Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.410557E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-11-12T20:54:26+0800
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    1 Object 1

    AOE ID 30716
    NORAD ID 30716
    Object Type DEBRIS
    Country
    CN CN
    ← VS →

    2 Object 2

    AOE ID 58462
    NORAD ID 58462
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter FENGYUN 1C DEB GNOMES-4
    Time of Closest Approach 2026-11-13T16:02:17+0000
    Collision Probability (Pc) 1.410557E-6
    Conjunction Distance (km) 2.895 km
    Relative Speed (km/s) 14.994 km/s
    Conjunction Risk Parameters R (Radial): 2.448 | I (In-track): 0.225 | C (Cross-track): -1.528
    Collision Risk Index (CRI) 0.38
    X Position (km) -6781.308 -6778.715
    Position Y (km) -927.233 -928.438
    Position Z (km) -1214.265 -1213.816
    Velocity X (km/s) -1.437 1.154
    Velocity Y (km/s) 0.997 1.166
    Velocity Z (km/s) 7.368 -7.399

    Orbital Parameters 国际轨道数据源

    Parameter FENGYUN 1C DEB GNOMES-4
    Semimajor Axis (a) 6947.429 km 6951.505 km
    Eccentricity (e) 0.001505 0.001105
    Inclination (i) 98.8525° 97.4615°
    RAAN 184.4888° 7.3737°
    Perigee Argument 84.9803° 169.9687°
    Mean Anomaly (M) 45.7507° 190.1758°
    Apogee 579.746 km 581.049 km
    Perigee 558.838 km 565.687 km
    Orbit Epoch 2026-11-12T03:49:26+0000 2026-11-11T19:54:20+0000

    FENGYUN 1C DEB & GNOMES-4 Collision Probability (Pc) Trend

    FENGYUN 1C DEB & GNOMES-4 Collision Probability (Pc) TrendNot Available

    FENGYUN 1C DEB & GNOMES-4 Miss Distance (Miss Distance) Trend

    FENGYUN 1C DEB & GNOMES-4 Miss Distance (Miss Distance) TrendNot Available

    FENGYUN 1C DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    GNOMES-4Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    FENGYUN 1C DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    GNOMES-4Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with FENGYUN 1C DEB

    No nearby objects data