Conjunction Event Detail

    ✅
    Very Low Risk
    Very low collision probability. Continue monitoring.
    3.949198E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-21T08:00:18+0800
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    1 Object 1

    AOE ID 58482
    NORAD ID 58482
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 59417
    NORAD ID 59417
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-30997 STARLINK-31401
    Time of Closest Approach 2026-10-22T23:27:10+0000
    Collision Probability (Pc) 3.949198E-7
    Conjunction Distance (km) 2.984 km
    Relative Speed (km/s) 1.308 km/s
    Conjunction Risk Parameters R (Radial): 0.495 | I (In-track): -2.93 | C (Cross-track): 0.255
    Collision Risk Index (CRI) 0.27
    X Position (km) 2734.636 2732.362
    Position Y (km) -4225.557 -4227.458
    Position Z (km) 4653.216 4653.554
    Velocity X (km/s) 6.14 6.624
    Velocity Y (km/s) 4.5 3.752
    Velocity Z (km/s) 0.477 -0.48

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-30997 STARLINK-31401
    Semimajor Axis (a) 6861.172 km 6861.220 km
    Eccentricity (e) 0.000073 0.000106
    Inclination (i) 42.9980° 43.0008°
    RAAN 235.6905° 221.6384°
    Perigee Argument 249.9905° 271.3097°
    Mean Anomaly (M) 110.0869° 88.7633°
    Apogee 483.533 km 483.814 km
    Perigee 482.537 km 482.352 km
    Orbit Epoch 2026-10-20T05:10:36+0000 2026-10-20T03:33:33+0000

    STARLINK-30997 & STARLINK-31401 Collision Probability (Pc) Trend

    STARLINK-30997 & STARLINK-31401 Collision Probability (Pc) TrendNot Available

    STARLINK-30997 & STARLINK-31401 Miss Distance (Miss Distance) Trend

    STARLINK-30997 & STARLINK-31401 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-30997Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31401Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-30997Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31401Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-30997

    No nearby objects data