Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.486394E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-04T16:49:18+0800
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    1 Object 1

    AOE ID 53654
    NORAD ID 53654
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 58534
    NORAD ID 58534
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4420 STARLINK-30936
    Time of Closest Approach 2026-09-05T09:42:26+0000
    Collision Probability (Pc) 1.486394E-6
    Conjunction Distance (km) 2.765 km
    Relative Speed (km/s) 14.72 km/s
    Conjunction Risk Parameters R (Radial): -2.447 | I (In-track): 0.35 | C (Cross-track): 1.237
    Collision Risk Index (CRI) 0.38
    X Position (km) -4018.273 -4018.691
    Position Y (km) 5311.719 5314.245
    Position Z (km) -1594.841 -1595.885
    Velocity X (km/s) -0.265 -2.91
    Velocity Y (km/s) 1.999 -3.948
    Velocity Z (km/s) 7.358 -5.844

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4420 STARLINK-30936
    Semimajor Axis (a) 6843.706 km 6848.867 km
    Eccentricity (e) 0.000188 0.000113
    Inclination (i) 97.2856° 53.1601°
    RAAN 124.0676° 305.4262°
    Perigee Argument 94.3865° 117.1175°
    Mean Anomaly (M) 265.7592° 242.9942°
    Apogee 466.856 km 471.505 km
    Perigee 464.282 km 469.955 km
    Orbit Epoch 2026-09-04T02:26:38+0000 2026-09-03T13:00:13+0000

    STARLINK-4420 & STARLINK-30936 Collision Probability (Pc) Trend

    STARLINK-4420 & STARLINK-30936 Collision Probability (Pc) TrendNot Available

    STARLINK-4420 & STARLINK-30936 Miss Distance (Miss Distance) Trend

    STARLINK-4420 & STARLINK-30936 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4420Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-30936Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4420Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-30936Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4420

    No nearby objects data