Conjunction Event Detail

    ✅
    Very Low Risk
    Very low collision probability. Continue monitoring.
    9.256239E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-28T01:24:57+0800
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    1 Object 1

    AOE ID 53906
    NORAD ID 53906
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 59868
    NORAD ID 59868
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-5054 STARLINK-31921
    Time of Closest Approach 2026-10-28T19:07:20+0000
    Collision Probability (Pc) 9.256239E-7
    Conjunction Distance (km) 1.98 km
    Relative Speed (km/s) 2.086 km/s
    Conjunction Risk Parameters R (Radial): 1.412 | I (In-track): -1.373 | C (Cross-track): 0.193
    Collision Risk Index (CRI) 0.34
    X Position (km) 3958.614 3958.303
    Position Y (km) -4062.019 -4063.318
    Position Z (km) -3859.961 -3861.422
    Velocity X (km/s) 6.016 6.224
    Velocity Y (km/s) 1.745 3.274
    Velocity Z (km/s) 4.339 2.936

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-5054 STARLINK-31921
    Semimajor Axis (a) 6856.476 km 6861.214 km
    Eccentricity (e) 0.000148 0.000325
    Inclination (i) 53.1596° 43.0038°
    RAAN 352.1150° 10.3471°
    Perigee Argument 63.0698° 265.4027°
    Mean Anomaly (M) 12.7784° 94.6453°
    Apogee 479.356 km 485.308 km
    Perigee 477.322 km 480.846 km
    Orbit Epoch 2026-10-27T06:00:04+0000 2026-10-27T04:07:59+0000

    STARLINK-5054 & STARLINK-31921 Collision Probability (Pc) Trend

    STARLINK-5054 & STARLINK-31921 Collision Probability (Pc) TrendNot Available

    STARLINK-5054 & STARLINK-31921 Miss Distance (Miss Distance) Trend

    STARLINK-5054 & STARLINK-31921 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-5054Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31921Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-5054Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31921Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-5054

    No nearby objects data