Questions tagged [date]

Time stated in terms of the day, month, and year.

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Sorting Identify feature results by DATE field in ArcMap?

I'm using ArcMap 10.3. When I use the Identify tool, I often have many results and would like to sort those results in the Identify window. If I right-click on the layer name or features in Identify ...
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2answers
37 views

Selecting multiple date ranges using Select By Attribute?

Using ArcGIS Desktop 10.6.1. I'm interested in selecting multiple date ranges using Select By Attribute. I've verified that each date range works. For example Date >= '2015-04-15' AND Date <= '...
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1answer
43 views

Locating date, scale, and coordinate system of shapefile in ArcMap?

I am trying to locate the date, scale, and coordinate system/projection of a shapefile in ArcMap but when I right click on the file in the table of contents and go to properties, I don't see the date ...
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49 views

Datetime on attribute tables

I have written a script to add, among other stuff, a datetime column. I have used the arcpy.AddField_managementcommand, but it didn't have a 'Datetime' type, so I used the 'Date' type : arcpy....
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1answer
35 views

Storing date in m-dimension of PostGIS geometries

Do you know if it is possible to assign a date (whatever the format) as the 4th dimension to a geometry in PostGIS? If so, does it recognize it as a date?
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10 views

Creating polygon for each day from table with change of area over time (by day) using ArcGIS Pro?

I have a .csv with data in rows over time (date field and multiple attributes for each day) of the same single area - the fields are high temperature, low temperature, humidity, precipitation. I want ...
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1answer
69 views

How to have a date earlier than 1753 in QGIS date field?

I'm trying to map out some of my family tree but I've stumbled upon a problem of not being able to put in early dates. I created the shapefile in QGIS and included a date field (dd-mm-yyyy). Whenever ...
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1answer
213 views

Filter Specific dates in Google Earth Engine?

I've called Landsat8 images from 2014 to 2019 using filter date function. But I don't know how can I call Landsat8 images only for June, July, and August from 2014 to 2019? Map.centerObject(geometry);...
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1answer
178 views

Add Date to raster layers in raster stack in R

I have a raster stack and I want to add to it a Date field which will include the year-month-day for every rasterlayer. I have my dates in a one column data.frame. I tried to do this with addLayer ...
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26 views

Selecting values with date-format by using SelectLayerByAttribute_management with input Parameter

I am working on a Tool which selects records depending on the input value. Works fine, till I want to select date-records. I used def buildWhereClause(self, table, field, value): # Add DBMS-...
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1answer
320 views

Changing date format in QGIS?

I have just created a date field attribute. In Proprieties > Fields of the layer I made this: And the attribute tables shows this: What I want to see is the date in this format: 07-01-2019 and ...
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3answers
117 views

Batch rename MODIS data?

I have MOD13Q1 NDVI images. Data are named in this format: MOD13Q1.A2007049.h26v06.006.2015161224938_MODIS_Grid_16DAY_250m_500m_VI.tif (YYYYDDD) Here 2007 is a year and 049 is day in year. I ...
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1answer
38 views

Selecting points in polygon in a range of time (ArcGIS)

I have: - point GPS for people (time in seconds) - buffer GPS for a car (time in seconds) What I want to do is for each buffer GPS coordinate, I want to find the number of GPS people points inside ...
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1answer
32 views

Add default month/day to known year in new date field?

I have a text field featuring a 4 digit year. How would I assign a default month and day to the year in a new date field? ex. 2010 needs to be converted to 1/1/2010 I attempted this in the field ...
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1answer
119 views

Filter a date interval (month) shapefile

I'm trying to filter some data of a shapefile (with "Filter") for QGIS to show points in a date interval of a shapefile. I have a shapefile which has a table of attributes of sightings of animals with ...
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1answer
139 views

Filter Google Earth Engine image collection between today and 10 days ago

I wrote a small script that filters GEE image collection by date that I'm manually change: var start_date = '2018-11-02' var end_date = '2018-11-30' // choose image collection var ls8 = ee....
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1answer
38 views

Stripes between 2 images of Sentinel 2A (Level-1C)

Why do i get these stripes between 2 images of Sentinel 2A? (Figure) I notice that this happened for 2 images of different sensing date (even they're just 3 days away). Has anyone had this ...
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1answer
169 views

QGIS: Symbolize by date field based on current date

In QGIS 3.2.3: I have a layer/Shapefile with a date field (type DATE) that comes from a joined table. I would like to symbolize the points which are older than 10 days (based on the current date) in ...
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1answer
341 views

Arcade expression to see if current date is within two dates?

