Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.515418E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-19T18:25:07+0800
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    1 Object 1

    AOE ID 55280
    NORAD ID 55280
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 66479
    NORAD ID 66479
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-5331 STARLINK-35581
    Time of Closest Approach 2026-10-20T22:00:20+0000
    Collision Probability (Pc) 1.515418E-6
    Conjunction Distance (km) 2.337 km
    Relative Speed (km/s) 9.335 km/s
    Conjunction Risk Parameters R (Radial): -2.092 | I (In-track): 0.818 | C (Cross-track): 0.641
    Collision Risk Index (CRI) 0.39
    X Position (km) -4334.458 -4336.534
    Position Y (km) -2757.434 -2757.643
    Position Z (km) 4536.138 4537.188
    Velocity X (km/s) 5.662 3.064
    Velocity Y (km/s) -0.522 -6.873
    Velocity Z (km/s) 5.082 -1.246

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-5331 STARLINK-35581
    Semimajor Axis (a) 6855.133 km 6861.132 km
    Eccentricity (e) 0.000361 0.000154
    Inclination (i) 69.9997° 42.9988°
    RAAN 198.3934° 115.7294°
    Perigee Argument 265.2241° 249.8281°
    Mean Anomaly (M) 94.8522° 110.2406°
    Apogee 479.472 km 484.050 km
    Perigee 474.520 km 481.940 km
    Orbit Epoch 2026-10-19T03:26:02+0000 2026-10-18T19:20:18+0000

    STARLINK-5331 & STARLINK-35581 Collision Probability (Pc) Trend

    STARLINK-5331 & STARLINK-35581 Collision Probability (Pc) TrendNot Available

    STARLINK-5331 & STARLINK-35581 Miss Distance (Miss Distance) Trend

    STARLINK-5331 & STARLINK-35581 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-5331Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-35581Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-5331Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-35581Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-5331

    No nearby objects data