Conjunction Event Detail

    ⚠
    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    1.781288E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T08:03:02+0800
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    1 Object 1

    AOE ID 55939
    NORAD ID 55939
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 69965
    NORAD ID 69965
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-5918 STARLINK-37840
    Time of Closest Approach 2026-10-21T02:56:52+0000
    Collision Probability (Pc) 1.781288E-5
    Conjunction Distance (km) 1.073 km
    Relative Speed (km/s) 11.505 km/s
    Conjunction Risk Parameters R (Radial): -0.232 | I (In-track): -0.689 | C (Cross-track): 0.788
    Collision Risk Index (CRI) 0.6
    X Position (km) -2947.521 -2946.892
    Position Y (km) -4074.169 -4075.037
    Position Z (km) 4627.546 4627.526
    Velocity X (km/s) 0.189 6.804
    Velocity Y (km/s) -5.795 -1.216
    Velocity Z (km/s) -4.972 3.252

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-5918 STARLINK-37840
    Semimajor Axis (a) 6845.828 km 6840.684 km
    Eccentricity (e) 0.000326 0.000143
    Inclination (i) 70.0013° 53.1540°
    RAAN 78.0193° 199.6836°
    Perigee Argument 267.0082° 98.7235°
    Mean Anomaly (M) 265.9624° 261.3930°
    Apogee 469.923 km 463.528 km
    Perigee 465.459 km 461.566 km
    Orbit Epoch 2026-10-19T12:00:02+0000 2026-10-19T03:48:11+0000

    STARLINK-5918 & STARLINK-37840 Collision Probability (Pc) Trend

    STARLINK-5918 & STARLINK-37840 Collision Probability (Pc) TrendNot Available

    STARLINK-5918 & STARLINK-37840 Miss Distance (Miss Distance) Trend

    STARLINK-5918 & STARLINK-37840 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-5918Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37840Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-5918Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37840Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-5918

    No nearby objects data