I am new to building expressions in Arcade and I am having trouble writing an expression that can be used to check start and end times of different areas and evaluate if the current date is within the ...
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1answer
943 views

Converting ee.Date object to client string in Google Earth Engine?

I'm trying to export all the images in an ImageCollection to Google Drive and by default name the output image with the date using format() function. However, when I try to name a export task by a ...
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1answer
58 views

How to determine the right time of Landsat 8?

Sorry, please help me clarify this issue. Assume that I have information from a Landsat 8 image with the time shown as below: Start time: 2018:288:03:13:25.1532590 Stop time: 2018:288:03:13:56....
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1answer
85 views

Stack RasterDataset taking into account the dates between images

Good morning, I would like to stack a raster dataset taking into account the number of days between images. Sometimes the number of dates between observations are 8, 16 or 365 days. Is there any ...
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0answers
116 views

ogr2ogr: filter on date-field

ogr2ogr -spat_srs EPSG:31370 -spat 179600 167350 179800 167500 -f "ESRI Shapefile" test.shp "WFS:http://ccff02.minfin.fgov.be/geoservices/arcgis/services/WMS/Cadastral_Layers/MapServer/WFSServer?" ...
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2answers
87 views

Show “!” label when the date is close

In the attribute table I have a column "the end of the contract" with date. I want QGIS to show me the label "!" when there will be 30 days or less until the end of the contract.
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1answer
124 views

Style features based on difference between current date and date in attribute table

In QGIS >2.18, is it possible to style features based on the age gap between the current date and date recorded in the attribute table. For instance I have purchased a significant amount of OS data ...
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1answer
161 views

Adding date to label in QGIS Atlas composer?

I'm trying to add the current date into a label for use in a composer for colleagues to run on a daily basis. The label is currently; Bins to be delivered: [% "Count" %] All I need to add is the ...
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1answer
332 views

QGIS: How to convert date values with format d-m-yyyy in a string field, into date values with format yyyy-mm-dd in a date field?

I have date values with the format d-m-yyyy in QGIS. They are in string field. I want to convert them into date values with the format yyyy-mm-dd. I want them in a date field. Can this be done ...
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1answer
348 views

Editing date in *.ssf files?

So my trimble TSC1 Pro XRS (bought in 2000) is getting old I guess and it change byitself the date. I collected data this week, but it indicate from 1998. I view this info because I can't apply ...
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1answer
34 views

Changing date format in field name from d2000_5000 to Dddmmyyyy? [closed]

I am trying to change the name of a field by using Python code where the current name is in the format (e.g.) d2000_5000, and 5000 is the decimal year (0,5 y) added to 2000. So i think that this can ...
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1answer
1k views

Unique List of Image Dates from Image Collection in Google Earth Engine

I would like to create a list or array object containing a unique set of dates represented in an image collection for a given region of interest. I have a function that extracts and converts dates for ...
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0answers
161 views

QGIS - Default Date Formats

I manage a fairly large estate of QGIS installs in the UK and am looking to set the default date formats to the uk dd/mm/yyyy format from our MSSQL data warehouse. Its set and works correctly in the ...
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2answers
596 views

Using ArcGIS definition query for dates?

My attribute table contains a Start date in m/dd/yyyy format. I would like to build a query that only shows data from current month forward. Does anyone know how to build a query or expression for ...
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1answer
63 views

Format date in CartoCSS infowindow

I have a date feild in my data and when I add it to an info window, it shows in zulu time (2017-11-06T00:00:00.000). Is there a way to format the cartoCSS and HTML so that only the date, and not the ...
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1answer
180 views

ArcMap - Field Calculator / Calculate Value - extract month of median date between two dates

I have a String field 'INTERVAL' giving the two dates used for a difference image in the form "YYYYMMDD_YYYYMMDD". I would like to populate a second field 'MONTH' giving the month of the median date ...
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1answer
76 views

Converting Long to Date in ArcGIS Pro?

