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Stabilize Earth module and fix satellite TLE handling

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This commit is contained in:
linkong
2026-03-26 10:29:50 +08:00
parent 3fd6cbb6f7
commit ce5feba3b9
14 changed files with 2132 additions and 1069 deletions
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16
backend/app/services/collectors/celestrak.py
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@@ -8,6 +8,7 @@ import json
from typing import Dict, Any, List
import httpx
from app.core.satellite_tle import build_tle_lines_from_elements
from app.services.collectors.base import BaseCollector
@@ -61,6 +62,17 @@ class CelesTrakTLECollector(BaseCollector):
def transform(self, raw_data: List[Dict[str, Any]]) -> List[Dict[str, Any]]:
transformed = []
for item in raw_data:
tle_line1, tle_line2 = build_tle_lines_from_elements(
norad_cat_id=item.get("NORAD_CAT_ID"),
epoch=item.get("EPOCH"),
inclination=item.get("INCLINATION"),
raan=item.get("RA_OF_ASC_NODE"),
eccentricity=item.get("ECCENTRICITY"),
arg_of_perigee=item.get("ARG_OF_PERICENTER"),
mean_anomaly=item.get("MEAN_ANOMALY"),
mean_motion=item.get("MEAN_MOTION"),
)
transformed.append(
{
"name": item.get("OBJECT_NAME", "Unknown"),
@@ -80,6 +92,10 @@ class CelesTrakTLECollector(BaseCollector):
"mean_motion_dot": item.get("MEAN_MOTION_DOT"),
"mean_motion_ddot": item.get("MEAN_MOTION_DDOT"),
"ephemeris_type": item.get("EPHEMERIS_TYPE"),
# Prefer the original TLE lines when the source provides them.
# If they are missing, store a normalized TLE pair built once on the backend.
"tle_line1": item.get("TLE_LINE1") or tle_line1,
"tle_line2": item.get("TLE_LINE2") or tle_line2,
},
}
)

49
backend/app/services/collectors/spacetrack.py
View File

@@ -10,6 +10,7 @@ import httpx
from app.services.collectors.base import BaseCollector
from app.core.data_sources import get_data_sources_config
from app.core.satellite_tle import build_tle_lines_from_elements
class SpaceTrackTLECollector(BaseCollector):
@@ -169,25 +170,41 @@ class SpaceTrackTLECollector(BaseCollector):
"""Transform TLE data to internal format"""
transformed = []
for item in raw_data:
tle_line1, tle_line2 = build_tle_lines_from_elements(
norad_cat_id=item.get("NORAD_CAT_ID"),
epoch=item.get("EPOCH"),
inclination=item.get("INCLINATION"),
raan=item.get("RAAN"),
eccentricity=item.get("ECCENTRICITY"),
arg_of_perigee=item.get("ARG_OF_PERIGEE"),
mean_anomaly=item.get("MEAN_ANOMALY"),
mean_motion=item.get("MEAN_MOTION"),
)
transformed.append(
{
"name": item.get("OBJECT_NAME", "Unknown"),
"norad_cat_id": item.get("NORAD_CAT_ID"),
"international_designator": item.get("INTL_DESIGNATOR"),
"epoch": item.get("EPOCH"),
"mean_motion": item.get("MEAN_MOTION"),
"eccentricity": item.get("ECCENTRICITY"),
"inclination": item.get("INCLINATION"),
"raan": item.get("RAAN"),
"arg_of_perigee": item.get("ARG_OF_PERIGEE"),
"mean_anomaly": item.get("MEAN_ANOMALY"),
"ephemeris_type": item.get("EPHEMERIS_TYPE"),
"classification_type": item.get("CLASSIFICATION_TYPE"),
"element_set_no": item.get("ELEMENT_SET_NO"),
"rev_at_epoch": item.get("REV_AT_EPOCH"),
"bstar": item.get("BSTAR"),
"mean_motion_dot": item.get("MEAN_MOTION_DOT"),
"mean_motion_ddot": item.get("MEAN_MOTION_DDOT"),
"reference_date": item.get("EPOCH", ""),
"metadata": {
"norad_cat_id": item.get("NORAD_CAT_ID"),
"international_designator": item.get("INTL_DESIGNATOR"),
"epoch": item.get("EPOCH"),
"mean_motion": item.get("MEAN_MOTION"),
"eccentricity": item.get("ECCENTRICITY"),
"inclination": item.get("INCLINATION"),
"raan": item.get("RAAN"),
"arg_of_perigee": item.get("ARG_OF_PERIGEE"),
"mean_anomaly": item.get("MEAN_ANOMALY"),
"ephemeris_type": item.get("EPHEMERIS_TYPE"),
"classification_type": item.get("CLASSIFICATION_TYPE"),
"element_set_no": item.get("ELEMENT_SET_NO"),
"rev_at_epoch": item.get("REV_AT_EPOCH"),
"bstar": item.get("BSTAR"),
"mean_motion_dot": item.get("MEAN_MOTION_DOT"),
"mean_motion_ddot": item.get("MEAN_MOTION_DDOT"),
# Prefer original lines from the source, but keep a backend-built pair as a stable fallback.
"tle_line1": item.get("TLE_LINE1") or item.get("TLE1") or tle_line1,
"tle_line2": item.get("TLE_LINE2") or item.get("TLE2") or tle_line2,
},
}
)
return transformed