Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.964129E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-29T01:15:31+0800
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    1 Object 1

    AOE ID 57884
    NORAD ID 57884
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 59731
    NORAD ID 59731
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-30340 STARLINK-31817
    Time of Closest Approach 2026-10-30T21:06:21+0000
    Collision Probability (Pc) 1.964129E-6
    Conjunction Distance (km) 1.997 km
    Relative Speed (km/s) 8.063 km/s
    Conjunction Risk Parameters R (Radial): -0.393 | I (In-track): -1.659 | C (Cross-track): 1.038
    Collision Risk Index (CRI) 0.41
    X Position (km) -1447.83 -1446.015
    Position Y (km) -5734.698 -5735.504
    Position Z (km) -3480.707 -3480.908
    Velocity X (km/s) 6.77 5.771
    Velocity Y (km/s) 0.399 -3.562
    Velocity Z (km/s) -3.475 3.475

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-30340 STARLINK-31817
    Semimajor Axis (a) 6861.218 km 6861.186 km
    Eccentricity (e) 0.000146 0.000133
    Inclination (i) 43.0039° 43.0028°
    RAAN 53.8867° 312.2168°
    Perigee Argument 272.9250° 260.3624°
    Mean Anomaly (M) 103.0852° 200.9257°
    Apogee 484.080 km 483.963 km
    Perigee 482.082 km 482.135 km
    Orbit Epoch 2026-10-27T20:00:02+0000 2026-10-27T20:00:02+0000

    STARLINK-30340 & STARLINK-31817 Collision Probability (Pc) Trend

    STARLINK-30340 & STARLINK-31817 Collision Probability (Pc) TrendNot Available

    STARLINK-30340 & STARLINK-31817 Miss Distance (Miss Distance) Trend

    STARLINK-30340 & STARLINK-31817 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-30340Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31817Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-30340Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31817Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-30340

    No nearby objects data