Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    5.197443E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-13T02:05:42+0800
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    1 Object 1

    AOE ID 58227
    NORAD ID 58227
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 63778
    NORAD ID 63778
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-30874 STARLINK-33938
    Time of Closest Approach 2026-09-15T02:58:40+0000
    Collision Probability (Pc) 5.197443E-6
    Conjunction Distance (km) 1.49 km
    Relative Speed (km/s) 9.829 km/s
    Conjunction Risk Parameters R (Radial): -1.485 | I (In-track): 0.078 | C (Cross-track): 0.068
    Collision Risk Index (CRI) 0.49
    X Position (km) 4749.98 4748.881
    Position Y (km) 4530.001 4529.095
    Position Z (km) -2003.62 -2003.184
    Velocity X (km/s) -5.058 -2.987
    Velocity Y (km/s) 3.229 5.206
    Velocity Z (km/s) -4.701 4.702

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-30874 STARLINK-33938
    Semimajor Axis (a) 6861.204 km 6861.164 km
    Eccentricity (e) 0.000107 0.000202
    Inclination (i) 43.0018° 43.0005°
    RAAN 220.6174° 80.8415°
    Perigee Argument 268.8618° 280.5982°
    Mean Anomaly (M) 91.2110° 79.4642°
    Apogee 483.805 km 484.416 km
    Perigee 482.329 km 481.638 km
    Orbit Epoch 2026-09-12T06:36:17+0000 2026-09-11T22:11:54+0000

    STARLINK-30874 & STARLINK-33938 Collision Probability (Pc) Trend

    STARLINK-30874 & STARLINK-33938 Collision Probability (Pc) TrendNot Available

    STARLINK-30874 & STARLINK-33938 Miss Distance (Miss Distance) Trend

    STARLINK-30874 & STARLINK-33938 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-30874Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-33938Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-30874Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-33938Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-30874

    No nearby objects data