Search found 168 matches

by ASDC - cheyenne.e.land
Tue Jan 13, 2026 9:24 am America/New_York
Forum: Home
Question: Calipso search and subset website
Replies: 2

Re: Calipso search and subset website

Hello ajmal13 Your orders successfully processed and the confirmation email and order were emailed to you. There might be some issues that are triggering the spam filters. We will investigate this but if you have not already please check your spam folder for these emails. Here are the links to the d...
by ASDC - cheyenne.e.land
Tue Jan 06, 2026 10:18 am America/New_York
Forum: Home
Question: CERES Satellite Technical Inquiry
Replies: 2

Re: CERES Satellite Technical Inquiry

Hello, Q1 – Sample size for radiometric accuracy spec - When I look at the specifications page, for radiometric accuracy, it says 1% (SW) k=1; 0.5% (LW) k=1; 0.5% (TOT) k=1. I’m assuming that is for a single measurement and k=1 is one standard deviation. Am I understanding that correctly? That is co...
by ASDC - cheyenne.e.land
Wed Jun 25, 2025 11:41 am America/New_York
Forum: Home
Question: Clarification on CAD Score Screening and Use of Extinction Coefficient Uncertainty in CALIPSO V4.51 Aerosol Product
Replies: 2

Re: Clarification on CAD Score Screening and Use of Extinction Coefficient Uncertainty in CALIPSO V4.51 Aerosol Product

Hello, 1. CAD Values for aerosol extinction coefficient screening: This user particularly just wanted assistance in plotting the extinction coefficient profiles vs altitude with a CAD score greater that -20, so we provided them code to filter out anything less than or equal to -20. 2. Valid range of...
by ASDC - cheyenne.e.land
Wed Jun 18, 2025 7:30 am America/New_York
Forum: Home
Question: Clarification on the Availability of Total Particulate Optical Depth Parameters in CALIPSO V4.51 Data Products
Replies: 2

Re: Clarification on the Availability of Total Particulate Optical Depth Parameters in CALIPSO V4.51 Data Products

Hello, Yes, that is correct this parameter is included in the V4.51 CALIOP Layer Level 2 data products not the V4.51 CALIOP Profile Level 2 data products. Here is the list of the Layer Level 2 data products (the latest version) and the link to the Product Description: CAL_LID_L2_01kmCLay-Standard-V4...
by ASDC - cheyenne.e.land
Mon Jun 02, 2025 12:52 pm America/New_York
Forum: Home
Question: CALIPSO data lost over South America
Replies: 1

Re: CALIPSO data lost over South America

Hello @boxinyu,

The value -9999 indicates a fill value which is quite common in data processing and analysis. Fill values represent invalid or missing data which is critical in order to avoid errors in calculations.


Thanks,
ASDC
by ASDC - cheyenne.e.land
Thu May 01, 2025 9:13 am America/New_York
Forum: Home
Question: Data
Replies: 1

Re: Data

Hello x_mizuo , The ASDC has a tool that subsets CALIPSO data: https://subset.larc.nasa.gov/calipso/ This subsetter has three subsetting options that can be used individually or in combination with one another. Parameter Groupings For each project, data parameters have been grouped together based on...
by ASDC - cheyenne.e.land
Wed Mar 12, 2025 12:20 pm America/New_York
Forum: Home
Question: Data Licenses
Replies: 1

Re: Data Licenses

Hello, Unless the content is marked with a use restriction or license, data provided from a NASA led mission are licensed as Creative Commons Zero (CC0). There are no restrictions on the use of these data.For more information visit the link below: https://www.earthdata.nasa.gov/engage/open-data-serv...
by ASDC - cheyenne.e.land
Wed Mar 05, 2025 12:45 pm America/New_York
Forum: Home
Question: Request for a Client ID to set up an authorized session for code generated data download
Replies: 6

Re: Request for a Client ID to set up an authorized session for code generated data download

Hello,

Where are you trying to download ozone profile data from? Also can you provide the link to the API instructions?

Thank you,
ASDC
by ASDC - cheyenne.e.land
Tue Jan 21, 2025 10:55 am America/New_York
Forum: Home
Question: Cloud parameter data source problem in CERES project
Replies: 1

Re: Cloud parameter data source problem in CERES project

Hello,

Please see the CERES Algorithm Theoretical Basis Document in regards to the Overview of Cloud Retrieval and Radiative Flux Inversion.

Thanks,
ASDC
by ASDC - cheyenne.e.land
Tue Jan 21, 2025 8:53 am America/New_York
Forum: Home
Question: Questions about cloud product information in CERES
Replies: 1

Re: Questions about cloud product information in CERES

Hello,

Below is a list of Data Quality Summaries for SSF-Cloud_Properties Regards,
ASDC