Conjunction Event Detail

    ✅
    Very Low Risk
    Very low collision probability. Continue monitoring.
    6.660403E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-31T08:14:42+0800
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    1 Object 1

    Name HILAT
    AOE ID 14154
    NORAD ID 14154
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 26449
    NORAD ID 26449
    Object Type DEBRIS
    Country
    CN CN

    Conjunction Constraints

    Parameter HILAT CZ-4 DEB
    Time of Closest Approach 2026-11-01T20:21:57+0000
    Collision Probability (Pc) 6.660403E-7
    Conjunction Distance (km) 2.685 km
    Relative Speed (km/s) 3.215 km/s
    Conjunction Risk Parameters R (Radial): -0.823 | I (In-track): 2.491 | C (Cross-track): 0.571
    Collision Risk Index (CRI) 0.31
    X Position (km) 4337.944 4339.204
    Position Y (km) 1927.284 1927.802
    Position Z (km) -5336.517 -5334.203
    Velocity X (km/s) 4.37 5.653
    Velocity Y (km/s) 3.647 0.701
    Velocity Z (km/s) 4.834 4.796

    Orbital Parameters 国际轨道数据源

    Parameter HILAT CZ-4 DEB
    Semimajor Axis (a) 7140.670 km 7098.964 km
    Eccentricity (e) 0.003827 0.007734
    Inclination (i) 82.0268° 98.4980°
    RAAN 35.3264° 11.5878°
    Perigee Argument 239.6557° 188.4594°
    Mean Anomaly (M) 188.2862° 227.5950°
    Apogee 789.858 km 775.730 km
    Perigee 735.208 km 665.924 km
    Orbit Epoch 2026-10-30T08:49:25+0000 2026-10-30T04:19:41+0000

    HILAT & CZ-4 DEB Collision Probability (Pc) Trend

    HILAT & CZ-4 DEB Collision Probability (Pc) TrendNot Available

    HILAT & CZ-4 DEB Miss Distance (Miss Distance) Trend

    HILAT & CZ-4 DEB Miss Distance (Miss Distance) TrendNot Available

    HILATMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    CZ-4 DEBMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    HILATCollision Probability Trend

    Object 1 Probability TrendNot Available

    CZ-4 DEBCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with HILAT

    No nearby objects data