Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    3.15771E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-19T09:56:43+0800
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    1 Object 1

    AOE ID 58480
    NORAD ID 58480
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 63859
    NORAD ID 63859
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-30984 STARLINK-33821
    Time of Closest Approach 2026-10-20T04:00:22+0000
    Collision Probability (Pc) 3.15771E-6
    Conjunction Distance (km) 1.187 km
    Relative Speed (km/s) 1.334 km/s
    Conjunction Risk Parameters R (Radial): -0.309 | I (In-track): -1.141 | C (Cross-track): 0.102
    Collision Risk Index (CRI) 0.45
    X Position (km) -4488.94 -4488.217
    Position Y (km) 2293.1 2294.017
    Position Z (km) -4658.436 -4658.226
    Velocity X (km/s) -3.856 -3.051
    Velocity Y (km/s) -6.552 -6.963
    Velocity Z (km/s) 0.491 -0.49

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-30984 STARLINK-33821
    Semimajor Axis (a) 6861.227 km 6861.132 km
    Eccentricity (e) 0.000133 0.000131
    Inclination (i) 43.0011° 43.0000°
    RAAN 246.1788° 260.5455°
    Perigee Argument 260.5789° 272.3434°
    Mean Anomaly (M) 99.4913° 87.7268°
    Apogee 484.004 km 483.894 km
    Perigee 482.176 km 482.096 km
    Orbit Epoch 2026-10-18T06:51:58+0000 2026-10-18T08:29:05+0000

    STARLINK-30984 & STARLINK-33821 Collision Probability (Pc) Trend

    STARLINK-30984 & STARLINK-33821 Collision Probability (Pc) TrendNot Available

    STARLINK-30984 & STARLINK-33821 Miss Distance (Miss Distance) Trend

    STARLINK-30984 & STARLINK-33821 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-30984Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-33821Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-30984Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-33821Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-30984

    No nearby objects data