Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    2.056388E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-12T21:15:26+0800
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    1 Object 1

    AOE ID 55926
    NORAD ID 55926
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 61898
    NORAD ID 61898
    Object Type UNKNOWN
    Country
    CN CN

    Conjunction Constraints

    Parameter STARLINK-5921 OBJECT E
    Time of Closest Approach 2026-09-12T15:32:22+0000
    Collision Probability (Pc) 2.056388E-6
    Conjunction Distance (km) 2.293 km
    Relative Speed (km/s) 14.546 km/s
    Conjunction Risk Parameters R (Radial): -1.002 | I (In-track): 0.561 | C (Cross-track): -1.984
    Collision Risk Index (CRI) 0.41
    X Position (km) -2044.42 -2044.879
    Position Y (km) 2503.041 2500.828
    Position Z (km) -6158.269 -6157.884
    Velocity X (km/s) -7.18 5.682
    Velocity Y (km/s) -0.014 -3.642
    Velocity Z (km/s) 2.378 -3.365

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-5921 OBJECT E
    Semimajor Axis (a) 6950.218 km 6907.973 km
    Eccentricity (e) 0.000307 0.005593
    Inclination (i) 69.9997° 97.4046°
    RAAN 174.3357° 323.2615°
    Perigee Argument 269.2113° 62.4366°
    Mean Anomaly (M) 90.8694° 298.2531°
    Apogee 574.217 km 568.475 km
    Perigee 569.945 km 491.197 km
    Orbit Epoch 2026-09-12T04:38:16+0000 2026-09-12T06:31:43+0000

    STARLINK-5921 & OBJECT E Collision Probability (Pc) Trend

    STARLINK-5921 & OBJECT E Collision Probability (Pc) TrendNot Available

    STARLINK-5921 & OBJECT E Miss Distance (Miss Distance) Trend

    STARLINK-5921 & OBJECT E Miss Distance (Miss Distance) TrendNot Available

    STARLINK-5921Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    OBJECT EMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-5921Collision Probability Trend

    Object 1 Probability TrendNot Available

    OBJECT ECollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-5921

    No nearby objects data