Search found 6 matches

by martinkeller
Thu Dec 11, 2025 9:43 am America/New_York
Forum: Home
Question: Missing tiles for historical MODIS data
Replies: 3

Re: Missing tiles for historical MODIS data

I just tried to download the data for DOY A2022129. I again requested the tiles 'h24v05', 'h24v06', 'h25v06', 'h26v06', 'h24v07', 'h25v07', 'h26v07', 'h25v08', but only got 'h24v05'.
by martinkeller
Thu Dec 11, 2025 7:14 am America/New_York
Forum: Home
Question: Missing tiles for historical MODIS data
Replies: 3

Missing tiles for historical MODIS data

Hi All, I am trying to download historical MODIS NDVI data for India and I noticed that a lot of historical data doesn't seem to be available. In particular, before June 2022 only a few number of tiles for the MOD13Q1 and MYD13Q1 data products are available. The particular tiles that I'm trying to a...
by martinkeller
Thu Dec 04, 2025 6:40 am America/New_York
Forum: Home
Question: Missing VIIRS VJ113A1 data
Replies: 4

Re: Missing VIIRS VJ113A1 data

Hi Danielle,

Thank you for reply. I noticed today that quite a few MODIS and VIIRS tiles for last month are still missing. Is this related to the CMR outage you mentioned earlier or is this a separate incident?

Best regards,

Martin Keller
by martinkeller
Fri Nov 21, 2025 4:06 am America/New_York
Forum: Home
Question: Missing VIIRS VJ113A1 data
Replies: 4

Missing VIIRS VJ113A1 data

Hi, I've been downloading VIIRS 16-day average NDVI data (VJ113A1) and I noticed that a tile for this year seems to be missing. In particular, for DOY "A2025305" the data for the tile "h21v03" cannot be found. Could you please let me know if this tile is going to be backfilled at...
by martinkeller
Tue Jul 01, 2025 6:34 am America/New_York
Forum: Home
Question: MOD09A1/MYD09A1 Granules Missing from Earthdata but Available in Data Pool
Replies: 3

Re: MOD09A1/MYD09A1 Granules Missing from Earthdata but Available in Data Pool

I had a similar question about VIIRS 16-day NDVI data (VJ113A1) availability at the moment. I suppose that their availability is also impacted by the technical transition you mentioned?
by martinkeller
Tue Jul 30, 2024 5:38 am America/New_York
Forum: Home
Question: VIIRS daily (VNP09GA) 500m quality flags
Replies: 3

VIIRS daily (VNP09GA) 500m quality flags

I am currently reviewing the daily VIIRS reflectance data, VNP09GA, described in the technical documentation (https://lpdaac.usgs.gov/documents/1657/VNP09_User_Guide_V2.pdf) and I made good progress obtaining example images at 1km resolution and filtering these using the provided quality flags at th...