Conjunction Event Detail

    ✅
    Very Low Risk
    Very low collision probability. Continue monitoring.
    6.329539E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-21T21:30:37+0800
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    1 Object 1

    AOE ID 52608
    NORAD ID 52608
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 66238
    NORAD ID 66238
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3979 STARLINK-35556
    Time of Closest Approach 2026-10-22T21:30:39+0000
    Collision Probability (Pc) 6.329539E-7
    Conjunction Distance (km) 2.492 km
    Relative Speed (km/s) 2.334 km/s
    Conjunction Risk Parameters R (Radial): -1.473 | I (In-track): -1.986 | C (Cross-track): 0.305
    Collision Risk Index (CRI) 0.31
    X Position (km) 3002.242 3002.982
    Position Y (km) 2861.534 2859.464
    Position Z (km) 5430.6 5429.427
    Velocity X (km/s) -5.88 -4.536
    Velocity Y (km/s) 4.825 6.107
    Velocity Z (km/s) 0.707 -0.706

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3979 STARLINK-35556
    Semimajor Axis (a) 6840.892 km 6840.784 km
    Eccentricity (e) 0.000085 0.000215
    Inclination (i) 53.1599° 53.1581°
    RAAN 336.2622° 311.2352°
    Perigee Argument 80.8735° 93.2240°
    Mean Anomaly (M) 279.2364° 266.9008°
    Apogee 463.339 km 464.116 km
    Perigee 462.171 km 461.178 km
    Orbit Epoch 2026-10-20T09:44:43+0000 2026-10-21T01:19:26+0000

    STARLINK-3979 & STARLINK-35556 Collision Probability (Pc) Trend

    STARLINK-3979 & STARLINK-35556 Collision Probability (Pc) TrendNot Available

    STARLINK-3979 & STARLINK-35556 Miss Distance (Miss Distance) Trend

    STARLINK-3979 & STARLINK-35556 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3979Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-35556Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3979Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-35556Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3979

    No nearby objects data