of output lines in this granule
|
|
| 4 | sub_sat_track |
| binary float | size: 4 |
|---|
Subsatellite track heading (relative to North) for first line of granule. This is the heading on the ground (includes Earth rotation).
unit: "degrees"
|
|
| 5 | first_line_tie_points |
| binary record | size: 220 |
|---|
| id | field name | definition |
|---|
| 0 | samp_numbers |
| binary array[11] | size: 44 |
|---|
Range sample number. Gives the range location of the grid points. First range sample is 1, last is M. Zero filled samples are included.
|
|
| 1 | slant_range_times |
| binary array[11] | size: 44 |
|---|
2 way slant range time to range sample
| binary float | size: 4 |
|---|
|
unit: "ns"
|
|
|
| 2 | angles |
| binary array[11] | size: 44 |
|---|
Incidence Angle at range sample
| binary float | size: 4 |
|---|
|
unit: "degrees"
|
|
|
| 3 | lats |
| binary array[11] | size: 44 |
|---|
geodetic latitude of range sample (positive north)
| binary int32 | size: 4 |
|---|
|
unit: "1e-6 degrees_north"
|
|
|
| 4 | longs |
| binary array[11] | size: 44 |
|---|
geodetic longitude of range sample (positive east)
| binary int32 | size: 4 |
|---|
|
unit: "1e-6 degrees_east"
|
|
|
|
|
| 6 | spare_1 |
| binary bytes | size: 22 |
|---|
|
Spare
|
hidden: true
|
| 7 | last_zero_doppler_time |
| binary time | size: 12 |
|---|
Zero doppler time for the last line of the granule
unit: "s since 2000-01-01"
value: float(./days) * 86400 + float(./seconds) + float(./microseconds) / 1000000
| binary record | size: 12 |
|---|
ENVISAT binary datetime
| id | field name | definition |
|---|
| 0 | days |
| binary int32 | size: 4 |
|---|
days since January 1st, 2000 (may be negative)
unit: "days since 2000-01-01"
|
|
| 1 | seconds |
| binary uint32 | size: 4 |
|---|
seconds since start of day
unit: "s"
|
|
| 2 | microseconds |
| binary uint32 | size: 4 |
|---|
microseconds since start of second
unit: "1e-6 s"
|
|
|
|
|
| 8 | last_line_tie_points |
| binary record | size: 220 |
|---|
| id | field name | definition |
|---|
| 0 | samp_numbers |
| binary array[11] | size: 44 |
|---|
Range sample number. Gives the range location of the grid points. First range sample is 1, last is M. Zero filled samples are included.
|
|
| 1 | slant_range_times |
| binary array[11] | size: 44 |
|---|
2 way slant range time to range sample
| binary float | size: 4 |
|---|
|
unit: "ns"
|
|
|
| 2 | angles |
| binary array[11] | size: 44 |
|---|
Incidence Angle at range sample
| binary float | size: 4 |
|---|
|
unit: "degrees"
|
|
|
| 3 | lats |
| binary array[11] | size: 44 |
|---|
geodetic latitude of range sample (positive north)
| binary int32 | size: 4 |
|---|
|
unit: "1e-6 degrees_north"
|
|
|
| 4 | longs |
| binary array[11] | size: 44 |
|---|
geodetic longitude of range sample (positive east)
| binary int32 | size: 4 |
|---|
|
unit: "1e-6 degrees_east"
|
|
|
|
|
| 9 | swath_number |
| ascii string | size: 3 |
|---|
|
Swath number IS1, IS2, IS3, IS4, IS5, IS6, or IS7 for IM, WV and AP modes. SS1, SS2, SS3, SS4, or SS5 for WSS products. WS for WS and GM modes where only one ADSR for the whole scene is provided.
|
|
| 10 | spare_2 |
| binary bytes | size: 19 |
|---|
|
Spare
|
hidden: true
|