Conjunction Event Detail

    ✅
    Very Low Risk
    Very low collision probability. Continue monitoring.
    6.228565E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T07:56:39+0800
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    1 Object 1

    AOE ID 53140
    NORAD ID 53140
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 69823
    NORAD ID 69823
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4170 STARLINK-37628
    Time of Closest Approach 2026-10-21T21:11:57+0000
    Collision Probability (Pc) 6.228565E-7
    Conjunction Distance (km) 2.96 km
    Relative Speed (km/s) 3.554 km/s
    Conjunction Risk Parameters R (Radial): -2.508 | I (In-track): 1.529 | C (Cross-track): -0.362
    Collision Risk Index (CRI) 0.31
    X Position (km) -1600.079 -1599.21
    Position Y (km) 3906.437 3908.462
    Position Z (km) -5386.418 -5388.394
    Velocity X (km/s) -6.332 -7.391
    Velocity Y (km/s) -4.105 -1.516
    Velocity Z (km/s) -1.097 1.095

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4170 STARLINK-37628
    Semimajor Axis (a) 6837.879 km 6840.824 km
    Eccentricity (e) 0.000132 0.000123
    Inclination (i) 53.1577° 53.1549°
    RAAN 231.6121° 198.0752°
    Perigee Argument 85.5805° 75.3533°
    Mean Anomaly (M) 274.5348° 284.7606°
    Apogee 460.643 km 463.529 km
    Perigee 458.841 km 461.845 km
    Orbit Epoch 2026-10-19T05:35:01+0000 2026-10-19T03:53:31+0000

    STARLINK-4170 & STARLINK-37628 Collision Probability (Pc) Trend

    STARLINK-4170 & STARLINK-37628 Collision Probability (Pc) TrendNot Available

    STARLINK-4170 & STARLINK-37628 Miss Distance (Miss Distance) Trend

    STARLINK-4170 & STARLINK-37628 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4170Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37628Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4170Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37628Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4170

    No nearby objects data