Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.501182E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-01T09:49:01+0800
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    1 Object 1

    AOE ID 53777
    NORAD ID 53777
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 64529
    NORAD ID 64529
    Object Type PAYLOAD
    Country
    CA CA

    Conjunction Constraints

    Parameter STARLINK-4664 GHGSAT-C12
    Time of Closest Approach 2026-09-01T05:34:26+0000
    Collision Probability (Pc) 1.501182E-6
    Conjunction Distance (km) 2.721 km
    Relative Speed (km/s) 14.378 km/s
    Conjunction Risk Parameters R (Radial): 2.677 | I (In-track): -0.147 | C (Cross-track): 0.468
    Collision Risk Index (CRI) 0.39
    X Position (km) -5575.577 -5577.833
    Position Y (km) 677.232 677.936
    Position Z (km) -3980.725 -3982.074
    Velocity X (km/s) -3.633 4.455
    Velocity Y (km/s) -5.19 0.681
    Velocity Z (km/s) 4.21 -6.126

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4664 GHGSAT-C12
    Semimajor Axis (a) 6879.317 km 6881.885 km
    Eccentricity (e) 0.000123 0.000326
    Inclination (i) 53.1609° 97.4811°
    RAAN 208.1456° 357.7216°
    Perigee Argument 100.5088° 270.4483°
    Mean Anomaly (M) 256.9860° 89.6378°
    Apogee 502.027 km 505.994 km
    Perigee 500.333 km 501.502 km
    Orbit Epoch 2026-08-31T14:00:03+0000 2026-08-31T12:50:11+0000

    STARLINK-4664 & GHGSAT-C12 Collision Probability (Pc) Trend

    STARLINK-4664 & GHGSAT-C12 Collision Probability (Pc) TrendNot Available

    STARLINK-4664 & GHGSAT-C12 Miss Distance (Miss Distance) Trend

    STARLINK-4664 & GHGSAT-C12 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4664Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    GHGSAT-C12Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4664Collision Probability Trend

    Object 1 Probability TrendNot Available

    GHGSAT-C12Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4664

    No nearby objects data