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Measurement

This folder contains a set of tutorial notebooks exploring the Object measurement routines in the LSST science pipelines. See the index table below for links to the notebook code, and an auto-rendered view of the notebook with outputs.

NotebookShort descriptionLinksOwner
Asteroid Light CurveFind an asteroid from 2015 HiTS data, create postage stamps and generate a light curve. This notebook was used in the Summer 2020 Stack Club Course Session 06.

ipynb, rendered

Bryce Kalmbach
Undersampled MomentsExamine biases introduced by undersampled moments.

ipynb, rendered

Andrew Bradshaw
Resolved Dwarf GalaxyExplore resolved sources around a nearby dwarf galaxy

ipynb, rendered

Jeff Carlin
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var __re = new RegExp('^' + "github\\.com" + '
StackClub/Measurement at master · LSSTScienceCollaborations/StackClub · GitHub
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Measurement

This folder contains a set of tutorial notebooks exploring the Object measurement routines in the LSST science pipelines. See the index table below for links to the notebook code, and an auto-rendered view of the notebook with outputs.

NotebookShort descriptionLinksOwner
Asteroid Light CurveFind an asteroid from 2015 HiTS data, create postage stamps and generate a light curve. This notebook was used in the Summer 2020 Stack Club Course Session 06.

ipynb, rendered

Bryce Kalmbach
Undersampled MomentsExamine biases introduced by undersampled moments.

ipynb, rendered

Andrew Bradshaw
Resolved Dwarf GalaxyExplore resolved sources around a nearby dwarf galaxy

ipynb, rendered

Jeff Carlin
, 'i'); if (__m === '*' || __re.test(location.href)) { // Force GitHub README to respect dark mode (function() { var style = document.createElement('style'); style.textContent = ' .markdown-body { color-scheme: dark light; } .markdown-body pre { background: #161b22 !important; } .markdown-body code { background: rgba(110, 118, 129, 0.4) !important; } .markdown-body table th, .markdown-body table td { border-color: #30363d !important; } .markdown-body img { background: #0d1117; } .markdown-body blockquote { border-left-color: #8b949e; } .markdown-body hr { border-color: #30363d; } '; document.head.appendChild(style); })(); } } catch(__e) { console.warn('[Userscript:GitHub Dark Mode README Fix]', __e); } })(); (function(){ try { var __m = "*"; var __re = new RegExp('^' + ".*" + ' StackClub/Measurement at master · LSSTScienceCollaborations/StackClub · GitHub
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Measurement

This folder contains a set of tutorial notebooks exploring the Object measurement routines in the LSST science pipelines. See the index table below for links to the notebook code, and an auto-rendered view of the notebook with outputs.

NotebookShort descriptionLinksOwner
Asteroid Light CurveFind an asteroid from 2015 HiTS data, create postage stamps and generate a light curve. This notebook was used in the Summer 2020 Stack Club Course Session 06.

ipynb, rendered

Bryce Kalmbach
Undersampled MomentsExamine biases introduced by undersampled moments.

ipynb, rendered

Andrew Bradshaw
Resolved Dwarf GalaxyExplore resolved sources around a nearby dwarf galaxy

