Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    2.654114E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-25T10:37:19+0800
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    1 Object 1

    AOE ID 53189
    NORAD ID 53189
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 55051
    NORAD ID 55051
    Object Type PAYLOAD
    Country
    IT IT

    Conjunction Constraints

    Parameter STARLINK-4391 ION SCV-008
    Time of Closest Approach 2026-10-25T13:32:23+0000
    Collision Probability (Pc) 2.654114E-6
    Conjunction Distance (km) 1.642 km
    Relative Speed (km/s) 5.587 km/s
    Conjunction Risk Parameters R (Radial): -0.743 | I (In-track): -1.362 | C (Cross-track): -0.532
    Collision Risk Index (CRI) 0.43
    X Position (km) -300.604 -299.228
    Position Y (km) 905.804 906.299
    Position Z (km) -6785.018 -6785.763
    Velocity X (km/s) 7.565 6.091
    Velocity Y (km/s) -0.765 4.566
    Velocity Z (km/s) -0.437 0.341

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4391 ION SCV-008
    Semimajor Axis (a) 6843.710 km 6854.079 km
    Eccentricity (e) 0.000118 0.001290
    Inclination (i) 97.2855° 97.5732°
    RAAN 351.9523° 35.8810°
    Perigee Argument 68.7970° 277.2891°
    Mean Anomaly (M) 291.3399° 82.6882°
    Apogee 466.381 km 484.787 km
    Perigee 464.765 km 467.097 km
    Orbit Epoch 2026-10-23T16:31:43+0000 2026-10-24T06:31:38+0000

    STARLINK-4391 & ION SCV-008 Collision Probability (Pc) Trend

    STARLINK-4391 & ION SCV-008 Collision Probability (Pc) TrendNot Available

    STARLINK-4391 & ION SCV-008 Miss Distance (Miss Distance) Trend

    STARLINK-4391 & ION SCV-008 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4391Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    ION SCV-008Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4391Collision Probability Trend

    Object 1 Probability TrendNot Available

    ION SCV-008Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4391

    No nearby objects data