Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    3.238134E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T05:03:14+0800
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    1 Object 1

    AOE ID 58518
    NORAD ID 58518
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 63679
    NORAD ID 63679
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-31021 STARLINK-33850
    Time of Closest Approach 2026-10-21T04:26:03+0000
    Collision Probability (Pc) 3.238134E-6
    Conjunction Distance (km) 1.57 km
    Relative Speed (km/s) 6.173 km/s
    Conjunction Risk Parameters R (Radial): 0.317 | I (In-track): 1.408 | C (Cross-track): -0.617
    Collision Risk Index (CRI) 0.45
    X Position (km) 4423.081 4424.192
    Position Y (km) -3241.963 -3240.871
    Position Z (km) 4114.155 4114.348
    Velocity X (km/s) 2.627 5.619
    Velocity Y (km/s) 6.723 4.53
    Velocity Z (km/s) 2.467 -2.467

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-31021 STARLINK-33850
    Semimajor Axis (a) 6861.262 km 6861.144 km
    Eccentricity (e) 0.000056 0.000138
    Inclination (i) 43.0010° 43.0005°
    RAAN 282.3997° 208.5965°
    Perigee Argument 261.8851° 282.9086°
    Mean Anomaly (M) 98.1937° 77.1612°
    Apogee 483.513 km 483.953 km
    Perigee 482.737 km 482.061 km
    Orbit Epoch 2026-10-19T00:22:45+0000 2026-10-19T04:50:33+0000

    STARLINK-31021 & STARLINK-33850 Collision Probability (Pc) Trend

    STARLINK-31021 & STARLINK-33850 Collision Probability (Pc) TrendNot Available

    STARLINK-31021 & STARLINK-33850 Miss Distance (Miss Distance) Trend

    STARLINK-31021 & STARLINK-33850 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-31021Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-33850Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-31021Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-33850Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-31021

    No nearby objects data