Conjunction Event Detail

    ✅
    Very Low Risk
    Very low collision probability. Continue monitoring.
    7.90238E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-16T15:55:08+0800
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    1 Object 1

    AOE ID 52489
    NORAD ID 52489
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 58551
    NORAD ID 58551
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3923 STARLINK-30999
    Time of Closest Approach 2026-10-16T23:28:32+0000
    Collision Probability (Pc) 7.90238E-7
    Conjunction Distance (km) 2.354 km
    Relative Speed (km/s) 3.016 km/s
    Conjunction Risk Parameters R (Radial): 2.353 | I (In-track): -0.078 | C (Cross-track): 0.015
    Collision Risk Index (CRI) 0.33
    X Position (km) 3770.859 3769.53
    Position Y (km) 1829.517 1828.96
    Position Z (km) -5416.681 -5414.82
    Velocity X (km/s) -4.334 -2.189
    Velocity Y (km/s) 6.203 7.244
    Velocity Z (km/s) -0.923 0.923

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3923 STARLINK-30999
    Semimajor Axis (a) 6843.332 km 6840.865 km
    Eccentricity (e) 0.000116 0.000126
    Inclination (i) 53.1572° 53.1586°
    RAAN 134.9683° 108.5073°
    Perigee Argument 97.4667° 99.9125°
    Mean Anomaly (M) 262.6466° 260.2019°
    Apogee 465.987 km 463.589 km
    Perigee 464.403 km 461.867 km
    Orbit Epoch 2026-10-15T22:52:46+0000 2026-10-15T11:52:28+0000

    STARLINK-3923 & STARLINK-30999 Collision Probability (Pc) Trend

    STARLINK-3923 & STARLINK-30999 Collision Probability (Pc) TrendNot Available

    STARLINK-3923 & STARLINK-30999 Miss Distance (Miss Distance) Trend

    STARLINK-3923 & STARLINK-30999 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3923Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-30999Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3923Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-30999Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3923

    No nearby objects data