Conjunction Event Detail

    ✅
    Very Low Risk
    Very low collision probability. Continue monitoring.
    7.061003E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-19T21:01:35+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 2026-10-21T11:53:31+0000
    Collision Probability (Pc) 7.061003E-7
    Conjunction Distance (km) 2.032 km
    Relative Speed (km/s) 1.317 km/s
    Conjunction Risk Parameters R (Radial): 0.044 | I (In-track): -2.023 | C (Cross-track): -0.174
    Collision Risk Index (CRI) 0.32
    X Position (km) 5029.903 5029.856
    Position Y (km) -193.067 -195.098
    Position Z (km) 4653.236 4653.266
    Velocity X (km/s) 0.74 -0.153
    Velocity Y (km/s) 7.576 7.61
    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 6861.160 km
    Eccentricity (e) 0.000073 0.000131
    Inclination (i) 43.0026° 43.0026°
    RAAN 276.5046° 288.8144°
    Perigee Argument 270.9430° 265.2371°
    Mean Anomaly (M) 89.1338° 94.8332°
    Apogee 483.567 km 483.920 km
    Perigee 482.565 km 482.126 km
    Orbit Epoch 2026-10-18T15:59:53+0000 2026-10-19T01:27:45+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