Conjunction Event Detail

    ⚠
    High Risk
    High collision probability. Maneuver recommended for primary asset.
    2.193457E-4
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T03:13:01+0800
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    1 Object 1

    AOE ID 52272
    NORAD ID 52272
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 65340
    NORAD ID 65340
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3781 STARLINK-35020
    Time of Closest Approach 2026-10-21T23:02:33+0000
    Collision Probability (Pc) 2.193457E-4
    Conjunction Distance (km) 0.409 km
    Relative Speed (km/s) 7.77 km/s
    Conjunction Risk Parameters R (Radial): -0.345 | I (In-track): 0.186 | C (Cross-track): -0.115
    Collision Risk Index (CRI) 0.82
    X Position (km) -1156.298 -1156.451
    Position Y (km) 4636.746 4636.457
    Position Z (km) -4914.014 -4913.769
    Velocity X (km/s) -7.035 -5.688
    Velocity Y (km/s) 1.115 -4.288
    Velocity Z (km/s) 2.709 -2.71

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3781 STARLINK-35020
    Semimajor Axis (a) 6848.873 km 6848.834 km
    Eccentricity (e) 0.000149 0.000173
    Inclination (i) 53.1574° 53.1572°
    RAAN 168.0680° 246.5297°
    Perigee Argument 96.0148° 88.7347°
    Mean Anomaly (M) 264.1022° 271.3852°
    Apogee 471.755 km 471.881 km
    Perigee 469.717 km 469.513 km
    Orbit Epoch 2026-10-19T00:50:58+0000 2026-10-19T04:12:50+0000

    STARLINK-3781 & STARLINK-35020 Collision Probability (Pc) Trend

    STARLINK-3781 & STARLINK-35020 Collision Probability (Pc) TrendNot Available

    STARLINK-3781 & STARLINK-35020 Miss Distance (Miss Distance) Trend

    STARLINK-3781 & STARLINK-35020 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3781Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-35020Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3781Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-35020Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3781

    No nearby objects data