Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    4.925538E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T12:54:30+0800
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    1 Object 1

    AOE ID 66940
    NORAD ID 66940
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 69452
    NORAD ID 69452
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-36121 STARLINK-37577
    Time of Closest Approach 2026-10-21T14:58:55+0000
    Collision Probability (Pc) 4.925538E-6
    Conjunction Distance (km) 0.901 km
    Relative Speed (km/s) 0.393 km/s
    Conjunction Risk Parameters R (Radial): 0.08 | I (In-track): 0.897 | C (Cross-track): 0.025
    Collision Risk Index (CRI) 0.49
    X Position (km) -1574.117 -1573.27
    Position Y (km) 3786.11 3786.409
    Position Z (km) 5465.661 5465.598
    Velocity X (km/s) -6.998 -7.118
    Velocity Y (km/s) -3.06 -2.769
    Velocity Z (km/s) 0.104 -0.13

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-36121 STARLINK-37577
    Semimajor Axis (a) 6840.849 km 6841.008 km
    Eccentricity (e) 0.000097 0.000150
    Inclination (i) 53.1535° 53.1598°
    RAAN 33.7202° 31.2647°
    Perigee Argument 91.6539° 89.8982°
    Mean Anomaly (M) 268.4575° 270.2193°
    Apogee 463.379 km 463.896 km
    Perigee 462.045 km 461.846 km
    Orbit Epoch 2026-10-19T14:08:13+0000 2026-10-19T07:52:19+0000

    STARLINK-36121 & STARLINK-37577 Collision Probability (Pc) Trend

    STARLINK-36121 & STARLINK-37577 Collision Probability (Pc) TrendNot Available

    STARLINK-36121 & STARLINK-37577 Miss Distance (Miss Distance) Trend

    STARLINK-36121 & STARLINK-37577 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-36121Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37577Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-36121Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37577Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-36121

    No nearby objects data