Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.241728E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-03T10:50:09+0800
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    1 Object 1

    AOE ID 52998
    NORAD ID 52998
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 66287
    NORAD ID 66287
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4254 STARLINK-34884
    Time of Closest Approach 2026-09-05T05:44:13+0000
    Collision Probability (Pc) 1.241728E-6
    Conjunction Distance (km) 2.451 km
    Relative Speed (km/s) 7.74 km/s
    Conjunction Risk Parameters R (Radial): 0.382 | I (In-track): 2.088 | C (Cross-track): 1.226
    Collision Risk Index (CRI) 0.37
    X Position (km) 2670.899 2668.747
    Position Y (km) -3947.011 -3948.148
    Position Z (km) -4915.07 -4914.794
    Velocity X (km/s) 6.998 3.888
    Velocity Y (km/s) 1.381 5.981
    Velocity Z (km/s) 2.696 -2.696

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4254 STARLINK-34884
    Semimajor Axis (a) 6840.888 km 6840.844 km
    Eccentricity (e) 0.000139 0.000136
    Inclination (i) 53.1615° 53.1580°
    RAAN 11.4212° 85.7997°
    Perigee Argument 66.0817° 109.8783°
    Mean Anomaly (M) 294.0331° 250.2365°
    Apogee 463.699 km 463.635 km
    Perigee 461.803 km 461.779 km
    Orbit Epoch 2026-09-01T16:02:05+0000 2026-09-02T14:09:00+0000

    STARLINK-4254 & STARLINK-34884 Collision Probability (Pc) Trend

    STARLINK-4254 & STARLINK-34884 Collision Probability (Pc) TrendNot Available

    STARLINK-4254 & STARLINK-34884 Miss Distance (Miss Distance) Trend

    STARLINK-4254 & STARLINK-34884 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4254Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-34884Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4254Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-34884Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4254

    No nearby objects data