Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.577419E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-19T07:31:20+0800
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    1 Object 1

    AOE ID 52850
    NORAD ID 52850
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 69483
    NORAD ID 69483
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4187 STARLINK-37869
    Time of Closest Approach 2026-10-19T02:21:10+0000
    Collision Probability (Pc) 1.577419E-6
    Conjunction Distance (km) 2.619 km
    Relative Speed (km/s) 14.127 km/s
    Conjunction Risk Parameters R (Radial): 2.618 | I (In-track): -0.031 | C (Cross-track): -0.059
    Collision Risk Index (CRI) 0.39
    X Position (km) -3818.289 -3816.884
    Position Y (km) 3289.381 3288.101
    Position Z (km) 4628.311 4626.509
    Velocity X (km/s) -1.783 -3.002
    Velocity Y (km/s) -6.669 4.32
    Velocity Z (km/s) 3.26 -5.533

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4187 STARLINK-37869
    Semimajor Axis (a) 6848.860 km 6843.657 km
    Eccentricity (e) 0.000124 0.000031
    Inclination (i) 53.1586° 97.2824°
    RAAN 98.5248° 311.4588°
    Perigee Argument 93.9810° 79.6725°
    Mean Anomaly (M) 266.1334° 280.4553°
    Apogee 471.573 km 465.735 km
    Perigee 469.873 km 465.305 km
    Orbit Epoch 2026-10-18T12:00:29+0000 2026-10-18T00:42:02+0000

    STARLINK-4187 & STARLINK-37869 Collision Probability (Pc) Trend

    STARLINK-4187 & STARLINK-37869 Collision Probability (Pc) TrendNot Available

    STARLINK-4187 & STARLINK-37869 Miss Distance (Miss Distance) Trend

    STARLINK-4187 & STARLINK-37869 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4187Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37869Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4187Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37869Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4187

    No nearby objects data