Delta Air Lines DL2657 (DAL2657) ATL to BDL, DFW to SLC, SLC to DFW, SLC to LAX (2024)

22. Apr 2024

On Time
This flight is scheduled, it will depart in 143 minutes.

ATL

Atlanta
TERMINAL: S
GATE: A6

BDL

Windsor Locks
TERMINAL: M
GATE: 12

22 Apr 13:05EDT
17:05 UTC
on time

22 Apr 15:19EDT
22 Apr 15:15
19:19 UTC
4min late

AIRLINE

NAME
Delta Air Lines

IATA / ICAO
DL / DAL

COUNTRY
United States
Airline Information
" : ""}Delta Air Lines DL2657 (DAL2657) ATL to BDL, DFW to SLC, SLC to DFW, SLC to LAX (5)`; if (activeHex in marker) { liveMap.removeLayer(marker[activeHex]); } const m = L.marker(activeMarker.getLatLng(), { icon: L.divIcon({ className: 'flt-marker', html: htmlc }), alt: activeHex, opacity: lp[7] != '' ? 0.9 : 0.6 }).addTo(liveMap).on('click', onPlaneClick); marker[activeHex] = m; document.getElementById(`mi-${activeHex}`).style.transform = `rotate(${lp[2]}deg)`; activeMarker = null; } activeHex = null; liveTrack = null; liveMarker = null; estTrack = null; document.getElementById('liveMapContainer').style.display = 'none';} /** * Recalculates the new position of a marker based on the time elapsed and its previous state. * @param {Object} liveMap */async function updateCalc(liveMap) { if (recalcInProg || liveMap.getZoom() < 6) { return; } recalcInProg = true; for (const [key, prevPos] of Object.entries(lastPos)) { if (key in marker && prevPos[3] >= 50 && !prevPos[6]) { const speed = prevPos[3] || 0; const interval = Date.now() - prevPos[4]; const dist = speed * interval / 1000 / 3600 * 1852; if (dist < 20) { continue; } // calculate next position const lat1 = toRad(prevPos[0]); const lon1 = toRad(prevPos[1]); const brng = toRad(prevPos[2]); const lat2 = Math.asin(sin(lat1) * cos(dist / r_earth) + cos(lat1) * sin(dist / r_earth) * cos(brng)); const lon2 = lon1 + Math.atan2(sin(brng) * sin(dist / r_earth) * cos(lat1), cos(dist / r_earth) - sin(lat1) * sin(lat2)); const lat2d = toDeg(lat2); const lon2d = toDeg(lon2); lastPos[key] = [lat2d, lon2d, prevPos[2], prevPos[3], Date.now(), prevPos[5], prevPos[6], prevPos[7]]; marker[key].setLatLng([lat2d, lon2d]); if (liveTrack && activeMarker == key) { const l = liveTrack.getLatLngs(); l.push(L.latLng(lat2d, lon2d, prevPos[5])); try { liveTrack.setLatLngs(l); } catch (e) { /* Catch error silently. */ } if (activeDest) { const tn = L.latLng(lat2d, lon2d); liveMap.removeLayer(estTrack); const arcOptions = { color: "lightgray", noClip: true, vertices: 100 }; estTrack = t.lng < tn.lng ? L.Polyline.Arc(activeDest, tn, arcOptions) : L.Polyline.Arc(tn, activeDest, arcOptions); estTrack.addTo(liveMap); tracks.push(estTrack); } } } } recalcInProg = false;}/** * Fetches data from a specific URL, handles errors and returns the JSON response. * @param {string} url */async function getData(url) { const response = await fetch(url, { headers: { Authorization: auth_token } }); if (!response.ok) { handleFetchErrors(response); return null; } if (sf === "") { document.getElementById("liveUpdErr").style.display = 'none'; document.getElementById("liveUpdNotFound").style.display = 'none'; } return response.json();}/** * Handles errors during fetch call * @param {Object} response */function handleFetchErrors(response) { if (sf !== "") return; const liveUpdErr = document.getElementById("liveUpdErr"); const liveUpdNotFound = document.getElementById("liveUpdNotFound"); const liveMapContainer = document.getElementById("liveMapContainer"); if (response.status !== 404) { refreshsActive = false; liveUpdNotFound.style.display = 'none'; liveUpdErr.style.display = 'block'; liveMapContainer.style.display = 'none'; document.getElementById("liveUpdErrCode").innerText = response.status; } else { liveUpdErr.style.display = 'none'; liveMapContainer.style.display = 'none'; liveUpdNotFound.style.display = 'block'; }}async function updateMap(liveMap, fromZoom, clickHex) { if (documentIsHidden()) return; const bounds = liveMap.getBounds(); const url = constructURL(bounds, liveMap.getZoom(), clickHex); if (updateInProgressOrTooSoon(fromZoom)) return; recalcInProg = true; lastUpdate = Date.now(); updateInProg = true; const ld = await getData(url); if (!ld) { updateInProg = false; return; } processMapData(liveMap, ld, fromZoom, clickHex);}function documentIsHidden() { return typeof document.hidden !== "undefined" && document.hidden;}function constructURL(bounds, zoom, clickHex) { const widthText = screenWidth > 1000 ? "large" : "small"; const hexIncl = clickHex ? `?incl=${clickHex}&` : "?"; return `/en/live/map/${Math.floor(bounds['_northEast'].lat * 1e5)}/${Math.floor(bounds['_southWest'].lat * 1e5)}/` + `${Math.floor(bounds['_southWest'].lng * 1e5)}/${Math.floor(bounds['_northEast'].lng * 1e5)}/${zoom}/${widthText}` + hexIncl + `${Math.floor(Date.now() / 5000)}`;}function updateInProgressOrTooSoon(fromZoom) { if (updateInProg) { return true; } const freq = fromZoom ? minZoomFreq : minRefreshFreq; return Date.now() - lastUpdate < freq;}function processMapData(liveMap, ld, fromZoom, clickHex) { newMarker = {}; arcs = []; curArc = []; arcCol = ""; prevCoord = []; document.getElementById("nr_flights_disp").innerText = ld["f"]; document.getElementById("nr_flights_tot").innerText = ld["t"]; const st = screenWidth / ld["f"] > 5; const redraw = st !== hadTitles; for (const entr in ld["m"]) { const e = ld["m"][entr]; handleMarker(liveMap, e, redraw, st); } hadTitles = st; removeUnusedMarkers(liveMap); updateInProg = false; recalcInProg = false; firstUpd = false; if (clickHex) { marker[clickHex].fire('click'); }}function handleMarker(liveMap, e, redraw, st) { if (e[4] == null || e[5] == null) { return; } const currentPos = L.latLng(e[4], e[5]); if (redraw && e[0] in marker) { liveMap.removeLayer(marker[e[0]]); delete marker[e[0]]; } if (e[0] in marker) { updateExistingMarker(e, currentPos); } else { createNewMarker(liveMap, e, currentPos, st); }}function updateExistingMarker(e, currentPos) { const m = marker[e[0]]; m.setLatLng(currentPos); lastPos[e[0]] = [e[4], e[5], e[2], e[6], Date.now(), e[7], e[8], e[9]]; newMarker[e[0]] = true; document.getElementById("mi-" + e[0]).style.transform = "rotate(" + e[2] + "deg)";}function createNewMarker(liveMap, e, currentPos, st) { const htmlc = (st ? "

