Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    7.17745E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T04:03:58+0800
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    1 Object 1

    AOE ID 54842
    NORAD ID 54842
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 63902
    NORAD ID 63902
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-5387 STARLINK-33955
    Time of Closest Approach 2026-10-21T20:25:58+0000
    Collision Probability (Pc) 7.17745E-6
    Conjunction Distance (km) 1.119 km
    Relative Speed (km/s) 3.825 km/s
    Conjunction Risk Parameters R (Radial): 0.008 | I (In-track): -1.083 | C (Cross-track): 0.279
    Collision Risk Index (CRI) 0.52
    X Position (km) -3535.638 -3536.459
    Position Y (km) -3795.007 -3794.247
    Position Z (km) -4494.654 -4494.661
    Velocity X (km/s) 4.542 6.248
    Velocity Y (km/s) -5.943 -4.113
    Velocity Z (km/s) 1.447 -1.444

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-5387 STARLINK-33955
    Semimajor Axis (a) 6861.204 km 6861.140 km
    Eccentricity (e) 0.000180 0.000134
    Inclination (i) 43.0051° 42.9994°
    RAAN 310.8621° 353.6273°
    Perigee Argument 282.4435° 271.4917°
    Mean Anomaly (M) 77.6215° 88.5780°
    Apogee 484.301 km 483.924 km
    Perigee 481.833 km 482.082 km
    Orbit Epoch 2026-10-19T02:50:44+0000 2026-10-19T04:33:34+0000

    STARLINK-5387 & STARLINK-33955 Collision Probability (Pc) Trend

    STARLINK-5387 & STARLINK-33955 Collision Probability (Pc) TrendNot Available

    STARLINK-5387 & STARLINK-33955 Miss Distance (Miss Distance) Trend

    STARLINK-5387 & STARLINK-33955 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-5387Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-33955Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-5387Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-33955Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-5387

    No nearby objects data