Conjunction Event Detail

    High Risk
    High collision probability. Maneuver recommended for primary asset.
    8.325026E-4
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-03T06:27:56+0800
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    1 Object 1

    AOE ID 59544
    NORAD ID 59544
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 66338
    NORAD ID 66338
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-31556 STARLINK-35477
    Time of Closest Approach 2026-09-04T23:49:53+0000
    Collision Probability (Pc) 8.325026E-4
    Conjunction Distance (km) 0.162 km
    Relative Speed (km/s) 9.482 km/s
    Conjunction Risk Parameters R (Radial): 0.128 | I (In-track): 0.074 | C (Cross-track): -0.066
    Collision Risk Index (CRI) 0.93
    X Position (km) 1610.264 1610.199
    Position Y (km) 6195.728 6195.87
    Position Z (km) 2460.53 2460.57
    Velocity X (km/s) -6.212 -5.354
    Velocity Y (km/s) -0.148 3.154
    Velocity Z (km/s) 4.424 -4.423

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-31556 STARLINK-35477
    Semimajor Axis (a) 6861.202 km 6861.070 km
    Eccentricity (e) 0.000141 0.000160
    Inclination (i) 43.0036° 42.9983°
    RAAN 65.1446° 299.1582°
    Perigee Argument 268.9419° 266.3381°
    Mean Anomaly (M) 91.1271° 93.7288°
    Apogee 484.032 km 484.031 km
    Perigee 482.098 km 481.835 km
    Orbit Epoch 2026-09-02T12:03:39+0000 2026-09-01T13:35:20+0000

    STARLINK-31556 & STARLINK-35477 Collision Probability (Pc) Trend

    STARLINK-31556 & STARLINK-35477 Collision Probability (Pc) TrendNot Available

    STARLINK-31556 & STARLINK-35477 Miss Distance (Miss Distance) Trend

    STARLINK-31556 & STARLINK-35477 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-31556Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-35477Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-31556Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-35477Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-31556

    No nearby objects data