Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    8.166977E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-12T00:19:16+0800
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    1 Object 1

    AOE ID 53189
    NORAD ID 53189
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 68816
    NORAD ID 68816
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4391 STARLINK-37315
    Time of Closest Approach 2026-09-13T06:35:15+0000
    Collision Probability (Pc) 8.166977E-6
    Conjunction Distance (km) 1.41 km
    Relative Speed (km/s) 14.599 km/s
    Conjunction Risk Parameters R (Radial): 1.035 | I (In-track): 0.277 | C (Cross-track): -0.916
    Collision Risk Index (CRI) 0.53
    X Position (km) -1385.861 -1385.217
    Position Y (km) 2703.646 2704.489
    Position Z (km) -6140.284 -6141.213
    Velocity X (km/s) 4.924 -1.043
    Velocity Y (km/s) -4.827 6.815
    Velocity Z (km/s) -3.238 3.238

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4391 STARLINK-37315
    Semimajor Axis (a) 6844.005 km 6843.683 km
    Eccentricity (e) 0.000151 0.000186
    Inclination (i) 97.2870° 97.2837°
    RAAN 310.2132° 99.9006°
    Perigee Argument 90.1757° 89.7624°
    Mean Anomaly (M) 244.7145° 270.3832°
    Apogee 466.899 km 466.819 km
    Perigee 464.837 km 464.273 km
    Orbit Epoch 2026-09-11T08:00:04+0000 2026-09-11T00:03:21+0000

    STARLINK-4391 & STARLINK-37315 Collision Probability (Pc) Trend

    STARLINK-4391 & STARLINK-37315 Collision Probability (Pc) TrendNot Available

    STARLINK-4391 & STARLINK-37315 Miss Distance (Miss Distance) Trend

    STARLINK-4391 & STARLINK-37315 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4391Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37315Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4391Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37315Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4391

    No nearby objects data