Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    2.779754E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-28T06:10:37+0800
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    1 Object 1

    AOE ID 53189
    NORAD ID 53189
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 65334
    NORAD ID 65334
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4391 STARLINK-34878
    Time of Closest Approach 2026-10-29T13:36:34+0000
    Collision Probability (Pc) 2.779754E-6
    Conjunction Distance (km) 2.014 km
    Relative Speed (km/s) 14.555 km/s
    Conjunction Risk Parameters R (Radial): -1.98 | I (In-track): -0.095 | C (Cross-track): -0.35
    Collision Risk Index (CRI) 0.44
    X Position (km) 5913.611 5915.274
    Position Y (km) -664.838 -664.702
    Position Z (km) 3376.993 3378.121
    Velocity X (km/s) -3.838 3.308
    Velocity Y (km/s) -0.688 4.924
    Velocity Z (km/s) 6.563 -4.806

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4391 STARLINK-34878
    Semimajor Axis (a) 6843.700 km 6848.827 km
    Eccentricity (e) 0.000068 0.000133
    Inclination (i) 97.2846° 53.1598°
    RAAN 355.1060° 210.1326°
    Perigee Argument 125.9688° 92.2620°
    Mean Anomaly (M) 234.1618° 267.8533°
    Apogee 466.029 km 471.599 km
    Perigee 465.097 km 469.781 km
    Orbit Epoch 2026-10-26T21:16:07+0000 2026-10-27T03:03:12+0000

    STARLINK-4391 & STARLINK-34878 Collision Probability (Pc) Trend

    STARLINK-4391 & STARLINK-34878 Collision Probability (Pc) TrendNot Available

    STARLINK-4391 & STARLINK-34878 Miss Distance (Miss Distance) Trend

    STARLINK-4391 & STARLINK-34878 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4391Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-34878Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4391Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-34878Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4391

    No nearby objects data