Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.171888E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-11T23:43:38+0800
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    1 Object 1

    AOE ID 53476
    NORAD ID 53476
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 68695
    NORAD ID 68695
    Object Type UNKNOWN
    Country
    CN CN

    Conjunction Constraints

    Parameter STARLINK-4378 OBJECT E
    Time of Closest Approach 2026-09-12T00:55:43+0000
    Collision Probability (Pc) 1.171888E-6
    Conjunction Distance (km) 2.213 km
    Relative Speed (km/s) 5.002 km/s
    Conjunction Risk Parameters R (Radial): 2.202 | I (In-track): 0.213 | C (Cross-track): 0.067
    Collision Risk Index (CRI) 0.36
    X Position (km) 233.323 233.617
    Position Y (km) 929.226 929.489
    Position Z (km) -6864.908 -6867.085
    Velocity X (km/s) 7.467 6.6
    Velocity Y (km/s) 1.187 -3.689
    Velocity Z (km/s) 0.414 -0.284

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4378 OBJECT E
    Semimajor Axis (a) 6923.554 km 6917.650 km
    Eccentricity (e) 0.000139 0.001734
    Inclination (i) 97.2869° 97.6586°
    RAAN 8.7645° 329.7292°
    Perigee Argument 143.2628° 134.3759°
    Mean Anomaly (M) 265.7976° 225.8892°
    Apogee 546.380 km 551.507 km
    Perigee 544.454 km 527.519 km
    Orbit Epoch 2026-09-11T08:00:04+0000 2026-09-11T06:14:21+0000

    STARLINK-4378 & OBJECT E Collision Probability (Pc) Trend

    STARLINK-4378 & OBJECT E Collision Probability (Pc) TrendNot Available

    STARLINK-4378 & OBJECT E Miss Distance (Miss Distance) Trend

    STARLINK-4378 & OBJECT E Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4378Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    OBJECT EMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4378Collision Probability Trend

    Object 1 Probability TrendNot Available

    OBJECT ECollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4378

    No nearby objects data