Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.443141E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-21T21:44:31+0800
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    1 Object 1

    AOE ID 54800
    NORAD ID 54800
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 67880
    NORAD ID 67880
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-5428 STARLINK-36821
    Time of Closest Approach 2026-10-22T17:07:32+0000
    Collision Probability (Pc) 1.443141E-6
    Conjunction Distance (km) 2.781 km
    Relative Speed (km/s) 14.194 km/s
    Conjunction Risk Parameters R (Radial): -2.779 | I (In-track): -0.022 | C (Cross-track): -0.083
    Collision Risk Index (CRI) 0.38
    X Position (km) -3902.205 -3900.691
    Position Y (km) -3341.284 -3339.898
    Position Z (km) 4519.993 4518.117
    Velocity X (km/s) 1.658 2.942
    Velocity Y (km/s) -6.609 4.218
    Velocity Z (km/s) -3.445 5.643

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-5428 STARLINK-36821
    Semimajor Axis (a) 6848.859 km 6843.599 km
    Eccentricity (e) 0.000132 0.000046
    Inclination (i) 53.1616° 97.2877°
    RAAN 91.3652° 225.6131°
    Perigee Argument 83.8569° 81.0138°
    Mean Anomaly (M) 276.2583° 279.1157°
    Apogee 471.626 km 465.776 km
    Perigee 469.818 km 465.148 km
    Orbit Epoch 2026-10-20T16:02:22+0000 2026-10-21T06:29:28+0000

    STARLINK-5428 & STARLINK-36821 Collision Probability (Pc) Trend

    STARLINK-5428 & STARLINK-36821 Collision Probability (Pc) TrendNot Available

    STARLINK-5428 & STARLINK-36821 Miss Distance (Miss Distance) Trend

    STARLINK-5428 & STARLINK-36821 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-5428Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-36821Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-5428Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-36821Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-5428

    No nearby objects data