Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    3.925791E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-12T11:00:22+0800
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    1 Object 1

    AOE ID 57678
    NORAD ID 57678
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 68536
    NORAD ID 68536
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-30320 STARLINK-37173
    Time of Closest Approach 2026-09-13T15:45:54+0000
    Collision Probability (Pc) 3.925791E-6
    Conjunction Distance (km) 1.522 km
    Relative Speed (km/s) 7.148 km/s
    Conjunction Risk Parameters R (Radial): 0.274 | I (In-track): 1.321 | C (Cross-track): 0.705
    Collision Risk Index (CRI) 0.47
    X Position (km) -142.236 -140.735
    Position Y (km) 4634.952 4634.816
    Position Z (km) 5019.706 5019.502
    Velocity X (km/s) -6.668 -6.829
    Velocity Y (km/s) -2.834 2.422
    Velocity Z (km/s) 2.421 -2.42

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-30320 STARLINK-37173
    Semimajor Axis (a) 6840.879 km 6840.798 km
    Eccentricity (e) 0.000122 0.000166
    Inclination (i) 53.1614° 53.1592°
    RAAN 46.7058° 335.8337°
    Perigee Argument 83.4932° 55.8246°
    Mean Anomaly (M) 276.6209° 304.2914°
    Apogee 463.575 km 463.798 km
    Perigee 461.909 km 461.524 km
    Orbit Epoch 2026-09-11T16:34:41+0000 2026-09-11T13:15:05+0000

    STARLINK-30320 & STARLINK-37173 Collision Probability (Pc) Trend

    STARLINK-30320 & STARLINK-37173 Collision Probability (Pc) TrendNot Available

    STARLINK-30320 & STARLINK-37173 Miss Distance (Miss Distance) Trend

    STARLINK-30320 & STARLINK-37173 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-30320Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37173Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-30320Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37173Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-30320

    No nearby objects data