Conjunction Event Detail

    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    4.706294E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-11T17:20:03+0800
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    1 Object 1

    AOE ID 53715
    NORAD ID 53715
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 69154
    NORAD ID 69154
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4686 STARLINK-37235
    Time of Closest Approach 2026-09-13T17:26:01+0000
    Collision Probability (Pc) 4.706294E-5
    Conjunction Distance (km) 0.553 km
    Relative Speed (km/s) 1.921 km/s
    Conjunction Risk Parameters R (Radial): 0.431 | I (In-track): 0.345 | C (Cross-track): 0.046
    Collision Risk Index (CRI) 0.68
    X Position (km) -3959.472 -3959.324
    Position Y (km) -1180.699 -1180.292
    Position Z (km) 5442.341 5441.997
    Velocity X (km/s) 2.901 1.434
    Velocity Y (km/s) -7.042 -7.481
    Velocity Z (km/s) 0.581 -0.578

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4686 STARLINK-37235
    Semimajor Axis (a) 6840.883 km 6840.798 km
    Eccentricity (e) 0.000113 0.000092
    Inclination (i) 53.1602° 53.1556°
    RAAN 133.4052° 110.4712°
    Perigee Argument 88.0017° 133.6648°
    Mean Anomaly (M) 272.1115° 226.4431°
    Apogee 463.519 km 463.292 km
    Perigee 461.973 km 462.030 km
    Orbit Epoch 2026-09-09T22:23:51+0000 2026-09-10T23:22:07+0000

    STARLINK-4686 & STARLINK-37235 Collision Probability (Pc) Trend

    STARLINK-4686 & STARLINK-37235 Collision Probability (Pc) TrendNot Available

    STARLINK-4686 & STARLINK-37235 Miss Distance (Miss Distance) Trend

    STARLINK-4686 & STARLINK-37235 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4686Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37235Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4686Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37235Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4686

    No nearby objects data