Conjunction Event Detail

    ✅
    Very Low Risk
    Very low collision probability. Continue monitoring.
    5.434083E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-21T15:25:57+0800
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    1 Object 1

    AOE ID 53291
    NORAD ID 53291
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 63703
    NORAD ID 63703
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4166 STARLINK-33868
    Time of Closest Approach 2026-10-21T11:59:38+0000
    Collision Probability (Pc) 5.434083E-7
    Conjunction Distance (km) 2.894 km
    Relative Speed (km/s) 2.559 km/s
    Conjunction Risk Parameters R (Radial): -2.818 | I (In-track): 0.645 | C (Cross-track): 0.108
    Collision Risk Index (CRI) 0.3
    X Position (km) -3475.535 -3476.608
    Position Y (km) 2294.536 2296.028
    Position Z (km) -5430.691 -5432.926
    Velocity X (km/s) -4.99 -3.296
    Velocity Y (km/s) -5.713 -6.83
    Velocity Z (km/s) 0.78 -0.778

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4166 STARLINK-33868
    Semimajor Axis (a) 6837.859 km 6840.835 km
    Eccentricity (e) 0.000161 0.000158
    Inclination (i) 53.1572° 53.1548°
    RAAN 227.7353° 254.0516°
    Perigee Argument 80.2197° 87.5908°
    Mean Anomaly (M) 279.8988° 272.5275°
    Apogee 460.825 km 463.777 km
    Perigee 458.619 km 461.619 km
    Orbit Epoch 2026-10-20T19:10:07+0000 2026-10-20T08:16:46+0000

    STARLINK-4166 & STARLINK-33868 Collision Probability (Pc) Trend

    STARLINK-4166 & STARLINK-33868 Collision Probability (Pc) TrendNot Available

    STARLINK-4166 & STARLINK-33868 Miss Distance (Miss Distance) Trend

    STARLINK-4166 & STARLINK-33868 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4166Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-33868Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4166Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-33868Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4166

    No nearby objects data