Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.497436E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-30T22:22:42+0800
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    1 Object 1

    AOE ID 38863
    NORAD ID 38863
    Object Type DEBRIS
    Country
    CN CN
    ← VS →

    2 Object 2

    AOE ID 45754
    NORAD ID 45754
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter CZ-2C DEB STARLINK-1477
    Time of Closest Approach 2026-10-30T17:18:40+0000
    Collision Probability (Pc) 1.497436E-6
    Conjunction Distance (km) 2.738 km
    Relative Speed (km/s) 14.539 km/s
    Conjunction Risk Parameters R (Radial): 2.101 | I (In-track): 0.528 | C (Cross-track): 1.674
    Collision Risk Index (CRI) 0.39
    X Position (km) -5925.009 -5926.173
    Position Y (km) -1084.872 -1086.687
    Position Z (km) -3299.339 -3301.025
    Velocity X (km/s) 3.354 -1.673
    Velocity Y (km/s) 1.771 -5.617
    Velocity Z (km/s) -6.604 4.863

    Orbital Parameters 国际轨道数据源

    Parameter CZ-2C DEB STARLINK-1477
    Semimajor Axis (a) 6861.504 km 6865.762 km
    Eccentricity (e) 0.000644 0.000228
    Inclination (i) 97.5323° 53.0195°
    RAAN 13.7662° 218.5026°
    Perigee Argument 308.2147° 67.2845°
    Mean Anomaly (M) 51.8512° 153.0151°
    Apogee 487.784 km 489.193 km
    Perigee 478.950 km 486.057 km
    Orbit Epoch 2026-10-29T23:06:16+0000 2026-10-29T22:00:02+0000

    CZ-2C DEB & STARLINK-1477 Collision Probability (Pc) Trend

    CZ-2C DEB & STARLINK-1477 Collision Probability (Pc) TrendNot Available

    CZ-2C DEB & STARLINK-1477 Miss Distance (Miss Distance) Trend

    CZ-2C DEB & STARLINK-1477 Miss Distance (Miss Distance) TrendNot Available

    CZ-2C DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-1477Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    CZ-2C DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-1477Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with CZ-2C DEB

    No nearby objects data