Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    7.077934E-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 2026-10-21T14:12:01+0000
    Collision Probability (Pc) 7.077934E-6
    Conjunction Distance (km) 0.809 km
    Relative Speed (km/s) 0.392 km/s
    Conjunction Risk Parameters R (Radial): -0.641 | I (In-track): 0.493 | C (Cross-track): -0.011
    Collision Risk Index (CRI) 0.52
    X Position (km) 1587.019 1586.713
    Position Y (km) -3789.367 -3789.91
    Position Z (km) -5476.281 -5476.796
    Velocity X (km/s) 6.977 7.096
    Velocity Y (km/s) 3.072 2.783
    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