Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.361584E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-21T05:43:09+0800
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    1 Object 1

    AOE ID 51464
    NORAD ID 51464
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 52548
    NORAD ID 52548
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3189 STARLINK-3931
    Time of Closest Approach 2026-10-22T18:29:26+0000
    Collision Probability (Pc) 1.361584E-6
    Conjunction Distance (km) 2.7 km
    Relative Speed (km/s) 11.909 km/s
    Conjunction Risk Parameters R (Radial): 2.689 | I (In-track): 0.141 | C (Cross-track): 0.192
    Collision Risk Index (CRI) 0.38
    X Position (km) -6086.993 -6089.476
    Position Y (km) 2439.586 2440.324
    Position Z (km) -1958.519 -1959.279
    Velocity X (km/s) -0.2 -3.352
    Velocity Y (km/s) -5.064 -3.799
    Velocity Z (km/s) -5.707 5.706

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3189 STARLINK-3931
    Semimajor Axis (a) 6840.867 km 6843.372 km
    Eccentricity (e) 0.000141 0.000143
    Inclination (i) 53.1590° 53.1580°
    RAAN 337.5737° 183.5629°
    Perigee Argument 86.1727° 88.1517°
    Mean Anomaly (M) 273.9436° 271.9649°
    Apogee 463.692 km 466.213 km
    Perigee 461.768 km 464.257 km
    Orbit Epoch 2026-10-20T03:05:20+0000 2026-10-20T02:27:11+0000

    STARLINK-3189 & STARLINK-3931 Collision Probability (Pc) Trend

    STARLINK-3189 & STARLINK-3931 Collision Probability (Pc) TrendNot Available

    STARLINK-3189 & STARLINK-3931 Miss Distance (Miss Distance) Trend

    STARLINK-3189 & STARLINK-3931 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3189Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-3931Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3189Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-3931Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3189

    No nearby objects data