Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.101952E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T22:09:26+0800
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    1 Object 1

    AOE ID 53294
    NORAD ID 53294
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 64459
    NORAD ID 64459
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4146 STARLINK-34421
    Time of Closest Approach 2026-10-21T05:24:50+0000
    Collision Probability (Pc) 1.101952E-6
    Conjunction Distance (km) 2.908 km
    Relative Speed (km/s) 9.834 km/s
    Conjunction Risk Parameters R (Radial): -2.399 | I (In-track): -1.26 | C (Cross-track): -1.052
    Collision Risk Index (CRI) 0.36
    X Position (km) -1001.579 -1000.317
    Position Y (km) -5258.436 -5260.593
    Position Z (km) 4245.556 4247.043
    Velocity X (km/s) 6.318 5.172
    Velocity Y (km/s) 1.913 -4.1
    Velocity Z (km/s) 3.848 -3.847

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4146 STARLINK-34421
    Semimajor Axis (a) 6837.856 km 6840.825 km
    Eccentricity (e) 0.000125 0.000220
    Inclination (i) 53.1583° 53.1581°
    RAAN 227.3442° 122.2272°
    Perigee Argument 88.3263° 80.1902°
    Mean Anomaly (M) 271.7884° 279.9349°
    Apogee 460.578 km 464.197 km
    Perigee 458.860 km 461.179 km
    Orbit Epoch 2026-10-20T05:45:35+0000 2026-10-19T20:01:37+0000

    STARLINK-4146 & STARLINK-34421 Collision Probability (Pc) Trend

    STARLINK-4146 & STARLINK-34421 Collision Probability (Pc) TrendNot Available

    STARLINK-4146 & STARLINK-34421 Miss Distance (Miss Distance) Trend

    STARLINK-4146 & STARLINK-34421 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4146Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-34421Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4146Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-34421Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4146

    No nearby objects data