Conjunction Event Detail

    ⚠
    High Risk
    High collision probability. Maneuver recommended for primary asset.
    3.942206E-4
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-21T21:52:38+0800
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    1 Object 1

    AOE ID 31598
    NORAD ID 31598
    Object Type PAYLOAD
    Country
    IT IT
    ← VS →

    2 Object 2

    AOE ID 56455
    NORAD ID 56455
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter SKYMED 1 STARLINK-5987
    Time of Closest Approach 2026-10-22T23:55:14+0000
    Collision Probability (Pc) 3.942206E-4
    Conjunction Distance (km) 0.357 km
    Relative Speed (km/s) 14.896 km/s
    Conjunction Risk Parameters R (Radial): -0.046 | I (In-track): 0.05 | C (Cross-track): -0.35
    Collision Risk Index (CRI) 0.87
    X Position (km) 3230.63 3230.352
    Position Y (km) -2786.565 -2786.746
    Position Z (km) 5482.391 5482.522
    Velocity X (km/s) 3.312 -1.004
    Velocity Y (km/s) -5.09 6.44
    Velocity Z (km/s) -4.527 3.858

    Orbital Parameters 国际轨道数据源

    Parameter SKYMED 1 STARLINK-5987
    Semimajor Axis (a) 6952.508 km 6950.191 km
    Eccentricity (e) 0.000178 0.000352
    Inclination (i) 97.8808° 69.9945°
    RAAN 127.2592° 296.3749°
    Perigee Argument 83.9370° 269.1939°
    Mean Anomaly (M) 276.2055° 90.8817°
    Apogee 575.611 km 574.502 km
    Perigee 573.131 km 569.606 km
    Orbit Epoch 2026-10-21T07:15:57+0000 2026-10-20T23:35:58+0000

    SKYMED 1 & STARLINK-5987 Collision Probability (Pc) Trend

    SKYMED 1 & STARLINK-5987 Collision Probability (Pc) TrendNot Available

    SKYMED 1 & STARLINK-5987 Miss Distance (Miss Distance) Trend

    SKYMED 1 & STARLINK-5987 Miss Distance (Miss Distance) TrendNot Available

    SKYMED 1Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-5987Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    SKYMED 1Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-5987Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with SKYMED 1

    No nearby objects data