Conjunction Event Detail

    ✅
    Very Low Risk
    Very low collision probability. Continue monitoring.
    9.680366E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-21T08:35:18+0800
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    1 Object 1

    AOE ID 55351
    NORAD ID 55351
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 59676
    NORAD ID 59676
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-5659 STARLINK-31884
    Time of Closest Approach 2026-10-21T05:59:40+0000
    Collision Probability (Pc) 9.680366E-7
    Conjunction Distance (km) 2.921 km
    Relative Speed (km/s) 7.883 km/s
    Conjunction Risk Parameters R (Radial): 0.562 | I (In-track): -2.453 | C (Cross-track): -1.482
    Collision Risk Index (CRI) 0.35
    X Position (km) 2136.691 2133.847
    Position Y (km) 5461.387 5461.984
    Position Z (km) -3565.6 -3565.309
    Velocity X (km/s) -5.329 -6.82
    Velocity Y (km/s) 4.281 0.468
    Velocity Z (km/s) 3.368 -3.368

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-5659 STARLINK-31884
    Semimajor Axis (a) 6861.194 km 6861.049 km
    Eccentricity (e) 0.000110 0.000137
    Inclination (i) 43.0018° 43.0018°
    RAAN 115.2165° 214.0836°
    Perigee Argument 269.7398° 255.1794°
    Mean Anomaly (M) 90.3328° 104.8906°
    Apogee 483.815 km 483.853 km
    Perigee 482.299 km 481.971 km
    Orbit Epoch 2026-10-20T05:06:10+0000 2026-10-20T03:53:15+0000

    STARLINK-5659 & STARLINK-31884 Collision Probability (Pc) Trend

    STARLINK-5659 & STARLINK-31884 Collision Probability (Pc) TrendNot Available

    STARLINK-5659 & STARLINK-31884 Miss Distance (Miss Distance) Trend

    STARLINK-5659 & STARLINK-31884 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-5659Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31884Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-5659Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31884Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-5659

    No nearby objects data