Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.915542E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-31T11:36:17+0800
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    1 Object 1

    AOE ID 50993
    NORAD ID 50993
    Object Type PAYLOAD
    Country
    IT IT
    ← VS →

    2 Object 2

    AOE ID 53169
    NORAD ID 53169
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter ION SCV-004 STARLINK-4117
    Time of Closest Approach 2026-11-01T05:59:40+0000
    Collision Probability (Pc) 1.915542E-6
    Conjunction Distance (km) 2.361 km
    Relative Speed (km/s) 14.282 km/s
    Conjunction Risk Parameters R (Radial): -2.007 | I (In-track): 0.436 | C (Cross-track): 1.164
    Collision Risk Index (CRI) 0.41
    X Position (km) -5264.131 -5262.86
    Position Y (km) -581.065 -582.008
    Position Z (km) 4336.753 4335.001
    Velocity X (km/s) -4.883 3.693
    Velocity Y (km/s) 0.716 -5.545
    Velocity Z (km/s) -5.822 3.729

    Orbital Parameters 国际轨道数据源

    Parameter ION SCV-004 STARLINK-4117
    Semimajor Axis (a) 6849.260 km 6848.879 km
    Eccentricity (e) 0.000589 0.000141
    Inclination (i) 97.2660° 53.1574°
    RAAN 358.4835° 155.0383°
    Perigee Argument 220.3282° 89.5050°
    Mean Anomaly (M) 139.7524° 68.3911°
    Apogee 475.156 km 471.706 km
    Perigee 467.090 km 469.778 km
    Orbit Epoch 2026-10-30T09:28:45+0000 2026-10-30T20:00:03+0000

    ION SCV-004 & STARLINK-4117 Collision Probability (Pc) Trend

    ION SCV-004 & STARLINK-4117 Collision Probability (Pc) TrendNot Available

    ION SCV-004 & STARLINK-4117 Miss Distance (Miss Distance) Trend

    ION SCV-004 & STARLINK-4117 Miss Distance (Miss Distance) TrendNot Available

    ION SCV-004Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-4117Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    ION SCV-004Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-4117Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with ION SCV-004

    No nearby objects data