Conjunction Event Detail

    ✅
    Very Low Risk
    Very low collision probability. Continue monitoring.
    4.70083E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-19T14:32:57+0800
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    1 Object 1

    AOE ID 56129
    NORAD ID 56129
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 63412
    NORAD ID 63412
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-6121 STARLINK-33645
    Time of Closest Approach 2026-10-21T00:54:25+0000
    Collision Probability (Pc) 4.70083E-7
    Conjunction Distance (km) 2.573 km
    Relative Speed (km/s) 1.317 km/s
    Conjunction Risk Parameters R (Radial): -0.109 | I (In-track): 2.561 | C (Cross-track): -0.219
    Collision Risk Index (CRI) 0.28
    X Position (km) 5033.498 5033.596
    Position Y (km) 34.104 31.535
    Position Z (km) 4653.238 4653.31
    Velocity X (km/s) 0.397 -0.496
    Velocity Y (km/s) 7.602 7.596
    Velocity Z (km/s) -0.484 0.484

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-6121 STARLINK-33645
    Semimajor Axis (a) 6861.203 km 6861.146 km
    Eccentricity (e) 0.000073 0.000142
    Inclination (i) 43.0026° 43.0028°
    RAAN 276.5046° 292.1373°
    Perigee Argument 270.9430° 273.0031°
    Mean Anomaly (M) 89.1338° 87.0658°
    Apogee 483.567 km 483.983 km
    Perigee 482.565 km 482.035 km
    Orbit Epoch 2026-10-18T15:59:53+0000 2026-10-18T11:20:20+0000

    STARLINK-6121 & STARLINK-33645 Collision Probability (Pc) Trend

    STARLINK-6121 & STARLINK-33645 Collision Probability (Pc) TrendNot Available

    STARLINK-6121 & STARLINK-33645 Miss Distance (Miss Distance) Trend

    STARLINK-6121 & STARLINK-33645 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-6121Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-33645Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-6121Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-33645Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-6121

    No nearby objects data