Conjunction Event Detail

    ⚠
    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    4.918838E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-19T18:00:16+0800
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    1 Object 1

    AOE ID 48655
    NORAD ID 48655
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 64879
    NORAD ID 64879
    Object Type UNKNOWN
    Country
    TBD TBD

    Conjunction Constraints

    Parameter STARLINK-2657 OBJECT D
    Time of Closest Approach 2026-10-21T21:36:05+0000
    Collision Probability (Pc) 4.918838E-5
    Conjunction Distance (km) 0.818 km
    Relative Speed (km/s) 13.28 km/s
    Conjunction Risk Parameters R (Radial): 0.586 | I (In-track): -0.273 | C (Cross-track): -0.5
    Collision Risk Index (CRI) 0.69
    X Position (km) -1117.312 -1117.891
    Position Y (km) -4188.379 -4188.917
    Position Z (km) 5286.117 5286.326
    Velocity X (km/s) 6.486 -0.021
    Velocity Y (km/s) -3.715 5.997
    Velocity Z (km/s) -1.568 4.731

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-2657 OBJECT D
    Semimajor Axis (a) 6846.688 km 6846.972 km
    Eccentricity (e) 0.000165 0.000959
    Inclination (i) 53.1594° 97.4726°
    RAAN 155.2446° 261.4898°
    Perigee Argument 59.2172° 96.2268°
    Mean Anomaly (M) 300.8992° 264.0066°
    Apogee 469.683 km 475.402 km
    Perigee 467.419 km 462.268 km
    Orbit Epoch 2026-10-18T21:09:59+0000 2026-10-19T03:33:22+0000

    STARLINK-2657 & OBJECT D Collision Probability (Pc) Trend

    STARLINK-2657 & OBJECT D Collision Probability (Pc) TrendNot Available

    STARLINK-2657 & OBJECT D Miss Distance (Miss Distance) Trend

    STARLINK-2657 & OBJECT D Miss Distance (Miss Distance) TrendNot Available

    STARLINK-2657Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    OBJECT DMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-2657Collision Probability Trend

    Object 1 Probability TrendNot Available

    OBJECT DCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-2657

    No nearby objects data