Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    8.88958E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-28T01:57:39+0800
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    1 Object 1

    AOE ID 57974
    NORAD ID 57974
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 63826
    NORAD ID 63826
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-30489 STARLINK-33781
    Time of Closest Approach 2026-10-29T07:54:50+0000
    Collision Probability (Pc) 8.88958E-6
    Conjunction Distance (km) 1.281 km
    Relative Speed (km/s) 10.291 km/s
    Conjunction Risk Parameters R (Radial): -1.09 | I (In-track): -0.491 | C (Cross-track): -0.457
    Collision Risk Index (CRI) 0.54
    X Position (km) 1749.739 1748.812
    Position Y (km) -6568.542 -6567.67
    Position Z (km) -929.511 -929.369
    Velocity X (km/s) 5.258 5.62
    Velocity Y (km/s) 2.121 0.777
    Velocity Z (km/s) -5.099 5.098

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-30489 STARLINK-33781
    Semimajor Axis (a) 6860.092 km 6861.300 km
    Eccentricity (e) 0.000489 0.000503
    Inclination (i) 43.0012° 42.9762°
    RAAN 108.5015° 304.8008°
    Perigee Argument 279.5062° 281.8107°
    Mean Anomaly (M) 80.5237° 78.2180°
    Apogee 485.309 km 486.613 km
    Perigee 478.601 km 479.713 km
    Orbit Epoch 2026-10-27T04:52:44+0000 2026-10-27T07:19:01+0000

    STARLINK-30489 & STARLINK-33781 Collision Probability (Pc) Trend

    STARLINK-30489 & STARLINK-33781 Collision Probability (Pc) TrendNot Available

    STARLINK-30489 & STARLINK-33781 Miss Distance (Miss Distance) Trend

    STARLINK-30489 & STARLINK-33781 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-30489Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-33781Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-30489Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-33781Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-30489

    No nearby objects data