Conjunction Event Detail

    ✅
    Very Low Risk
    Very low collision probability. Continue monitoring.
    6.368381E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T15:40:44+0800
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    1 Object 1

    AOE ID 52472
    NORAD ID 52472
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 69513
    NORAD ID 69513
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3881 STARLINK-37552
    Time of Closest Approach 2026-10-22T09:54:03+0000
    Collision Probability (Pc) 6.368381E-7
    Conjunction Distance (km) 2.557 km
    Relative Speed (km/s) 2.557 km/s
    Conjunction Risk Parameters R (Radial): 2.493 | I (In-track): -0.557 | C (Cross-track): 0.095
    Collision Risk Index (CRI) 0.31
    X Position (km) 4162.727 4161.185
    Position Y (km) 202.888 203.379
    Position Z (km) -5435.219 -5433.241
    Velocity X (km/s) -1.378 0.647
    Velocity Y (km/s) 7.456 7.556
    Velocity Z (km/s) -0.778 0.779

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3881 STARLINK-37552
    Semimajor Axis (a) 6843.372 km 6840.832 km
    Eccentricity (e) 0.000140 0.000200
    Inclination (i) 53.1575° 53.1591°
    RAAN 120.9296° 94.6342°
    Perigee Argument 88.7183° 88.6739°
    Mean Anomaly (M) 271.3980° 271.4493°
    Apogee 466.194 km 464.064 km
    Perigee 464.276 km 461.326 km
    Orbit Epoch 2026-10-18T23:25:32+0000 2026-10-19T10:21:13+0000

    STARLINK-3881 & STARLINK-37552 Collision Probability (Pc) Trend

    STARLINK-3881 & STARLINK-37552 Collision Probability (Pc) TrendNot Available

    STARLINK-3881 & STARLINK-37552 Miss Distance (Miss Distance) Trend

    STARLINK-3881 & STARLINK-37552 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3881Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37552Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3881Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37552Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3881

    No nearby objects data