Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.364957E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T03:19:44+0800
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    1 Object 1

    AOE ID 52560
    NORAD ID 52560
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 58948
    NORAD ID 58948
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3956 STARLINK-31311
    Time of Closest Approach 2026-10-22T02:25:24+0000
    Collision Probability (Pc) 1.364957E-6
    Conjunction Distance (km) 2.712 km
    Relative Speed (km/s) 12.105 km/s
    Conjunction Risk Parameters R (Radial): 1.803 | I (In-track): 1.231 | C (Cross-track): 1.61
    Collision Risk Index (CRI) 0.38
    X Position (km) 6381.48 6383.792
    Position Y (km) -2091.565 -2090.19
    Position Z (km) 1282.706 1283.051
    Velocity X (km/s) 2.539 0.365
    Velocity Y (km/s) 4.073 4.785
    Velocity Z (km/s) -5.943 5.944

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3956 STARLINK-31311
    Semimajor Axis (a) 6837.878 km 6840.884 km
    Eccentricity (e) 0.000134 0.000306
    Inclination (i) 53.1578° 53.1636°
    RAAN 184.2512° 347.3544°
    Perigee Argument 88.7718° 327.0295°
    Mean Anomaly (M) 271.3439° 33.0516°
    Apogee 460.661 km 464.840 km
    Perigee 458.821 km 460.654 km
    Orbit Epoch 2026-10-19T01:50:22+0000 2026-10-19T04:01:00+0000

    STARLINK-3956 & STARLINK-31311 Collision Probability (Pc) Trend

    STARLINK-3956 & STARLINK-31311 Collision Probability (Pc) TrendNot Available

    STARLINK-3956 & STARLINK-31311 Miss Distance (Miss Distance) Trend

    STARLINK-3956 & STARLINK-31311 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3956Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31311Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3956Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31311Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3956

    No nearby objects data