Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    3.176774E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-21T00:08:56+0800
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    1 Object 1

    AOE ID 53652
    NORAD ID 53652
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 55366
    NORAD ID 55366
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4374 STARLINK-5654
    Time of Closest Approach 2026-10-20T16:20:24+0000
    Collision Probability (Pc) 3.176774E-6
    Conjunction Distance (km) 1.753 km
    Relative Speed (km/s) 9.931 km/s
    Conjunction Risk Parameters R (Radial): -1.729 | I (In-track): -0.209 | C (Cross-track): -0.189
    Collision Risk Index (CRI) 0.45
    X Position (km) -4977.404 -4978.558
    Position Y (km) 1760.572 1760.832
    Position Z (km) 4371.371 4372.663
    Velocity X (km/s) 4.949 -0.978
    Velocity Y (km/s) -0.419 -7.337
    Velocity Z (km/s) 5.788 1.837

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4374 STARLINK-5654
    Semimajor Axis (a) 6857.977 km 6861.193 km
    Eccentricity (e) 0.000119 0.000191
    Inclination (i) 97.2849° 43.0007°
    RAAN 166.1792° 102.3336°
    Perigee Argument 79.2562° 263.2627°
    Mean Anomaly (M) 111.5714° 96.8007°
    Apogee 480.659 km 484.368 km
    Perigee 479.021 km 481.744 km
    Orbit Epoch 2026-10-20T06:00:02+0000 2026-10-19T21:12:25+0000

    STARLINK-4374 & STARLINK-5654 Collision Probability (Pc) Trend

    STARLINK-4374 & STARLINK-5654 Collision Probability (Pc) TrendNot Available

    STARLINK-4374 & STARLINK-5654 Miss Distance (Miss Distance) Trend

    STARLINK-4374 & STARLINK-5654 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4374Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-5654Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4374Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-5654Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4374

    No nearby objects data