Conjunction Event Detail

    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    3.004145E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-12T08:05:08+0800
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    1 Object 1

    AOE ID 53840
    NORAD ID 53840
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 60130
    NORAD ID 60130
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4766 STARLINK-31838
    Time of Closest Approach 2026-09-13T18:12:47+0000
    Collision Probability (Pc) 3.004145E-5
    Conjunction Distance (km) 0.844 km
    Relative Speed (km/s) 7.547 km/s
    Conjunction Risk Parameters R (Radial): -0.834 | I (In-track): -0.101 | C (Cross-track): 0.064
    Collision Risk Index (CRI) 0.65
    X Position (km) -1107.816 -1107.566
    Position Y (km) 4600.165 4599.636
    Position Z (km) -4959.149 -4958.542
    Velocity X (km/s) -7.076 -5.798
    Velocity Y (km/s) 1.103 -4.204
    Velocity Z (km/s) 2.606 -2.606

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4766 STARLINK-31838
    Semimajor Axis (a) 6848.876 km 6848.840 km
    Eccentricity (e) 0.000128 0.000071
    Inclination (i) 53.1590° 53.1604°
    RAAN 165.9142° 244.7189°
    Perigee Argument 89.3215° 22.7117°
    Mean Anomaly (M) 270.7933° 337.3915°
    Apogee 471.617 km 471.188 km
    Perigee 469.861 km 470.218 km
    Orbit Epoch 2026-09-11T11:41:05+0000 2026-09-10T23:22:48+0000

    STARLINK-4766 & STARLINK-31838 Collision Probability (Pc) Trend

    STARLINK-4766 & STARLINK-31838 Collision Probability (Pc) TrendNot Available

    STARLINK-4766 & STARLINK-31838 Miss Distance (Miss Distance) Trend

    STARLINK-4766 & STARLINK-31838 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4766Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31838Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4766Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31838Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4766

    No nearby objects data