Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    5.494475E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-04T18:14:44+0800
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    1 Object 1

    AOE ID 58669
    NORAD ID 58669
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 66491
    NORAD ID 66491
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-31128 STARLINK-35663
    Time of Closest Approach 2026-09-06T09:57:08+0000
    Collision Probability (Pc) 5.494475E-6
    Conjunction Distance (km) 1.39 km
    Relative Speed (km/s) 7.637 km/s
    Conjunction Risk Parameters R (Radial): -0.413 | I (In-track): -1.145 | C (Cross-track): -0.669
    Collision Risk Index (CRI) 0.5
    X Position (km) -5745.463 -5745.636
    Position Y (km) -740.56 -741.92
    Position Z (km) 3667.418 3667.644
    Velocity X (km/s) 2.874 -1.184
    Velocity Y (km/s) -6.287 -6.81
    Velocity Z (km/s) 3.224 -3.224

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-31128 STARLINK-35663
    Semimajor Axis (a) 6861.211 km 6861.185 km
    Eccentricity (e) 0.000091 0.000155
    Inclination (i) 42.9994° 43.0001°
    RAAN 157.5323° 66.5391°
    Perigee Argument 286.9827° 251.5141°
    Mean Anomaly (M) 73.0925° 108.5543°
    Apogee 483.697 km 484.110 km
    Perigee 482.451 km 481.986 km
    Orbit Epoch 2026-09-04T02:48:08+0000 2026-09-03T12:20:49+0000

    STARLINK-31128 & STARLINK-35663 Collision Probability (Pc) Trend

    STARLINK-31128 & STARLINK-35663 Collision Probability (Pc) TrendNot Available

    STARLINK-31128 & STARLINK-35663 Miss Distance (Miss Distance) Trend

    STARLINK-31128 & STARLINK-35663 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-31128Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-35663Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-31128Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-35663Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-31128

    No nearby objects data