DSCOVR Faraday Cup (FC) Level 2 three second resolution data

2019-05-05 12:34:56Z

Solar wind observations collected from Faraday Cup on DSCOVR satellite - 12-second average of cycle peaks

spase://NOAA/NumericalData/DSCOVR/FC/f3s

NetCDF

PT3S

PT3S

alpha_particle_temperature_sample_count_below_threshold_flag

low_alpha_temperature_sample_count_flag

Alpha particle temperature average sample count below threshold

PT0H0M12S

0

1

alpha_speed

alpha_speed

solar wind alpha speed

PT0H0M12S

km/s

1.0E3>m/s

169.0

1516.0

-99999.0

alpha_peak_height_flag

alpha_peak_height_flag

Alpha particle peak height exceeds expected threshold

PT0H0M12S

0

1

proton_temperature_sample_count_below_threshold_flag

low_proton_temperature_sample_count_flag

Proton temperature average sample count below threshold

PT0H0M12S

0

1

alpha_position_high_flag

alpha_position_high_flag

Alpha particle peak identified above the expected position

PT0H0M12S

0

1

proton_temperature_out_of_range_flag

bad_proton_temperature_flag

Proton temperature value out of expected range

PT0H0M12S

0

1

proton_velocity_x_gse_out_of_range_flag

bad_proton_vx_gse_flag

Proton velocity X component in GSE coordinates value out of expected range

PT0H0M12S

0

1

proton_out_of_range_low_flag

proton_out_of_range_low_flag

Out of range: low - the proton peak current occurred in the first window of the measurement cycle.

PT0H0M12S

0

1

proton_out_of_range_unknown_flag

proton_out_of_range_unknown_flag

Out of range: unknown - no measurements in this cycle exceeded the noise threshold.

PT0H0M12S

0

1

alpha_density

alpha_density

solar wind alpha density

PT0H0M12S

cm^-3

1.0E-6>m^-3

0.2178

221.19

-99999.0

normal_full_sweep_mode_flag

normal_mode_flag

Normal operation mode (full sweep)

PT0H0M12S

0

1

proton_peak_unresolved_flag

proton_peak_unresolved_flag

Unresolved proton peak, peak band consists of fewer than 3 voltage windows

PT0H0M12S

0

1

proton_alpha_confusion_flag

proton_alpha_confusion_flag

Likely alpha particle confusion due to non-negligible alpha particle flux which may have contributed to currents measured in the proton peak range. Threshold defined as the two peaks being within two thermal widths of each other.

PT0H0M12S

0

1

proton_out_of_range_high_flag

proton_out_of_range_high_flag

Out of range: high - the proton peak current occurred in the last window of the measurement cycle.

PT0H0M12S

0

1

backfilled_data_flag

backfill_flag

One or more measurements were backfilled from the spacecraft recorder and therefore were not available to forecasters in real-time

PT0H0M12S

0

1

packet_time_in_future_flag

future_packet_time_flag

One or more measurements were extracted from a packet whose timestamp was in the future at the point of processing

PT0H0M12S

0

1

packet_time_older_than_threshold_flag

old_packet_time_flag

One or more measurements were extracted from a packet whose timestamp was older than the threshold at the point of processing

PT0H0M12S

0

1

fill_flag

fill_flag

Fill

PT0H0M12S

0

1

alpha_velocity_z_gse_out_of_range_flag

bad_alpha_vz_gse_flag

Alpha particle velocity Z component in GSE coordinates value out of expected range

PT0H0M12S

0

1

alpha_velocity_x_gsm_out_of_range_flag

bad_alpha_vx_gsm_flag

Alpha particle velocity X component in GSM coordinates value out of expected range

PT0H0M12S

0

1

alpha_velocity_y_gsm_out_of_range_flag

bad_alpha_vy_gsm_flag

Alpha particle velocity Y component in GSM coordinates value out of expected range

PT0H0M12S

0

1

calibration_mode_flag

calibration_mode_flag

Instrument in calibration mode

PT0H0M12S

0

1

proton_density_Huber_average_convergence_failure_flag

proton_density_convergence_failure_flag

Proton density Huber average failed to converge, using median

PT0H0M12S

0

1

alpha_velocity_z_gsm_out_of_range_flag

bad_alpha_vz_gsm_flag

Alpha particle velocity Z component in GSM coordinates value out of expected range

PT0H0M12S

0

1

proton_temperature_Huber_average_convergence_failure_flag

proton_temperature_convergence_failure_flag

Proton temperature Huber average failed to converge, using median

PT0H0M12S

0

1

proton_velocity_y_Huber_average_convergence_failure_flag

proton_velocity_y_convergence_failure_flag

Proton velocity Y component Huber average failed to converge, using median

PT0H0M12S

0

1

proton_velocity_z_Huber_average_convergence_failure_flag

proton_velocity_z_convergence_failure_flag

Proton velocity Z component Huber average failed to converge, using median

PT0H0M12S

0

1

proton_speed_out_of_range_flag

bad_proton_speed_flag

Proton speed value out of expected range

PT0H0M12S

0

1

overall_quality

overall_quality

Overall sample quality (0 = normal, 1 = suspect, 2 = error)

