Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    6.105177E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-11T23:42:05+0800
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    1 Object 1

    AOE ID 53609
    NORAD ID 53609
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 69366
    NORAD ID 69366
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4660 STARLINK-37581
    Time of Closest Approach 2026-09-13T11:21:22+0000
    Collision Probability (Pc) 6.105177E-6
    Conjunction Distance (km) 1.338 km
    Relative Speed (km/s) 7.38 km/s
    Conjunction Risk Parameters R (Radial): -0.312 | I (In-track): 1.136 | C (Cross-track): -0.632
    Collision Risk Index (CRI) 0.51
    X Position (km) 3175.349 3174.245
    Position Y (km) 3454.169 3454.889
    Position Z (km) -4985.748 -4985.523
    Velocity X (km/s) -3.095 -6.731
    Velocity Y (km/s) 6.493 2.537
    Velocity Z (km/s) 2.529 -2.529

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4660 STARLINK-37581
    Semimajor Axis (a) 6840.876 km 6840.771 km
    Eccentricity (e) 0.000125 0.000141
    Inclination (i) 53.1593° 53.1587°
    RAAN 111.7415° 184.8675°
    Perigee Argument 83.1400° 80.7943°
    Mean Anomaly (M) 276.9745° 279.3219°
    Apogee 463.598 km 463.599 km
    Perigee 461.880 km 461.669 km
    Orbit Epoch 2026-09-11T00:14:14+0000 2026-09-11T06:42:22+0000

    STARLINK-4660 & STARLINK-37581 Collision Probability (Pc) Trend

    STARLINK-4660 & STARLINK-37581 Collision Probability (Pc) TrendNot Available

    STARLINK-4660 & STARLINK-37581 Miss Distance (Miss Distance) Trend

    STARLINK-4660 & STARLINK-37581 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4660Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37581Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4660Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37581Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4660

    No nearby objects data