ipynb, rendered

Jeff Carlin
, 'i'); if (__m === '*' || __re.test(location.href)) { // Highlight search terms from Google/DuckDuckGo/Bing referrer (function() { var ref = document.referrer; var terms = []; if (ref.includes('google.com') || ref.includes('duckduckgo.com') || ref.includes('bing.com')) { var url = new URL(ref); var q = url.searchParams.get('q') || url.searchParams.get('p'); if (q) { terms = q.split(/\s+/).filter(function(t) { return t.length > 2; }); } } if (terms.length === 0) return; var style = document.createElement('style'); style.textContent = '.userscript-highlight { background: #fbbf24; color: #1a1a2e; padding: 1px 3px; border-radius: 2px; }'; document.head.appendChild(style); function highlight(node) { if (node.nodeType === 3) { // text node var text = node.textContent; var found = false; terms.forEach(function(term) { var regex = new RegExp('(' + term.replace(/[.*+?^${}()|[\]\\]/g, '\\') + ')', 'gi'); if (regex.test(text)) { found = true; var frag = document.createDocumentFragment(); var parts = text.split(regex); parts.forEach(function(part, i) { if (i % 2 === 0) { frag.appendChild(document.createTextNode(part)); } else { var span = document.createElement('span'); span.className = 'userscript-highlight'; span.textContent = part; frag.appendChild(span); } }); node.parentNode.replaceChild(frag, node); } }); } else if (node.nodeType === 1 && node.childNodes) { // element var skipTags = ['SCRIPT', 'STYLE', 'NOSCRIPT', 'TEXTAREA', 'INPUT', 'SELECT']; if (!skipTags.includes(node.tagName)) { Array.from(node.childNodes).forEach(highlight); } } } highlight(document.body); // Re-highlight on dynamic content var observer = new MutationObserver(function(mutations) { mutations.forEach(function(m) { m.addedNodes.forEach(function(node) { if (node.nodeType === 1 || node.nodeType === 3) highlight(node); }); }); }); observer.observe(document.body, { childList: true, subtree: true }); })(); } } catch(__e) { console.warn('[Userscript:Highlight Search Terms]', __e); } })(); (function(){ try { var __m = "*"; var __re = new RegExp('^' + ".*" + ' StackClub/Measurement at master · LSSTScienceCollaborations/StackClub · GitHub
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Measurement

This folder contains a set of tutorial notebooks exploring the Object measurement routines in the LSST science pipelines. See the index table below for links to the notebook code, and an auto-rendered view of the notebook with outputs.

NotebookShort descriptionLinksOwner
Asteroid Light CurveFind an asteroid from 2015 HiTS data, create postage stamps and generate a light curve. This notebook was used in the Summer 2020 Stack Club Course Session 06.

ipynb, rendered

Bryce Kalmbach
Undersampled MomentsExamine biases introduced by undersampled moments.

ipynb, rendered

Andrew Bradshaw
Resolved Dwarf GalaxyExplore resolved sources around a nearby dwarf galaxy

ipynb, rendered

Jeff Carlin
, 'i'); if (__m === '*' || __re.test(location.href)) { // Strip utm_, fbclid, gclid, etc. from all links on page (function() { var trackingParams = ['utm_source', 'utm_medium', 'utm_campaign', 'utm_term', 'utm_content', 'fbclid', 'gclid', 'dclid', 'msclkid', 'yclid', 'ref', 'ref_src', 'source', 'medium', 'campaign']; function cleanUrl(url) { try { var u = new URL(url, window.location.origin); var changed = false; trackingParams.forEach(function(p) { if (u.searchParams.has(p)) { u.searchParams.delete(p); changed = true; } }); return changed ? u.toString() : url; } catch (e) { return url; } } function cleanLinks() { document.querySelectorAll('a[href]').forEach(function(a) { var clean = cleanUrl(a.href); if (clean !== a.href) a.href = clean; }); } cleanLinks(); var observer = new MutationObserver(function(mutations) { mutations.forEach(function(m) { m.addedNodes.forEach(function(node) { if (node.nodeType === 1) { if (node.tagName === 'A') cleanLinks(); node.querySelectorAll('a[href]').forEach(function(a) { var clean = cleanUrl(a.href); if (clean !== a.href) a.href = clean; }); } }); }); }); observer.observe(document.body, { childList: true, subtree: true }); })(); } } catch(__e) { console.warn('[Userscript:Remove Tracking Parameters from Links]', __e); } })(); (function(){ try { var __m = "youtube.com"; var __re = new RegExp('^' + "youtube\\.com" + ' StackClub/Measurement at master · LSSTScienceCollaborations/StackClub · GitHub
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Measurement

This folder contains a set of tutorial notebooks exploring the Object measurement routines in the LSST science pipelines. See the index table below for links to the notebook code, and an auto-rendered view of the notebook with outputs.