I have a field that is a Long type which represents a date. It is in YYYYMMDD format. (Example 04/10/2018 is 20180410.) How do I convert that Long to a Date type using ArcGIS Pro 2.1?
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1answer
165 views

Setting DATE as default column type for esriFieldTypeDate in ArcGIS Desktop?

If I use esriFieldTypeDate with ArcGIS 10.2 a DATE column is created in Oracle. If I use it in ArcGIS 10.6 a TIMESTAMP(6) is used Is there a way to set DATE as default column type for ...
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1answer
45 views

How to extract data points based on date attributes

I have around 1.5 million data points of fire incidents during a period of 10 years. I want to extract each month into a new layer so then I will basically have 120 layers in total. Is there a way ...
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0answers
177 views

Current date in query builder Qgis

I'm trying to put a query on a vectorlayer with the current date. The following code works, but I want the current date to be dynamic: cast ("Starttijdstip" as character) < '2018/03/01' AND '...
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0answers
138 views

Converting double to date field using QGIS?

In ArcMap I have a table with a column with the date type yyyy-mm-dd, but after opening SQlite in QGIS, this column is written as a double type. How do I convert data in the form of a number to a ...
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0answers
94 views

Using JavaScript variable as date parameter in SQL view [closed]

I'm creating a map based on an SQL view in GeoServer, and I want the layer to change depending on the date parameter in the SQL view (%date%). It works when I set my variable to 'current_date', but if ...
2
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1answer
263 views

Selection of rainfalls seasons for Sentintel-2 data in Google Earth Engine

I want to filter the Sentinel ImageCollection for the rainseasons of my ROI (March to may AND October to December) for all data available (2015-2018). With .filterDate(startdate, enddate) I can only ...
3
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1answer
160 views

FME shapefile writer NULL values in date format fields

I have a data source with string fields containing dates formatted like 20180202120000 (YYYYMMDDhhmmss) and I would like to write these in date fields in a shapefile using FME (2016.1). UPDATE: ...
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1answer
218 views

Displaying vector layer added using Add Vector Layer in QGIS?

Scenario I have a .csv file containing (amongst others) some date fields, and a matching .csvt file defining the correct field data types. The only way I have been able to add my .csv data and have ...
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1answer
2k views

Filter image collection with a date list in Google Earth Engine?

I know how to filter with a date range in Google Earth Engine, but I would like to filter a list of concrete dates which aren't consecutive, single days, for example, ['2005-08-05','2009-09-01','2017-...
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1answer
574 views

Display full date-time, even when the time is 00:00:00

I have date fields in Oracle tables. When I view the data in the attribute window, the dates are displayed like this: 1/1/2017 1/2/2017 3:50:28 PM As demonstrated in #1, ArcMap doesn't show the ...
2
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1answer
252 views

Dynamic date range for layout element in ArcMap 10.5

In ArcMap I would like to setup an MXD to have a dynamic element that displays a date range. It is easy enough to add dynamic text that displays the current date using the following: <dyn type="...
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2answers
583 views

Filter a shapefile by date in the Query Builder of QGIS

I have a shapefile that I'm trying to filter by date (i.e. START_DATE). This same query START_DATE = '2007-07-25' works in the Attribute Table > Select features using Expression, but not in the ...
6
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2answers
369 views

Creating yyyy-mm-dd column in attribute table from Julian day in QGIS?

I am using the time manager for a set of data and I need to create a column in my attribute table of the date in the format yyyy-mm-dd. I already have a column in my attribute table that contains ...
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0answers
66 views

Format ArcMap Date format

I am really new to Python and I am trying to create a tool using arcpy where I am using the calender as the data type for one of the parameters in the tool. The date format ArcMap is giving me is ...
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0answers
143 views

Trouble-shooting Time Manager date format problem [duplicate]

I've been trying to format a field in a vector file in QGIS to be run in Time manager and, for some reason I can't figure out, it still is not running. I read the other threads here associated with ...