Conjunction Event Detail

    ⚠
    High Risk
    High collision probability. Maneuver recommended for primary asset.
    4.850444E-4
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T03:43:04+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 55784
    NORAD ID 55784
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4420 STARLINK-5797
    Time of Closest Approach 2026-10-20T11:16:56+0000
    Collision Probability (Pc) 4.850444E-4
    Conjunction Distance (km) 0.313 km
    Relative Speed (km/s) 15.141 km/s
    Conjunction Risk Parameters R (Radial): 0.313 | I (In-track): 0.013 | C (Cross-track): -0.007
    Collision Risk Index (CRI) 0.89
    X Position (km) 6083.066 6083.337
    Position Y (km) -1460.119 -1460.194
    Position Z (km) -2790.932 -2791.07
    Velocity X (km/s) -3.233 3.467
    Velocity Y (km/s) -0.312 2.104
    Velocity Z (km/s) -6.9 6.46

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4420 STARLINK-5797
    Semimajor Axis (a) 6843.701 km 6854.765 km
    Eccentricity (e) 0.000228 0.000336
    Inclination (i) 97.2844° 70.0009°
    RAAN 168.4514° 359.0872°
    Perigee Argument 85.5391° 273.9080°
    Mean Anomaly (M) 274.6113° 177.5417°
    Apogee 467.126 km 478.931 km
    Perigee 464.002 km 474.325 km
    Orbit Epoch 2026-10-19T03:04:21+0000 2026-10-19T06:00:01+0000

    STARLINK-4420 & STARLINK-5797 Collision Probability (Pc) Trend

    STARLINK-4420 & STARLINK-5797 Collision Probability (Pc) TrendNot Available

    STARLINK-4420 & STARLINK-5797 Miss Distance (Miss Distance) Trend

    STARLINK-4420 & STARLINK-5797 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4420Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-5797Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4420Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-5797Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4420

    No nearby objects data