Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    4.606641E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T04:11:08+0800
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    1 Object 1

    AOE ID 55474
    NORAD ID 55474
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 67515
    NORAD ID 67515
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-5689 STARLINK-36543
    Time of Closest Approach 2026-10-21T11:57:48+0000
    Collision Probability (Pc) 4.606641E-6
    Conjunction Distance (km) 1.162 km
    Relative Speed (km/s) 2.313 km/s
    Conjunction Risk Parameters R (Radial): -0.028 | I (In-track): -1.147 | C (Cross-track): 0.176
    Collision Risk Index (CRI) 0.48
    X Position (km) -3770.878 -3771.639
    Position Y (km) -3394.277 -3393.4
    Position Z (km) 4610.05 4610.031
    Velocity X (km/s) 5.622 4.464
    Velocity Y (km/s) -5.083 -6.125
    Velocity Z (km/s) 0.854 -0.854

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-5689 STARLINK-36543
    Semimajor Axis (a) 6861.219 km 6861.142 km
    Eccentricity (e) 0.000099 0.000162
    Inclination (i) 43.0010° 43.0020°
    RAAN 158.5668° 133.2862°
    Perigee Argument 250.7842° 276.7398°
    Mean Anomaly (M) 109.2903° 83.3268°
    Apogee 483.761 km 484.120 km
    Perigee 482.403 km 481.890 km
    Orbit Epoch 2026-10-19T01:32:58+0000 2026-10-18T23:54:04+0000

    STARLINK-5689 & STARLINK-36543 Collision Probability (Pc) Trend

    STARLINK-5689 & STARLINK-36543 Collision Probability (Pc) TrendNot Available

    STARLINK-5689 & STARLINK-36543 Miss Distance (Miss Distance) Trend

    STARLINK-5689 & STARLINK-36543 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-5689Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-36543Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-5689Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-36543Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-5689

    No nearby objects data