" + e[9] + "

" : "") + "Delta Air Lines DL2657 (DAL2657) ATL to BDL, DFW to SLC, SLC to DFW, SLC to LAX (6)"; const m = L.marker(currentPos, { icon: L.divIcon({ className: 'flt-marker', html: htmlc }), alt: e[0], opacity: e[3] ? 0.9 : 0.6 }).addTo(liveMap).on('click', onPlaneClick); marker[e[0]] = m; newMarker[e[0]] = true; lastPos[e[0]] = [e[4], e[5], e[2], e[6], Date.now(), e[7], e[8], e[9]]; document.getElementById("mi-" + e[0]).style.transform = "rotate(" + e[2] + "deg)";}function removeUnusedMarkers(liveMap) { for (const m in marker) { if (!(m in newMarker) && m != activeHex) { liveMap.removeLayer(marker[m]); delete marker[m]; } }}function onPlaneClick(e) { if (sf != "") { return; } updateInProg = true; const liveMap = e.target._map; const hex = e.target.options.alt; if (hex == activeHex) { return; } updateTrack(liveMap, `/${lang}/live/track_hex/${hex}`, hex, e);}function onMoveend(e) { localStorage.setItem('livemapCenter', JSON.stringify(e.target.getCenter())); localStorage.setItem('livemapZoom', e.target.getZoom()); updateMap(e.sourceTarget, false); } function onZoomed(e) { updateMap(e.sourceTarget, true) }// Define a utility function for creating a markerfunction createMarker(latLng, iconClass, htmlContent, alt, opacity) { return L.marker(latLng, { icon: L.divIcon({ className: iconClass, html: htmlContent }), alt: alt, opacity: opacity, }).on('click', onPlaneClick);}function updateTrack(liveMap, url, hex, e) { let prevCoord = null; let prevCoordFull = null; getData(url).then(function (ld) { if (!ld) { return; } const hadNoHex = hex === ""; if (hex === "" && url.includes("hex")) { hex = ld[0]; } else if (hex === "") { hex = ld[1]; } if (activeMarker && hex !== activeHex) { // Reset old marker const lp = lastPos[activeHex]; const htmlc = (hadTitles ? "

