Conjunction Event Detail

    Very Low Risk
    Very low collision probability. Continue monitoring.
    5.207112E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-12T10:23:36+0800
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    1 Object 1

    AOE ID 54178
    NORAD ID 54178
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 66121
    NORAD ID 66121
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-5164 STARLINK-35631
    Time of Closest Approach 2026-09-14T00:51:01+0000
    Collision Probability (Pc) 5.207112E-7
    Conjunction Distance (km) 2.776 km
    Relative Speed (km/s) 2.105 km/s
    Conjunction Risk Parameters R (Radial): 0.33 | I (In-track): -2.729 | C (Cross-track): -0.379
    Collision Risk Index (CRI) 0.29
    X Position (km) -3348.316 -3349.779
    Position Y (km) 2446.071 2443.727
    Position Z (km) -5448.026 -5447.764
    Velocity X (km/s) -5.129 -3.776
    Velocity Y (km/s) -5.604 -6.593
    Velocity Z (km/s) 0.636 -0.636

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-5164 STARLINK-35631
    Semimajor Axis (a) 6840.858 km 6840.776 km
    Eccentricity (e) 0.000138 0.000125
    Inclination (i) 53.1585° 53.1575°
    RAAN 238.1795° 256.1998°
    Perigee Argument 98.5533° 74.8876°
    Mean Anomaly (M) 261.5626° 285.2265°
    Apogee 463.667 km 463.495 km
    Perigee 461.775 km 461.783 km
    Orbit Epoch 2026-09-10T23:44:34+0000 2026-09-11T09:10:36+0000

    STARLINK-5164 & STARLINK-35631 Collision Probability (Pc) Trend

    STARLINK-5164 & STARLINK-35631 Collision Probability (Pc) TrendNot Available

    STARLINK-5164 & STARLINK-35631 Miss Distance (Miss Distance) Trend

    STARLINK-5164 & STARLINK-35631 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-5164Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-35631Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-5164Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-35631Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-5164

    No nearby objects data