Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.826161E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-12T13:00:06+0800
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    1 Object 1

    AOE ID 55434
    NORAD ID 55434
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 58908
    NORAD ID 58908
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter STARLINK-5621 GEESAT 2-04
    Time of Closest Approach 2026-09-13T14:22:02+0000
    Collision Probability (Pc) 1.826161E-6
    Conjunction Distance (km) 2.128 km
    Relative Speed (km/s) 9.161 km/s
    Conjunction Risk Parameters R (Radial): -1.866 | I (In-track): 0.814 | C (Cross-track): -0.619
    Collision Risk Index (CRI) 0.4
    X Position (km) 4479.634 4477.916
    Position Y (km) 1177.085 1177.615
    Position Z (km) 5177.934 5176.797
    Velocity X (km/s) -5.678 -0.416
    Velocity Y (km/s) 2.526 7.449
    Velocity Z (km/s) 4.33 -1.325

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-5621 GEESAT 2-04
    Semimajor Axis (a) 6950.189 km 6952.792 km
    Eccentricity (e) 0.000335 0.000620
    Inclination (i) 70.0010° 49.9928°
    RAAN 355.5999° 272.6204°
    Perigee Argument 269.5295° 15.3234°
    Mean Anomaly (M) 90.5480° 344.7896°
    Apogee 574.382 km 578.966 km
    Perigee 569.722 km 570.344 km
    Orbit Epoch 2026-09-11T15:40:09+0000 2026-09-11T21:52:16+0000

    STARLINK-5621 & GEESAT 2-04 Collision Probability (Pc) Trend

    STARLINK-5621 & GEESAT 2-04 Collision Probability (Pc) TrendNot Available

    STARLINK-5621 & GEESAT 2-04 Miss Distance (Miss Distance) Trend

    STARLINK-5621 & GEESAT 2-04 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-5621Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    GEESAT 2-04Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-5621Collision Probability Trend

    Object 1 Probability TrendNot Available

    GEESAT 2-04Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-5621

    No nearby objects data