" + lp[7] + "

" : "") + "Delta Air Lines DL2657 (DAL2657) ATL to BDL, DFW to SLC, SLC to DFW, SLC to LAX (7)"; liveMap.removeLayer(marker[activeHex]); const m = L.marker(activeMarker.getLatLng(), { icon: L.divIcon({ className: 'flt-marker', html: htmlc }), alt: activeHex, opacity: lp[7] != '' ? 0.9 : 0.6 }).addTo(liveMap).on('click', onPlaneClick); marker[activeHex] = m; document.getElementById("mi-" + activeHex).style.transform = "rotate(" + lp[2] + "deg)"; activeMarker = m; } // Set new marker if (hex !== activeHex && e) { const lp = lastPos[hex]; const htmlc = (hadTitles ? "

" + lp[7] + "

" : "") + "Delta Air Lines DL2657 (DAL2657) ATL to BDL, DFW to SLC, SLC to DFW, SLC to LAX (8)"; const m = L.marker(e.target.getLatLng(), { icon: L.divIcon({ className: 'flt-marker', html: htmlc }), alt: hex, opacity: ld[3] ? 0.9 : 0.6 }).addTo(liveMap).on('click', onPlaneClick); marker[hex] = m; liveMap.removeLayer(e.target); activeMarker = m; } refreshsActive = true; recalcInProg = true; arcs = []; curArc = []; arcCol = ""; prevCoord = []; track = ld[23]; if (sf === "") { if (ld[0] !== "") { domElements.get("liveFlnr").href = `/${lang}/live/flight_details/${ld[10]}`; domElements.get("liveFlnr").innerText = ld[0]; } else { domElements.get("liveFlnr").innerText = ""; domElements.get("liveFlnr").href = ""; } if (ld[21]) { domElements.get("liveAirline").innerText = ld[21]; } else { domElements.get("liveAirline").innerText = ""; } domElements.get("liveHex").innerText = ld[1]; if (ld[2] !== "" && ld[2] !== ld[0]) { domElements.get("liveCallsign").innerText = ld[2]; } else { domElements.get("liveCallsign").innerText = ""; } if (ld[3] !== "") { domElements.get("liveReg").href = `/${lang}/planes/${ld[3]}`; domElements.get("liveRegBlock").style.display = "block"; domElements.get("liveReg").innerText = ld[3]; } else { domElements.get("liveReg").innerText = "NA"; domElements.get("liveRegBlock").style.display = "none"; domElements.get("liveReg").href = ""; } if (ld[4] !== "NA") { if (domElements.get("liveRouteContainer")) { domElements.get("liveRouteContainer").style.display = "block"; } domElements.get("liveDep").innerText = ld[5]; domElements.get("liveDepFlag").src = "/staticfiles/" + ld[6].toLowerCase() + ".svg"; domElements.get("liveDep").href = `/${lang}/airport/${ld[5]}/${ld[4]}`; domElements.get("liveDepTime").innerText = ld[11]; if (ld[19] && ld[19] !== "+0") { domElements.get("liveDepDelay").innerText = ld[19]; } else { domElements.get("liveDepDelay").innerText = ""; } } else { domElements.get("liveDep").innerText = "NA"; domElements.get("liveDepTime").innerText = ""; domElements.get("liveDepDelay").innerText = ""; domElements.get("liveRouteContainer").style.display = "none"; } if (ld[7] !== "NA") { if (domElements.get("liveRouteContainer")) { domElements.get("liveRouteContainer").style.display = "block"; } domElements.get("liveArr").innerText = ld[8]; domElements.get("liveArrFlag").src = "/staticfiles/" + ld[9].toLowerCase() + ".svg"; domElements.get("liveArr").href = `/${lang}/airport/${ld[8]}/${ld[7]}`; domElements.get("liveArrTime").innerText = ld[12]; if (ld[20] && ld[20] !== "+0") { domElements.get("liveArrDelay").innerText = ld[20]; } else { domElements.get("liveArrDelay").innerText = ""; } } else { domElements.get("liveArr").innerText = "NA"; domElements.get("liveArrTime").innerText = ""; domElements.get("liveArrDelay").innerText = ""; domElements.get("liveRouteContainer").style.display = "none"; } if (ld[10] !