Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.336175E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T03:22:22+0800
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    1 Object 1

    AOE ID 52648
    NORAD ID 52648
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 53014
    NORAD ID 53014
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3854 STARLINK-4183
    Time of Closest Approach 2026-10-19T23:30:50+0000
    Collision Probability (Pc) 1.336175E-6
    Conjunction Distance (km) 2.762 km
    Relative Speed (km/s) 12.21 km/s
    Conjunction Risk Parameters R (Radial): -2.653 | I (In-track): -0.463 | C (Cross-track): 0.606
    Collision Risk Index (CRI) 0.38
    X Position (km) 5018.657 5016.194
    Position Y (km) -4622.942 -4621.71
    Position Z (km) 491.609 491.411
    Velocity X (km/s) 2.78 3.438
    Velocity Y (km/s) 3.678 3.073
    Velocity Z (km/s) 6.088 -6.089

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3854 STARLINK-4183
    Semimajor Axis (a) 6840.885 km 6837.867 km
    Eccentricity (e) 0.000138 0.000134
    Inclination (i) 53.1597° 53.1578°
    RAAN 318.5223° 144.8563°
    Perigee Argument 82.6824° 68.9309°
    Mean Anomaly (M) 277.4335° 291.1837°
    Apogee 463.695 km 460.645 km
    Perigee 461.801 km 458.815 km
    Orbit Epoch 2026-10-19T01:36:21+0000 2026-10-19T00:53:06+0000

    STARLINK-3854 & STARLINK-4183 Collision Probability (Pc) Trend

    STARLINK-3854 & STARLINK-4183 Collision Probability (Pc) TrendNot Available

    STARLINK-3854 & STARLINK-4183 Miss Distance (Miss Distance) Trend

    STARLINK-3854 & STARLINK-4183 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3854Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-4183Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3854Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-4183Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3854

    No nearby objects data