PT0H0M12S

n/a

proton_density_out_of_range_flag

bad_proton_density_flag

Proton density value out of expected range

PT0H0M12S

0

1

alpha_particle_density_sample_count_below_threshold_flag

low_alpha_density_sample_count_flag

Alpha particle density average sample count below threshold

PT0H0M12S

0

1

loss_of_alpha_particle_peak_flag

alpha_peak_loss_flag

Loss of alpha particle peak

PT0H0M12S

0

1

alpha_velocity_z_Huber_average_convergence_failure_flag

alpha_velocity_z_convergence_failure_flag

Alpha particle velocity Z component Huber average failed to converge, using median

PT0H0M12S

0

1

loss_of_proton_peak_flag

proton_peak_loss_flag

Loss of proton peak

PT0H0M12S

0

1

reduced_alpha_particle_data_quality_flag

reduced_alpha_quality_flag

Reduced alpha particle data quality; peak identified but resulting science data subject to high uncertainties

PT0H0M12S

0

1

proton velocity X component GSM

proton_vx_gsm

solar wind proton velocity X component in Geocentric Solar Magnetospheric coordinates

PT0H0M12S

km/s

1.0E3>m/s

169.0

1516.0

-99999.0

proton velocity Z component GSE

proton_vz_gse

solar wind proton velocity Z component in Geocentric Solar Ecliptic coordinates

PT0H0M12S

km/s

1.0E3>m/s

169.0

1516.0

-99999.0

proton velocity Z component GSM

proton_vz_gsm

solar wind proton velocity Z component in Geocentric Solar Magnetospheric coordinates

PT0H0M12S

km/s

1.0E3>m/s

169.0

1516.0

-99999.0

proton velocity Y component GSM

proton_vy_gsm

solar wind proton velocity Y component in Geocentric Solar Magnetospheric coordinates

PT0H0M12S

km/s

1.0E3>m/s

169.0

1516.0

-99999.0

sample_count

sample_count

number of cycles averaged

PT0H0M12S

samples

0

75

time

time

date and time for each observation

PT0H0M12S

milliseconds since 1970-01-01T00:00:00Z

1.0E-3>s

proton velocity Y component GSE

proton_vy_gse

solar wind proton velocity Y component in Geocentric Solar Ecliptic coordinates

PT0H0M12S

km/s

1.0E3>m/s

169.0

1516.0

-99999.0

proton velocity X component GSE

proton_vx_gse

solar wind proton velocity X component in Geocentric Solar Ecliptic coordinates

PT0H0M12S

km/s

1.0E3>m/s

169.0

1516.0

-99999.0

proton_density

proton_density

solar wind proton density

PT0H0M12S

cm^-3

1.0E-6>m^-3

0.2178

221.19

-99999.0

proton_speed

proton_speed

solar wind proton speed

PT0H0M12S

km/s

1.0E3>m/s

169.0

1516.0

-99999.0

alpha_temperature_Huber_average_convergence_failure_flag

alpha_temperature_convergence_failure_flag

Alpha particle temperature Huber average failed to converge, using median

PT0H0M12S

0

1

alpha velocity X component GSE

alpha_vx_gse

solar wind alpha velocity X component in Geocentric Solar Ecliptic coordinates

PT0H0M12S

km/s

1.0E3>m/s

169.0

1516.0

-99999.0

proton_temperature

proton_temperature

solar wind proton temperature

PT0H0M12S

degrees K

35529.0

79497000.0

-99999.0

alpha velocity Z component GSE

alpha_vz_gse

solar wind alpha velocity Z component in Geocentric Solar Ecliptic coordinates

PT0H0M12S

km/s

1.0E3>m/s

169.0

1516.0

-99999.0

alpha velocity Y component GSE

alpha_vy_gse

solar wind alpha velocity Y component in Geocentric Solar Ecliptic coordinates

PT0H0M12S

km/s

1.0E3>m/s

169.0

1516.0

-99999.0

alpha velocity Y component GSM

alpha_vy_gsm

solar wind alpha velocity Y component in Geocentric Solar Magnetospheric coordinates

PT0H0M12S

km/s

1.0E3>m/s

169.0

1516.0

-99999.0

alpha velocity X component GSM

alpha_vx_gsm

solar wind alpha velocity X component in Geocentric Solar Magnetospheric coordinates

PT0H0M12S

km/s

1.0E3>m/s

169.0

1516.0

-99999.0

possible_second_proton_peak_flag

possible_second_proton_peak_flag

Possible second proton peak between the proton and alpha particle peaks

PT0H0M12S

0

1

alpha velocity Z component GSM

alpha_vz_gsm

solar wind alpha velocity Z component in Geocentric Solar Magnetospheric coordinates

PT0H0M12S

km/s

1.0E3>m/s

169.0

1516.0

-99999.0

alpha_temperature

alpha_temperature

solar wind alpha temperature

PT0H0M12S

degrees K

35529.0

79497000.0

-99999.0

alpha_position_low_flag

alpha_position_low_flag

Alpha particle peak identified below the expected position

PT0H0M12S

0

1

alpha_peak_unbounded_flag

alpha_peak_unbounded_flag

Alpha particle peak identified but not bounded by <10% current values

PT0H0M12S

0

1

alpha_out_of_range_unknown_flag

alpha_out_of_range_unknown_flag

Out of range: unknown - no measurements in this cycle to the right of the proton peak exceeded the noise threshold.

