Conjunction Event Detail

    ✅
    Very Low Risk
    Very low collision probability. Continue monitoring.
    7.083728E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T13:49:25+0800
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    1 Object 1

    AOE ID 53031
    NORAD ID 53031
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 64474
    NORAD ID 64474
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4137 STARLINK-34474
    Time of Closest Approach 2026-10-21T09:29:54+0000
    Collision Probability (Pc) 7.083728E-7
    Conjunction Distance (km) 2.271 km
    Relative Speed (km/s) 2.134 km/s
    Conjunction Risk Parameters R (Radial): 2.22 | I (In-track): -0.475 | C (Cross-track): -0.065
    Collision Risk Index (CRI) 0.32
    X Position (km) -2901.53 -2902.815
    Position Y (km) -2949.896 -2950.518
    Position Z (km) 5433.835 5435.601
    Velocity X (km/s) 4.798 5.988
    Velocity Y (km/s) -5.911 -4.7
    Velocity Z (km/s) -0.646 0.645

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4137 STARLINK-34474
    Semimajor Axis (a) 6837.883 km 6840.844 km
    Eccentricity (e) 0.000132 0.000209
    Inclination (i) 53.1575° 53.1570°
    RAAN 134.0377° 152.5913°
    Perigee Argument 90.9509° 86.7306°
    Mean Anomaly (M) 269.1646° 273.3935°
    Apogee 460.649 km 464.135 km
    Perigee 458.843 km 461.279 km
    Orbit Epoch 2026-10-19T13:20:23+0000 2026-10-19T21:10:51+0000

    STARLINK-4137 & STARLINK-34474 Collision Probability (Pc) Trend

    STARLINK-4137 & STARLINK-34474 Collision Probability (Pc) TrendNot Available

    STARLINK-4137 & STARLINK-34474 Miss Distance (Miss Distance) Trend

    STARLINK-4137 & STARLINK-34474 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4137Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-34474Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4137Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-34474Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4137

    No nearby objects data