9b4ea4cd28
SATELLITEN (CelesTrak TLE): - Raumstationen (ISS), GPS, Galileo, Wetter, Erdbeobachtung, Starlink - Echtzeit-Positionsberechnung aus Kepler-Elementen (2s Update) - Orbitbahnen als leuchtende Linien (Stationen, GPS, Galileo) - Farbkodiert nach Gruppe (rot=Station, orange=GPS, blau=Galileo) NATURKATASTROPHEN (NASA EONET): - Waldbraende, Vulkane, Stuerme, Fluten, Erdrutsche, Eis - Farbige Punkte mit Emoji-Labels - Klick zeigt Details und Quellen VISUAL MODES: - STD: Standard-Ansicht - NVG: Nachtsicht (gruener Monochrom-Filter) - FLIR: Thermal-Ansicht (invertiert, Infrarot-Look) - CRT: Retro-Monitor (Scanlines, Vignette) 4 neue Dateien: satellites.js, disasters.js, visualmodes.js, data_satellites.py, data_disasters.py
70 Zeilen
2.7 KiB
Python
70 Zeilen
2.7 KiB
Python
"""Satelliten-Daten: CelesTrak TLE Orbital Elements."""
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import logging
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import time
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import httpx
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from fastapi import APIRouter
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logger = logging.getLogger("globe.satellites")
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router = APIRouter()
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_cache: dict = {"data": None, "ts": 0}
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# Wichtigste Satellitengruppen (nicht alle 14.000)
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_GROUPS = [
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("stations", "Raumstationen (ISS etc.)"),
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("gps-ops", "GPS Navigationssatelliten"),
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("galileo", "Galileo Navigation"),
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("weather", "Wettersatelliten"),
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("resource", "Erdbeobachtung"),
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("starlink", "Starlink (Auswahl)"),
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("active", None), # Fallback: alle aktiven, wird gefiltert
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]
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@router.get("/satellites")
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async def get_satellites():
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now = time.time()
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if _cache["data"] and now - _cache["ts"] < 3600: # 1h Cache
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return _cache["data"]
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all_sats = []
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try:
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async with httpx.AsyncClient(timeout=15) as client:
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for group, label in _GROUPS:
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if group == "active":
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continue # Zu gross, skip
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url = f"https://celestrak.org/NORAD/elements/gp.php?GROUP={group}&FORMAT=json"
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try:
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r = await client.get(url)
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if r.status_code == 200:
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sats = r.json()
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# Starlink: nur 200 nehmen (sind tausende)
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if group == "starlink":
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sats = sats[:200]
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for s in sats:
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all_sats.append({
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"name": s.get("OBJECT_NAME", "?"),
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"id": s.get("NORAD_CAT_ID"),
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"group": group,
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"epoch": s.get("EPOCH"),
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"meanMotion": s.get("MEAN_MOTION"),
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"eccentricity": s.get("ECCENTRICITY"),
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"inclination": s.get("INCLINATION"),
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"raOfAscNode": s.get("RA_OF_ASC_NODE"),
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"argOfPericenter": s.get("ARG_OF_PERICENTER"),
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"meanAnomaly": s.get("MEAN_ANOMALY"),
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"bstar": s.get("BSTAR"),
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"meanMotionDot": s.get("MEAN_MOTION_DOT"),
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})
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except Exception as e:
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logger.warning(f"CelesTrak {group}: {e}")
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except Exception as e:
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logger.warning(f"CelesTrak Fehler: {e}")
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return _cache["data"] or {"satellites": [], "total": 0}
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_cache["data"] = {"satellites": all_sats, "total": len(all_sats)}
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_cache["ts"] = time.time()
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logger.info(f"Satellites: {len(all_sats)} geladen")
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return _cache["data"]
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