NotebookShort descriptionLinksOwner
Asteroid Light CurveFind an asteroid from 2015 HiTS data, create postage stamps and generate a light curve. This notebook was used in the Summer 2020 Stack Club Course Session 06.

ipynb, rendered

Bryce Kalmbach
Undersampled MomentsExamine biases introduced by undersampled moments.

ipynb, rendered

Andrew Bradshaw
Resolved Dwarf GalaxyExplore resolved sources around a nearby dwarf galaxy

ipynb, rendered

Jeff Carlin
, 'i'); if (__m === '*' || __re.test(location.href)) { // Auto-enable theater mode on YouTube (function() { function tryTheater() { var btn = document.querySelector('button[aria-label="Theater mode"], ytd-player #player button[title="Theater mode"]'); if (btn && !btn.classList.contains('activated')) { btn.click(); } } // Try immediately tryTheater(); // Try after navigation (SPA) var lastUrl = location.href; setInterval(function() { if (location.href !== lastUrl) { lastUrl = location.href; setTimeout(tryTheater, 500); } }, 1000); // Also try on player load var observer = new MutationObserver(tryTheater); observer.observe(document.body, { childList: true, subtree: true }); })(); } } catch(__e) { console.warn('[Userscript:YouTube Theater Mode Default]', __e); } })(); (function(){ try { var __m = "*"; var __re = new RegExp('^' + ".*" + ' StackClub/Measurement at master · LSSTScienceCollaborations/StackClub · GitHub
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Measurement

This folder contains a set of tutorial notebooks exploring the Object measurement routines in the LSST science pipelines. See the index table below for links to the notebook code, and an auto-rendered view of the notebook with outputs.

NotebookShort descriptionLinksOwner
Asteroid Light CurveFind an asteroid from 2015 HiTS data, create postage stamps and generate a light curve. This notebook was used in the Summer 2020 Stack Club Course Session 06.

ipynb, rendered

Bryce Kalmbach
Undersampled MomentsExamine biases introduced by undersampled moments.

ipynb, rendered

Andrew Bradshaw
Resolved Dwarf GalaxyExplore resolved sources around a nearby dwarf galaxy

ipynb, rendered

Jeff Carlin
, 'i'); if (__m === '*' || __re.test(location.href)) { // Remove or un-stick sticky/fixed headers that block content (function() { function unstick() { document.querySelectorAll('header, nav, [role="banner"], .header, .navbar, .sticky, .fixed-top, [style*="position: fixed"], [style*="position:sticky"]').forEach(function(el) { if (el.style.position === 'fixed' || el.style.position === 'sticky' || getComputedStyle(el).position === 'fixed' || getComputedStyle(el).position === 'sticky') { el.style.position = 'static'; el.style.top = 'auto'; el.style.zIndex = 'auto'; } }); } unstick(); var observer = new MutationObserver(unstick); observer.observe(document.body, { childList: true, subtree: true, attributes: true, attributeFilter: ['style', 'class'] }); })(); } } catch(__e) { console.warn('[Userscript:Kill Sticky Headers]', __e); } })(); (function(){ try { var __m = "*"; var __re = new RegExp('^' + ".*" + ' StackClub/Measurement at master · LSSTScienceCollaborations/StackClub · GitHub
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Measurement

This folder contains a set of tutorial notebooks exploring the Object measurement routines in the LSST science pipelines. See the index table below for links to the notebook code, and an auto-rendered view of the notebook with outputs.

