Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.556222E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-27T02:00:24+0800
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    1 Object 1

    AOE ID 47808
    NORAD ID 47808
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 55946
    NORAD ID 55946
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-2389 STARLINK-5857
    Time of Closest Approach 2026-10-26T21:09:25+0000
    Collision Probability (Pc) 1.556222E-6
    Conjunction Distance (km) 2.592 km
    Relative Speed (km/s) 13.411 km/s
    Conjunction Risk Parameters R (Radial): -2.065 | I (In-track): -0.747 | C (Cross-track): 1.376
    Collision Risk Index (CRI) 0.39
    X Position (km) -3285.894 -3286.268
    Position Y (km) -5931.792 -5929.274
    Position Z (km) -839.128 -838.641
    Velocity X (km/s) 3.677 2.726
    Velocity Y (km/s) -2.883 -0.509
    Velocity Z (km/s) 6.045 -7.12

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-2389 STARLINK-5857
    Semimajor Axis (a) 6830.885 km 6828.105 km
    Eccentricity (e) 0.000264 0.000350
    Inclination (i) 53.1602° 70.0016°
    RAAN 249.3862° 60.1138°
    Perigee Argument 82.3797° 268.4518°
    Mean Anomaly (M) 277.7506° 21.7331°
    Apogee 454.550 km 452.360 km
    Perigee 450.946 km 447.576 km
    Orbit Epoch 2026-10-26T05:35:48+0000 2026-10-26T06:00:02+0000

    STARLINK-2389 & STARLINK-5857 Collision Probability (Pc) Trend

    STARLINK-2389 & STARLINK-5857 Collision Probability (Pc) TrendNot Available

    STARLINK-2389 & STARLINK-5857 Miss Distance (Miss Distance) Trend

    STARLINK-2389 & STARLINK-5857 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-2389Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-5857Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-2389Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-5857Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-2389

    No nearby objects data