== null) { domElements.get("liveLink").href = `/${lang}/live/flight_details/${ld[10]}`; domElements.get("liveLink").style.display = "block"; } else { domElements.get("liveLink").style.display = "none"; } const lt = track[track.length - 1]; domElements.get("liveAlt").innerText = lt[3] + " ft"; domElements.get("liveSpeed").innerText = lt[5] + " kts"; domElements.get("liveTrack").innerText = lt[4] + "°"; if (ld[18] !== "") { domElements.get("planePic").src = ld[18]; domElements.get("planePic").style.display = "block"; } else { domElements.get("planePic").style.display = "none"; } if (ld[22]) { domElements.get("liveType").innerText = ld[22]; domElements.get("liveTypeBlock").style.display = "block"; } else { domElements.get("liveTypeBlock").style.display = "none"; domElements.get("liveType").innerText = "NA"; } } // update upper items if relevant const liveStatusInd = domElements.get("liveStatusInd"); const liveStatusText = domElements.get("liveStatusText"); if (liveStatusInd && true) { if (!domElements.has("liveTrackHB")) { domElements.set("liveAltHB", document.getElementById("liveAltHB")); domElements.set("liveSpeedHB", document.getElementById("liveSpeedHB")); domElements.set("liveTrackHB", document.getElementById("liveTrackHB")); domElements.set("liveDataHB", document.getElementById("liveDataHB")); } liveStatusInd.innerText = ld[17] ? "Live" : "Landed"; const lt = ld[23][ld[23].length - 1]; if (domElements.get("depTimeLiveHB")) { domElements.get("depTimeLiveHB").innerText = ld[11]; domElements.get("arrTimeLiveHB").innerText = ld[12]; domElements.get("depDelHB").innerText = ld[19]; domElements.get("arrDelHB").innerText = ld[20]; domElements.get("liveAltHB").innerText = lt[3]; domElements.get("liveSpeedHB").innerText = lt[5]; domElements.get("liveTrackHB").innerText = lt[4]; } if (!ld[17]) { domElements.get("liveDataHB").style.display = "none"; } } if (liveStatusText && ld[17]) { liveStatusText.innerText = ""; } if (ld[13] !== null && ld[14] !== null && track.length > 0 && Math.abs(ld[13] - track[0][1] / 1e5) > 1 && Math.abs(ld[14] - track[0][2] / 1e5) > 1) { arcs.push([[[ld[13], ld[14]], [track[0][1] / 1e5, track[0][2] / 1e5]], "lightgray", true]); } prevCoord = null; prevCoordFull = null; lp = null; for (const entr in track) { const p = track[entr]; if (p[1] === null || p[2] === null || p.length == 0) { continue; } let col = "green"; if (prevCoord && (Math.abs(prevCoord[0] - p[1] / 1e5) > 1 || Math.abs(prevCoord[1] - p[2] / 1e5) > 1)) { arcs.push([curArc, arcCol, false]); arcCol = ""; arcs.push([[[prevCoord[0], prevCoord[1]], L.latLng(p[1] / 1e5, p[2] / 1e5, p[3])], "lightgray", true]); curArc = [L.latLng(p[1] / 1e5, p[2] / 1e5, p[3])]; } else if (arcCol !== col) { if (curArc.length > 0) { arcs.push([curArc, arcCol, false]); } if (prevCoord) { curArc = [prevCoord]; } else { curArc = []; } arcCol = col; } prevCoordFull = [p[1] / 1e5, p[2] / 1e5, p[4], p[5], Date.now(), p[3], false, ld[0]]; prevCoord = L.latLng(p[1] / 1e5, p[2] / 1e5, p[3]); curArc.push(prevCoord); if (p[4] !== 0) { lastTrack = p[4]; } } if (curArc.length > 0) { arcs.push([curArc, arcCol]); } if (ld[15] !== null && ld[16] !