Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.426113E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-23T22:00:36+0800
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    1 Object 1

    AOE ID 53488
    NORAD ID 53488
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 65470
    NORAD ID 65470
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4421 STARLINK-34829
    Time of Closest Approach 2026-10-24T02:15:52+0000
    Collision Probability (Pc) 1.426113E-6
    Conjunction Distance (km) 2.785 km
    Relative Speed (km/s) 13.954 km/s
    Conjunction Risk Parameters R (Radial): -2.591 | I (In-track): -0.403 | C (Cross-track): 0.937
    Collision Risk Index (CRI) 0.38
    X Position (km) -3312.65 -3313.009
    Position Y (km) -3553.717 -3555.336
    Position Z (km) -4830.768 -4833.005
    Velocity X (km/s) 2.607 2.764
    Velocity Y (km/s) 4.796 -6.491
    Velocity Z (km/s) -5.32 2.883

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4421 STARLINK-34829
    Semimajor Axis (a) 6843.692 km 6848.804 km
    Eccentricity (e) 0.000143 0.000095
    Inclination (i) 97.2862° 53.1542°
    RAAN 53.1218° 281.8787°
    Perigee Argument 89.5717° 87.5633°
    Mean Anomaly (M) 270.5690° 272.5477°
    Apogee 466.532 km 471.317 km
    Perigee 464.578 km 470.017 km
    Orbit Epoch 2026-10-22T21:05:43+0000 2026-10-22T16:04:58+0000

    STARLINK-4421 & STARLINK-34829 Collision Probability (Pc) Trend

    STARLINK-4421 & STARLINK-34829 Collision Probability (Pc) TrendNot Available

    STARLINK-4421 & STARLINK-34829 Miss Distance (Miss Distance) Trend

    STARLINK-4421 & STARLINK-34829 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4421Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-34829Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4421Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-34829Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4421

    No nearby objects data