Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.22724E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-12T21:27:47+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 58393
    NORAD ID 58393
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3956 STARLINK-30939
    Time of Closest Approach 2026-10-12T19:58:53+0000
    Collision Probability (Pc) 1.22724E-6
    Conjunction Distance (km) 2.888 km
    Relative Speed (km/s) 11.698 km/s
    Conjunction Risk Parameters R (Radial): -2.884 | I (In-track): -0.072 | C (Cross-track): -0.099
    Collision Risk Index (CRI) 0.37
    X Position (km) -4055.052 -4056.667
    Position Y (km) -4911.847 -4913.995
    Position Z (km) 2480.201 2481.256
    Velocity X (km/s) 5.147 2.433
    Velocity Y (km/s) -1.486 -4.771
    Velocity Z (km/s) 5.448 -5.447

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3956 STARLINK-30939
    Semimajor Axis (a) 6837.872 km 6840.817 km
    Eccentricity (e) 0.000158 0.000134
    Inclination (i) 53.1587° 53.1604°
    RAAN 216.2501° 72.7398°
    Perigee Argument 96.3490° 84.9557°
    Mean Anomaly (M) 263.7693° 275.1598°
    Apogee 460.815 km 463.596 km
    Perigee 458.655 km 461.764 km
    Orbit Epoch 2026-10-12T05:48:17+0000 2026-10-11T16:44:35+0000

    STARLINK-3956 & STARLINK-30939 Collision Probability (Pc) Trend

    STARLINK-3956 & STARLINK-30939 Collision Probability (Pc) TrendNot Available

    STARLINK-3956 & STARLINK-30939 Miss Distance (Miss Distance) Trend

    STARLINK-3956 & STARLINK-30939 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3956Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-30939Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3956Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-30939Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3956

    No nearby objects data