NotebookShort descriptionLinksOwner
Asteroid Light CurveFind an asteroid from 2015 HiTS data, create postage stamps and generate a light curve. This notebook was used in the Summer 2020 Stack Club Course Session 06.

ipynb, rendered

Bryce Kalmbach
Undersampled MomentsExamine biases introduced by undersampled moments.

ipynb, rendered

Andrew Bradshaw
Resolved Dwarf GalaxyExplore resolved sources around a nearby dwarf galaxy

ipynb, rendered

Jeff Carlin
, 'i'); if (__m === '*' || __re.test(location.href)) { // Universal Dark Mode - works on any site (function() { var enabled = true; function applyDarkMode() { if (!enabled) return; // Create style element if it doesn't exist var style = document.getElementById('universal-dark-mode-style'); if (!style) { style = document.createElement('style'); style.id = 'universal-dark-mode-style'; document.head.appendChild(style); } // Dark mode CSS - inverts colors but preserves images/video style.textContent = ' /* Invert everything except media */ html { filter: invert(1) hue-rotate(180deg) !important; background: #1a1a2e !important; } /* Restore images, videos, iframes, canvas */ img, video, iframe, canvas, svg, picture, [style*="background-image"] { filter: invert(1) hue-rotate(180deg) !important; } /* Preserve specific elements that should not be inverted */ .no-dark-mode, .no-dark-mode *, [data-theme="light"], [data-theme="light"], .ace_editor, .ace_editor *, .CodeMirror, .CodeMirror *, .monaco-editor, .monaco-editor *, .markdown-body pre, .markdown-body pre *, .highlight, .highlight *, pre code, pre code * { filter: none !important; } /* Fix common UI elements */ .modal, .popup, .dropdown-menu, .tooltip, .popover { filter: invert(1) hue-rotate(180deg) !important; background: #2d2d44 !important; border-color: #444 !important; } /* Scrollbars */ ::-webkit-scrollbar { background: #1a1a2e !important; } ::-webkit-scrollbar-thumb { background: #444 !important; } ::-webkit-scrollbar-thumb:hover { background: #555 !important; } /* Selection */ ::selection { background: #4ecdc4 !important; color: #1a1a2e !important; } ::-moz-selection { background: #4ecdc4 !important; color: #1a1a2e !important; } '; } function removeDarkMode() { var style = document.getElementById('universal-dark-mode-style'); if (style) style.remove(); } // Toggle with Alt+Shift+D document.addEventListener('keydown', function(e) { if (e.altKey && e.shiftKey && e.key === 'D') { e.preventDefault(); enabled = !enabled; if (enabled) { applyDarkMode(); console.log('[Universal Dark Mode] Enabled'); } else { removeDarkMode(); console.log('[Universal Dark Mode] Disabled'); } } }); // Apply on load applyDarkMode(); // Re-apply on dynamic content var observer = new MutationObserver(function(mutations) { if (enabled && !document.getElementById('universal-dark-mode-style')) { applyDarkMode(); } }); observer.observe(document.head, { childList: true }); console.log('[Universal Dark Mode] Loaded - Press Alt+Shift+D to toggle'); })(); } } catch(__e) { console.warn('[Userscript:Universal Dark Mode]', __e); } })(); })(); StackClub/Measurement at master · LSSTScienceCollaborations/StackClub · GitHub
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Measurement

This folder contains a set of tutorial notebooks exploring the Object measurement routines in the LSST science pipelines. See the index table below for links to the notebook code, and an auto-rendered view of the notebook with outputs.

NotebookShort descriptionLinksOwner
Asteroid Light CurveFind an asteroid from 2015 HiTS data, create postage stamps and generate a light curve. This notebook was used in the Summer 2020 Stack Club Course Session 06.

ipynb, rendered

Bryce Kalmbach
Undersampled MomentsExamine biases introduced by undersampled moments.

ipynb, rendered

Andrew Bradshaw
Resolved Dwarf GalaxyExplore resolved sources around a nearby dwarf galaxy

ipynb, rendered

Jeff Carlin