Conjunction Event Detail

    ⚠
    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    1.977774E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T10:52:50+0800
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    1 Object 1

    AOE ID 52650
    NORAD ID 52650
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 65698
    NORAD ID 65698
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3891 STARLINK-35090
    Time of Closest Approach 2026-10-21T20:20:53+0000
    Collision Probability (Pc) 1.977774E-5
    Conjunction Distance (km) 0.95 km
    Relative Speed (km/s) 7.348 km/s
    Conjunction Risk Parameters R (Radial): -0.036 | I (In-track): 0.831 | C (Cross-track): 0.458
    Collision Risk Index (CRI) 0.61
    X Position (km) -2064.566 -2065.429
    Position Y (km) -4206.781 -4206.386
    Position Z (km) -4991.26 -4991.287
    Velocity X (km/s) 4.818 7.177
    Velocity Y (km/s) -5.347 -0.542
    Velocity Z (km/s) 2.516 -2.517

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3891 STARLINK-35090
    Semimajor Axis (a) 6840.875 km 6840.831 km
    Eccentricity (e) 0.000126 0.000321
    Inclination (i) 53.1594° 53.1593°
    RAAN 306.5428° 22.9425°
    Perigee Argument 89.0971° 112.6370°
    Mean Anomaly (M) 271.0176° 247.4972°
    Apogee 463.601 km 464.892 km
    Perigee 461.875 km 460.496 km
    Orbit Epoch 2026-10-19T18:36:33+0000 2026-10-19T06:19:05+0000

    STARLINK-3891 & STARLINK-35090 Collision Probability (Pc) Trend

    STARLINK-3891 & STARLINK-35090 Collision Probability (Pc) TrendNot Available

    STARLINK-3891 & STARLINK-35090 Miss Distance (Miss Distance) Trend

    STARLINK-3891 & STARLINK-35090 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3891Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-35090Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3891Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-35090Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3891

    No nearby objects data