Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.003523E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-11T15:15:27+0800
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    1 Object 1

    AOE ID 51117
    NORAD ID 51117
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 52877
    NORAD ID 52877
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3391 STARLINK-4214
    Time of Closest Approach 2026-09-13T02:53:27+0000
    Collision Probability (Pc) 1.003523E-6
    Conjunction Distance (km) 2.827 km
    Relative Speed (km/s) 7.812 km/s
    Conjunction Risk Parameters R (Radial): -2.764 | I (In-track): -0.502 | C (Cross-track): -0.303
    Collision Risk Index (CRI) 0.35
    X Position (km) -1684.388 -1685.619
    Position Y (km) 4471.683 4473.285
    Position Z (km) -4898.858 -4900.835
    Velocity X (km/s) -7.116 -5.144
    Velocity Y (km/s) 0.307 -4.924
    Velocity Z (km/s) 2.729 -2.728

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3391 STARLINK-4214
    Semimajor Axis (a) 6837.880 km 6840.910 km
    Eccentricity (e) 0.000139 0.000100
    Inclination (i) 53.1618° 53.1586°
    RAAN 175.7483° 250.3669°
    Perigee Argument 90.4827° 82.6329°
    Mean Anomaly (M) 269.6335° 277.4788°
    Apogee 460.694 km 463.459 km
    Perigee 458.792 km 462.087 km
    Orbit Epoch 2026-09-09T22:37:02+0000 2026-09-10T23:48:35+0000

    STARLINK-3391 & STARLINK-4214 Collision Probability (Pc) Trend

    STARLINK-3391 & STARLINK-4214 Collision Probability (Pc) TrendNot Available

    STARLINK-3391 & STARLINK-4214 Miss Distance (Miss Distance) Trend

    STARLINK-3391 & STARLINK-4214 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3391Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-4214Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3391Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-4214Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3391

    No nearby objects data