== null && prevCoord && (Math.abs(prevCoord.lat - ld[15]) > 0.1 || Math.abs(prevCoord.lng - ld[16]) > 0.1)) { arcs.push([[prevCoord, [ld[15], ld[16]]], "lightgray", true]); activeDest = L.latLng(ld[15], ld[16]); } for (const idx in tracks) { tracks[idx].remove(); } tracks = []; for (const idx in arcs) { const a = arcs[idx]; if (a[2]) { if (a[0][0][1] > a[0][1][1]) { const temp = a[0][0]; a[0][0] = a[0][1]; a[0][1] = temp; } p = L.Polyline.Arc(a[0][0], a[0][1], { color: a[1], noClip: true, vertices: 100 }); estTrack = p; } else { p = L.hotline(a[0], { palette: { 0: 'lightgray', 0.1: 'green', 0.5: 'yellow', 0.7: 'orange', 1: 'red' }, min: 0, max: 36000, outlineWidth: 0, weight: 4, noClip: true }); liveTrack = p; } p.addTo(liveMap); tracks.push(p); } if (prevCoordFull) { lastPos[hex] = prevCoordFull; } if (prevCoord) { if (e) { const i = e.sourceTarget; i.setLatLng(prevCoord); activeMarker = i; if (lastTrack) { document.getElementById("mi-" + hex).style.transform = "rotate(" + lastTrack + "deg)"; } if (!refreshs && !viewSet) { liveMap.setView(prevCoord, 8); } } else { if (!activeMarker) { activeMarker = L.marker(prevCoord, { icon: L.icon({ iconUrl: "/img/plane-icon_active.svg?20221124", iconSize: liveMap._zoom > 7 ? sizes[0] : sizes[1] }), rotationAngle: prevCoordFull[2], rotationOrigin: "center center", opacity: 0.8, title: hex }).addTo(liveMap); } else { activeMarker.setLatLng(prevCoord); } } if (e || hadNoHex) { // Only set refresh on first click or for live flight tracks (no hex given then) if (trackRefresh) { window.clearInterval(trackRefresh); } if (ld[17]) { trackRefresh = window.setInterval(function () { if (refreshsActive) { updateTrack(liveMap, url, hex, null); } }, 3000); } } } if (!refreshs && !viewSet) { liveMap.setView(prevCoord, 8); } if (sf === "") { domElements.get("liveMapContainer").style.display = 'block'; } activeHex = hex; updateInProg = false; recalcInProg = false; });} function buildLiveMap(liveMap,activeHex) { const osmUrl = 'https://a.tile.openstreetmap.org/{z}/{x}/{y}.png'; const osmAttrib = '© OpenStreetMap'; const osm = new L.TileLayer(osmUrl, { attribution: osmAttrib }); liveMap.attributionControl.setPrefix(''); liveMap.addLayer(osm); updateMap(liveMap, false,activeHex); liveMap.on('zoomend', onZoomed); liveMap.on('moveend', onMoveend); } function buildTrackMap(liveMap, url) { const osmUrl = 'https://a.tile.openstreetmap.org/{z}/{x}/{y}.png'; const osmAttrib = '© OpenStreetMap'; const osm = new L.TileLayer(osmUrl, { attribution: osmAttrib }); liveMap.attributionControl.setPrefix(''); liveMap.addLayer(osm); updateTrack(liveMap, url, "", null); } loadScript("/js/leaflet.js?20220413" ,function() { // set up the map map = new L.map('map-flight',{sleep:false,minZoom:0, gestureHandling: false}); map.whenReady(() => map.gestureHandling?._handleMouseOver?.()); // create the tile layer with correct attribution map.fitBounds([[33.63667,-84.42806],[41.93917,-72.68333]]); viewSet = true; dep=[33.63667,-84.42806]; arr=[41.93917,-72.68333]; var osmUrl='https://a.tile.openstreetmap.org/{z}/{x}/{y}.png'; var osmAttrib='© OpenStreetMap'; var osm = new L.TileLayer(osmUrl, {attribution: osmAttrib}); map.attributionControl.setPrefix(''); map.addLayer(osm); if (dep[1]

GENERAL ROUTE INFO

FREQUENCY:

irregular/new

DIRECT DISTANCE
1,383km 859mi

ACTUAL DISTANCE
1,492km 927mi
+7%

FLIGHT TIME
2 hours 9 min

FLIGHTS / WEEK
37 Flights
PUNCTUALITY
4 Flights/week delayed
89% On-Time Performance
Delay Statistics

SEATS / WEEK
179 seats/Flight
28,688 seats/week
Route Info
Delta Air Lines DL2657 (DAL2657) ATL to BDL, DFW to SLC, SLC to DFW, SLC to LAX (2024)
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