Conjunction Event Detail

    Very Low Risk
    Very low collision probability. Continue monitoring.
    7.399106E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-13T16:51:00+0800
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    1 Object 1

    AOE ID 54799
    NORAD ID 54799
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 68565
    NORAD ID 68565
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-5421 STARLINK-37161
    Time of Closest Approach 2026-09-14T05:56:05+0000
    Collision Probability (Pc) 7.399106E-7
    Conjunction Distance (km) 2.858 km
    Relative Speed (km/s) 4.589 km/s
    Conjunction Risk Parameters R (Radial): 2.202 | I (In-track): 1.736 | C (Cross-track): 0.554
    Collision Risk Index (CRI) 0.32
    X Position (km) -3027.915 -3030.187
    Position Y (km) 3060.192 3059.898
    Position Z (km) -5320.32 -5322.028
    Velocity X (km/s) -3.914 -6.422
    Velocity Y (km/s) -6.383 -3.848
    Velocity Z (km/s) -1.444 1.444

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-5421 STARLINK-37161
    Semimajor Axis (a) 6837.845 km 6840.820 km
    Eccentricity (e) 0.000204 0.000108
    Inclination (i) 53.1581° 53.1589°
    RAAN 252.7954° 208.3490°
    Perigee Argument 65.8387° 99.8177°
    Mean Anomaly (M) 294.2829° 260.2947°
    Apogee 461.105 km 463.420 km
    Perigee 458.311 km 461.946 km
    Orbit Epoch 2026-09-12T23:08:29+0000 2026-09-13T00:33:57+0000

    STARLINK-5421 & STARLINK-37161 Collision Probability (Pc) Trend

    STARLINK-5421 & STARLINK-37161 Collision Probability (Pc) TrendNot Available

    STARLINK-5421 & STARLINK-37161 Miss Distance (Miss Distance) Trend

    STARLINK-5421 & STARLINK-37161 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-5421Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37161Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-5421Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37161Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-5421

    No nearby objects data