Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.597609E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T20:43:22+0800
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    1 Object 1

    AOE ID 49414
    NORAD ID 49414
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 53677
    NORAD ID 53677
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3146 STARLINK-4579
    Time of Closest Approach 2026-10-20T19:14:01+0000
    Collision Probability (Pc) 1.597609E-6
    Conjunction Distance (km) 2.494 km
    Relative Speed (km/s) 12.53 km/s
    Conjunction Risk Parameters R (Radial): 2.436 | I (In-track): 0.303 | C (Cross-track): 0.441
    Collision Risk Index (CRI) 0.39
    X Position (km) -4154.573 -4156.363
    Position Y (km) 20.085 19.729
    Position Z (km) -5445.547 -5447.245
    Velocity X (km/s) 0.861 -5.914
    Velocity Y (km/s) -7.542 1.621
    Velocity Z (km/s) -0.685 4.522

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3146 STARLINK-4579
    Semimajor Axis (a) 6843.397 km 6843.710 km
    Eccentricity (e) 0.000184 0.000208
    Inclination (i) 53.1583° 97.2845°
    RAAN 285.4807° 169.5721°
    Perigee Argument 94.1369° 91.6279°
    Mean Anomaly (M) 265.9843° 268.5203°
    Apogee 466.518 km 466.999 km
    Perigee 464.002 km 464.147 km
    Orbit Epoch 2026-10-19T17:03:47+0000 2026-10-20T06:56:12+0000

    STARLINK-3146 & STARLINK-4579 Collision Probability (Pc) Trend

    STARLINK-3146 & STARLINK-4579 Collision Probability (Pc) TrendNot Available

    STARLINK-3146 & STARLINK-4579 Miss Distance (Miss Distance) Trend

    STARLINK-3146 & STARLINK-4579 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3146Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-4579Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3146Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-4579Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3146

    No nearby objects data