Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.07054E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-03T05:36:57+0800
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    1 Object 1

    AOE ID 52108
    NORAD ID 52108
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 52878
    NORAD ID 52878
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3698 STARLINK-4171
    Time of Closest Approach 2026-09-03T19:08:01+0000
    Collision Probability (Pc) 1.07054E-6
    Conjunction Distance (km) 2.544 km
    Relative Speed (km/s) 6.675 km/s
    Conjunction Risk Parameters R (Radial): 2.471 | I (In-track): -0.546 | C (Cross-track): 0.266
    Collision Risk Index (CRI) 0.36
    X Position (km) -3252.639 -3251.039
    Position Y (km) -3208.575 -3207.85
    Position Z (km) -5102.071 -5100.23
    Velocity X (km/s) 6.583 3.046
    Velocity Y (km/s) -3.134 -6.626
    Velocity Z (km/s) -2.228 2.227

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3698 STARLINK-4171
    Semimajor Axis (a) 6843.380 km 6840.874 km
    Eccentricity (e) 0.000108 0.000121
    Inclination (i) 53.1615° 53.1583°
    RAAN 358.0211° 287.5023°
    Perigee Argument 77.1489° 82.3376°
    Mean Anomaly (M) 282.9634° 277.7763°
    Apogee 465.984 km 463.564 km
    Perigee 464.502 km 461.910 km
    Orbit Epoch 2026-09-01T14:26:18+0000 2026-09-02T12:10:00+0000

    STARLINK-3698 & STARLINK-4171 Collision Probability (Pc) Trend

    STARLINK-3698 & STARLINK-4171 Collision Probability (Pc) TrendNot Available

    STARLINK-3698 & STARLINK-4171 Miss Distance (Miss Distance) Trend

    STARLINK-3698 & STARLINK-4171 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3698Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-4171Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3698Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-4171Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3698

    No nearby objects data