Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.232751E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-12T00:36:53+0800
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    1 Object 1

    AOE ID 52472
    NORAD ID 52472
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 68072
    NORAD ID 68072
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3881 STARLINK-36972
    Time of Closest Approach 2026-09-12T18:18:34+0000
    Collision Probability (Pc) 1.232751E-6
    Conjunction Distance (km) 2.599 km
    Relative Speed (km/s) 9.063 km/s
    Conjunction Risk Parameters R (Radial): -2.581 | I (In-track): 0.245 | C (Cross-track): 0.171
    Collision Risk Index (CRI) 0.37
    X Position (km) 1922.801 1921.801
    Position Y (km) 4716.028 4714.365
    Position Z (km) 4561.653 4559.925
    Velocity X (km/s) -4.551 -6.838
    Velocity Y (km/s) 5.125 -0.482
    Velocity Z (km/s) -3.371 3.371

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3881 STARLINK-36972
    Semimajor Axis (a) 6843.388 km 6840.833 km
    Eccentricity (e) 0.000115 0.000088
    Inclination (i) 53.1604° 53.1605°
    RAAN 297.7140° 35.4342°
    Perigee Argument 90.8325° 90.5317°
    Mean Anomaly (M) 269.2809° 269.5787°
    Apogee 466.040 km 463.301 km
    Perigee 464.462 km 462.091 km
    Orbit Epoch 2026-09-11T02:40:14+0000 2026-09-10T16:02:31+0000

    STARLINK-3881 & STARLINK-36972 Collision Probability (Pc) Trend

    STARLINK-3881 & STARLINK-36972 Collision Probability (Pc) TrendNot Available

    STARLINK-3881 & STARLINK-36972 Miss Distance (Miss Distance) Trend

    STARLINK-3881 & STARLINK-36972 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3881Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-36972Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3881Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-36972Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3881

    No nearby objects data