Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.278298E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-04T18:54:47+0800
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    1 Object 1

    AOE ID 53626
    NORAD ID 53626
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 68385
    NORAD ID 68385
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4554 STARLINK-37128
    Time of Closest Approach 2026-09-06T11:53:09+0000
    Collision Probability (Pc) 1.278298E-6
    Conjunction Distance (km) 2.837 km
    Relative Speed (km/s) 12.065 km/s
    Conjunction Risk Parameters R (Radial): -2.18 | I (In-track): -1.103 | C (Cross-track): 1.441
    Collision Risk Index (CRI) 0.37
    X Position (km) 3134.502 3135.581
    Position Y (km) 2661.917 2664.376
    Position Z (km) -5477.101 -5478.014
    Velocity X (km/s) -5.13 5.579
    Velocity Y (km/s) 5.634 2.629
    Velocity Z (km/s) -0.197 4.475

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4554 STARLINK-37128
    Semimajor Axis (a) 6843.341 km 6843.694 km
    Eccentricity (e) 0.000136 0.000116
    Inclination (i) 53.1596° 97.2846°
    RAAN 144.6105° 27.7938°
    Perigee Argument 77.9706° 94.8838°
    Mean Anomaly (M) 282.1449° 265.2537°
    Apogee 466.138 km 466.351 km
    Perigee 464.270 km 464.763 km
    Orbit Epoch 2026-09-04T02:24:50+0000 2026-09-03T16:46:39+0000

    STARLINK-4554 & STARLINK-37128 Collision Probability (Pc) Trend

    STARLINK-4554 & STARLINK-37128 Collision Probability (Pc) TrendNot Available

    STARLINK-4554 & STARLINK-37128 Miss Distance (Miss Distance) Trend

    STARLINK-4554 & STARLINK-37128 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4554Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37128Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4554Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37128Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4554

    No nearby objects data