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Name Template: PUB/MISSION/level1b/tipLv1/YYYY.DDD/tipLv1_YYYY.DDD.LLL.NN_SSSS.VVVV_nc

DDDDay of year
IIIIMission ID (CHAM, SACC, C001-06, GPSM, etc)
LLLLEO number (1-6 for COSMIC)
MISSIONMission ID (eight characters or less--champ, champrt, sacc, sacctst, etc)
NNDump number since midnight
PUBBase directory for the pub hierarchy
SSSSSubtype (an ID which tells the command options used in generating this file)
VVVVVersion (an ID which tells the version of all codes using in generating thie file)
YYYYYear

Geo-located measurements from the Tiny Iononospheric Photometer. Each file contains data from one dump.

Global Data


processing_center

  • Description:Name of processing center
  • Data Type: char

creation_time

  • Description:Time of file creation
  • Data Type: char

mission

  • Description:Name of the mission
  • Data Type: char

leo_id

  • Description:ID of the LEO satellite
  • Data Type: int

start_time

  • Description:Starttime of data arc in GPS seconds
  • Data Type: double
  • Units: s

stop_time

  • Description:Stoptime of data arc in GPS seconds
  • Data Type: double
  • Units: s

year

  • Description:Year (four digit) of start_time
  • Data Type: int

month

  • Description:Month of the year of start_time
  • Data Type: int

day

  • Description:Day of the month of start_time
  • Data Type: int

hour

  • Description:Hour of day of start_time
  • Data Type: int

minute

  • Description:Minute of hour of start_time
  • Data Type: int

second

  • Description:Second of minute of start_time
  • Data Type: float

parmsfile

  • Description:Name of input parameter file used in processing
  • Data Type: char

calfile

  • Description:Name of TIP calibration file used in processing
  • Data Type: char

numgood

  • Description:Number of good observations in dump
  • Data Type: int

numbad

  • Description:Number of bad observations in dump
  • Data Type: int

countmin

  • Description:Minimum photon count
  • Data Type: int

countmax

  • Description:Maximum photon count
  • Data Type: int

radmin

  • Description:Minimum radiance
  • Data Type: double
  • Units: Rayleighs

radmax

  • Description:Maximum radiance
  • Data Type: double
  • Units: Rayleighs

devmin

  • Description:Minimum TIP deviation angle
  • Data Type: double
  • Units: deg

devmax

  • Description:Maximum TIP deviation angle
  • Data Type: double
  • Units: deg

radmaxcos

  • Description:Maximum of radiance*cos(TIP_dev)
  • Data Type: double
  • Units: Rayleighs

alt_devmax

  • Description:Altitude of LEO satellite position at maximum TIP deviation
  • Data Type: double
  • Units: km

lat_devmax

  • Description:Latitude of LEO satellite position at maximum TIP deviation
  • Data Type: double
  • Units: deg

lon_devmax

  • Description:Longitude of LEO satellite position at maximum TIP deviation
  • Data Type: double
  • Units: deg

lct_devmax

  • Description:Local time of LEO satellite position at maximum TIP deviation
  • Data Type: double
  • Units: hrs

dev_radmin

  • Description:TIP deviation angle at minimum radiance
  • Data Type: double
  • Units: deg

alt_radmin

  • Description:Altitude of LEO satellite position at minimum radiance
  • Data Type: double
  • Units: km

lat_radmin

  • Description:Latitude of LEO satellite position at minimum radiance
  • Data Type: double
  • Units: deg

lon_radmin

  • Description:Longitude of LEO satellite position at minimum radiance
  • Data Type: double
  • Units: deg

lct_radmin

  • Description:Local time of LEO satellite position at minimum radiance
  • Data Type: double
  • Units: hrs

dev_radmax

  • Description:TIP deviation angle at maximum radiance
  • Data Type: double
  • Units: deg

alt_radmax

  • Description:Altitude of LEO satellite position at maximum radiance
  • Data Type: double
  • Units: km

lat_radmax

  • Description:Latitude of LEO satellite position at maximum radiance
  • Data Type: double
  • Units: deg

lon_radmax

  • Description:Longitude of LEO satellite position at maximum radiance
  • Data Type: double
  • Units: deg

lct_radmax

  • Description:Local time of LEO satellite position at maximum radiance
  • Data Type: double
  • Units: hrs

dev_radmaxc

  • Description:TIP deviation angle at maximum radiance*cos(TIP_dev)
  • Data Type: double
  • Units: deg

alt_radmaxc

  • Description:Altitude of LEO satellite position at maximum radiance*cos(TIP_dev)
  • Data Type: double
  • Units: km

lat_radmaxc

  • Description:Latitude of LEO satellite position at maximum radiance*cos(TIP_dev)
  • Data Type: double
  • Units: deg

lon_radmaxc

  • Description:Longitude of LEO satellite position at maximum radiance*cos(TIP_dev)
  • Data Type: double
  • Units: deg

lct_radmaxc

  • Description:Local time of LEO satellite position at maximum radiance*cos(TIP_dev)
  • Data Type: double
  • Units: hrs

Profile Data


time

  • Description:Time of TIP measurement (GPS seconds)
  • Data Type: double
  • Units: s
  • Valid Range: 0, 99999

count

  • Description:TIP photon count
  • Data Type: long
  • Units: unit_less
  • Valid Range: 0, 9999999
  • Missing Value: -999

radiance

  • Description:TIP radiance measurement
  • Data Type: double
  • Units: Rayleighs
  • Valid Range: 0, 9999999
  • Missing Value: -999

mot_pos

  • Description:TIP motor position
  • Data Type: long
  • Units: unit_less
  • Valid Range: 0, 39
  • Missing Value: -999

Q_flag

  • Description:TIP measurement quality flag
  • Data Type: long
  • Units: unit_less
  • Valid Range: 0, 7
  • Missing Value: -999

TIP_dev

  • Description:Deviation of TIP pointing from line toward Earth center
  • Data Type: double
  • Units: degrees
  • Valid Range: 0, 180
  • Missing Value: -999

TIP_lat

  • Description:TIP ground target latitude
  • Data Type: double
  • Units: degrees_north
  • Valid Range: -90, 90
  • Missing Value: -999

TIP_lon

  • Description:TIP ground target longitude
  • Data Type: double
  • Units: degrees_east
  • Valid Range: -180, 180
  • Missing Value: -999

LEO_alt

  • Description:LEO altitude above ellipsoid
  • Data Type: double
  • Units: km
  • Valid Range: 100, 9999
  • Missing Value: -999

LEO_lat

  • Description:Latitude of sub-satellite track
  • Data Type: double
  • Units: degrees_north
  • Valid Range: -90, 90
  • Missing Value: -999

LEO_lon

  • Description:Longitude of sub-satellite track
  • Data Type: double
  • Units: degrees_east
  • Valid Range: -180, 180
  • Missing Value: -999

LEO_lct

  • Description:Local time of sub-satellite track
  • Data Type: double
  • Units: hours
  • Valid Range: 0, 24
  • Missing Value: -999