PT0H0M12S

0

1

alpha_out_of_range_high_flag

alpha_out_of_range_high_flag

Out of range: high - the alpha particle peak current occurred in the last window of the measurement cycle.

PT0H0M12S

0

1

alpha_proton_confusion_flag

alpha_proton_confusion_flag

Likely proton confusion due to non-negligible proton flux which may have contributed to currents measured in the alpha particle peak range. Threshold defined as the two peaks being within two thermal widths of each other.

PT0H0M12S

0

1

alpha_peak_unresolved_flag

alpha_peak_unresolved_flag

Unresolved alpha particle peak, peak band consists of fewer than 3 voltage windows

PT0H0M12S

0

1

proton_peak_unbounded_flag

proton_peak_unbounded_flag

Proton peak identified but not bounded by <10% current values

PT0H0M12S

0

1

alpha_speed_out_of_range_flag

bad_alpha_speed_flag

Alpha particle speed value out of expected range

PT0H0M12S

0

1

proton_velocity_z_gsm_out_of_range_flag

bad_vz_gsm_flag

Proton velocity Z component in GSM coordinates value out of expected range

PT0H0M12S

0

1

alpha_temperature_out_of_range_flag

bad_alpha_temperature_flag

Alpha particle temperature value out of expected range

PT0H0M12S

0

1

alpha_density_out_of_range_flag

bad_alpha_density_flag

Alpha particle density value out of expected range

PT0H0M12S

0

1

proton_velocity_z_gse_out_of_range_flag

bad_proton_vz_gse_flag

Proton velocity Z component in GSE coordinates value out of expected range

PT0H0M12S

0

1

proton_velocity_y_gse_out_of_range_flag

bad_proton_vy_gse_flag

Proton velocity Y component in GSE coordinates value out of expected range

PT0H0M12S

0

1

proton_velocity_y_gsm_out_of_range_flag

bad_proton_proton_vy_gsm_flag

Proton velocity Y component in GSM coordinates value out of expected range

PT0H0M12S

0

1

proton_velocity_x_gsm_out_of_range_flag

bad_proton_vx_gsm_flag

Proton velocity X component in GSM coordinates value out of expected range

PT0H0M12S

0

1

alpha_particle_velocity_sample_count_below_threshold_flag

low_alpha_velocity_sample_count_flag

Alpha particle velocity average sample count below threshold

PT0H0M12S

0

1

alpha_velocity_y_Huber_average_convergence_failure_flag

alpha_velocity_y_convergence_failure_flag

Alpha particle velocity Y component Huber average failed to converge, using median

PT0H0M12S

0

1

alpha_velocity_y_gse_out_of_range_flag

bad_alpha_vy_gse_flag

Alpha particle velocity Y component in GSE coordinates value out of expected range

PT0H0M12S

0

1

alpha_velocity_x_gse_out_of_range_flag

bad_alpha_vx_gse_flag

Alpha particle velocity X component in GSE coordinates value out of expected range

PT0H0M12S

0

1

reduced_proton_data_quality_flag

reduced_proton_quality_flag

Reduced proton data quality; peak identified but resulting science data subject to high uncertainties

PT0H0M12S

0

1

alpha_velocity_x_Huber_average_convergence_failure_flag

alpha_velocity_x_convergence_failure_flag

Alpha particle velocity X component Huber average failed to converge, using median

PT0H0M12S

0

1

proton_density_sample_count_below_threshold_flag

low_proton_density_sample_count_flag

Proton density average sample count below threshold

PT0H0M12S

0

1

alpha_density_Huber_average_convergence_failure_flag

alpha_density_convergence_failure_flag

Alpha particle density Huber average failed to converge, using median

PT0H0M12S

0

1

proton_velocity_sample_count_below_threshold_flag

low_proton_velocity_sample_count_flag

Proton velocity average sample count below threshold

PT0H0M12S

0

1

AOCS_non_science_mode_maneuver_or_safehold_flag

maneuver_flag

AOCS non-science mode (spacecraft maneuver/safehold)

PT0H0M12S

0

1

proton_velocity_x_Huber_average_convergence_failure_flag

proton_velocity_x_convergence_failure_flag

Proton velocity X component Huber average failed to converge, using median

PT0H0M12S

0

1