Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.795493E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-12T16:12:44+0800
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    1 Object 1

    AOE ID 53537
    NORAD ID 53537
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 62774
    NORAD ID 62774
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4120 STARLINK-33574
    Time of Closest Approach 2026-09-14T20:18:54+0000
    Collision Probability (Pc) 1.795493E-6
    Conjunction Distance (km) 2.276 km
    Relative Speed (km/s) 11.34 km/s
    Conjunction Risk Parameters R (Radial): 2.206 | I (In-track): -0.367 | C (Cross-track): 0.426
    Collision Risk Index (CRI) 0.4
    X Position (km) 4532.781 4533.863
    Position Y (km) -4100.843 -4102.579
    Position Z (km) 3057.106 3058.104
    Velocity X (km/s) 1.549 5.321
    Velocity Y (km/s) 5.504 2.091
    Velocity Z (km/s) 5.067 -5.067

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4120 STARLINK-33574
    Semimajor Axis (a) 6837.869 km 6840.815 km
    Eccentricity (e) 0.000105 0.000108
    Inclination (i) 53.1608° 53.1580°
    RAAN 309.8943° 176.7597°
    Perigee Argument 85.0167° 114.1252°
    Mean Anomaly (M) 275.0956° 245.9863°
    Apogee 460.452 km 463.418 km
    Perigee 459.012 km 461.938 km
    Orbit Epoch 2026-09-11T20:18:20+0000 2026-09-11T05:42:29+0000

    STARLINK-4120 & STARLINK-33574 Collision Probability (Pc) Trend

    STARLINK-4120 & STARLINK-33574 Collision Probability (Pc) TrendNot Available

    STARLINK-4120 & STARLINK-33574 Miss Distance (Miss Distance) Trend

    STARLINK-4120 & STARLINK-33574 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4120Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-33574Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4120Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-33574Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4120

    No nearby objects data