Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    2.175027E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-28T21:52:41+0800
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    1 Object 1

    AOE ID 53654
    NORAD ID 53654
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 69152
    NORAD ID 69152
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4420 STARLINK-37317
    Time of Closest Approach 2026-10-28T20:59:29+0000
    Collision Probability (Pc) 2.175027E-6
    Conjunction Distance (km) 2 km
    Relative Speed (km/s) 9.568 km/s
    Conjunction Risk Parameters R (Radial): -0.358 | I (In-track): -1.53 | C (Cross-track): -1.236
    Collision Risk Index (CRI) 0.42
    X Position (km) 4451.553 4450.118
    Position Y (km) 509.714 508.627
    Position Z (km) 5165.581 5166.451
    Velocity X (km/s) 5.797 1.498
    Velocity Y (km/s) -0.823 7.215
    Velocity Z (km/s) -4.901 -1.995

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4420 STARLINK-37317
    Semimajor Axis (a) 6843.670 km 6840.825 km
    Eccentricity (e) 0.000217 0.000537
    Inclination (i) 97.2814° 53.1102°
    RAAN 176.8105° 251.2220°
    Perigee Argument 99.1773° 288.3714°
    Mean Anomaly (M) 260.9715° 71.6704°
    Apogee 467.017 km 466.361 km
    Perigee 464.049 km 459.015 km
    Orbit Epoch 2026-10-27T14:40:09+0000 2026-10-27T21:04:12+0000

    STARLINK-4420 & STARLINK-37317 Collision Probability (Pc) Trend

    STARLINK-4420 & STARLINK-37317 Collision Probability (Pc) TrendNot Available

    STARLINK-4420 & STARLINK-37317 Miss Distance (Miss Distance) Trend

    STARLINK-4420 & STARLINK-37317 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4420Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37317Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4420Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37317Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4420

    No nearby objects data