Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.14212E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-15T09:10:13+0800
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    1 Object 1

    AOE ID 53676
    NORAD ID 53676
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 68630
    NORAD ID 68630
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4621 STPSAT-7
    Time of Closest Approach 2026-10-15T02:42:01+0000
    Collision Probability (Pc) 1.14212E-6
    Conjunction Distance (km) 2.915 km
    Relative Speed (km/s) 10.53 km/s
    Conjunction Risk Parameters R (Radial): 2.839 | I (In-track): -0.469 | C (Cross-track): -0.468
    Collision Risk Index (CRI) 0.36
    X Position (km) 3063.197 3064.697
    Position Y (km) -1868.808 -1870.122
    Position Z (km) -5883.264 -5885.391
    Velocity X (km/s) -6.332 2.25
    Velocity Y (km/s) 1.697 7.157
    Velocity Z (km/s) -3.838 -1.117

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4621 STPSAT-7
    Semimajor Axis (a) 6882.394 km 6866.836 km
    Eccentricity (e) 0.000224 0.003509
    Inclination (i) 97.2815° 60.0214°
    RAAN 159.8817° 81.1801°
    Perigee Argument 79.2785° 105.7784°
    Mean Anomaly (M) 122.0925° 254.7171°
    Apogee 505.801 km 512.793 km
    Perigee 502.713 km 464.605 km
    Orbit Epoch 2026-10-14T06:00:04+0000 2026-10-14T03:32:50+0000

    STARLINK-4621 & STPSAT-7 Collision Probability (Pc) Trend

    STARLINK-4621 & STPSAT-7 Collision Probability (Pc) TrendNot Available

    STARLINK-4621 & STPSAT-7 Miss Distance (Miss Distance) Trend

    STARLINK-4621 & STPSAT-7 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4621Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STPSAT-7Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4621Collision Probability Trend

    Object 1 Probability TrendNot Available

    STPSAT-7Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4621

    No nearby objects data