Conjunction Event Detail

    Very Low Risk
    Very low collision probability. Continue monitoring.
    5.283391E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-11T23:42:48+0800
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    1 Object 1

    AOE ID 53613
    NORAD ID 53613
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 58716
    NORAD ID 58716
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4655 STARLINK-31098
    Time of Closest Approach 2026-09-13T04:10:51+0000
    Collision Probability (Pc) 5.283391E-7
    Conjunction Distance (km) 2.981 km
    Relative Speed (km/s) 2.576 km/s
    Conjunction Risk Parameters R (Radial): 2.975 | I (In-track): 0.189 | C (Cross-track): -0.028
    Collision Risk Index (CRI) 0.29
    X Position (km) -4156.278 -4158.084
    Position Y (km) -6.363 -6.556
    Position Z (km) 5419.67 5422.032
    Velocity X (km/s) 1.034 -1.011
    Velocity Y (km/s) -7.53 -7.531
    Velocity Z (km/s) 0.782 -0.783

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4655 STARLINK-31098
    Semimajor Axis (a) 6837.893 km 6840.889 km
    Eccentricity (e) 0.000140 0.000149
    Inclination (i) 53.1601° 53.1612°
    RAAN 111.1475° 88.3679°
    Perigee Argument 88.2600° 112.9723°
    Mean Anomaly (M) 271.8564° 247.1438°
    Apogee 460.716 km 463.775 km
    Perigee 458.796 km 461.729 km
    Orbit Epoch 2026-09-11T06:31:04+0000 2026-09-10T22:36:27+0000

    STARLINK-4655 & STARLINK-31098 Collision Probability (Pc) Trend

    STARLINK-4655 & STARLINK-31098 Collision Probability (Pc) TrendNot Available

    STARLINK-4655 & STARLINK-31098 Miss Distance (Miss Distance) Trend

    STARLINK-4655 & STARLINK-31098 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4655Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31098Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4655Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31098Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4655

    No nearby objects data