Conjunction Event Detail

    Very Low Risk
    Very low collision probability. Continue monitoring.
    6.087006E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-12T16:12:45+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 60940
    NORAD ID 60940
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4120 STARLINK-32251
    Time of Closest Approach 2026-09-14T11:13:37+0000
    Collision Probability (Pc) 6.087006E-7
    Conjunction Distance (km) 2.959 km
    Relative Speed (km/s) 3.393 km/s
    Conjunction Risk Parameters R (Radial): 2.926 | I (In-track): 0.429 | C (Cross-track): 0.101
    Collision Risk Index (CRI) 0.31
    X Position (km) 3037.217 3038.212
    Position Y (km) 2903.287 2904.847
    Position Z (km) 5384.882 5387.19
    Velocity X (km/s) -4.181 -6.115
    Velocity Y (km/s) 6.31 4.458
    Velocity Z (km/s) -1.041 1.042

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4120 STARLINK-32251
    Semimajor Axis (a) 6837.869 km 6840.872 km
    Eccentricity (e) 0.000105 0.000132
    Inclination (i) 53.1608° 53.1629°
    RAAN 309.8943° 343.5946°
    Perigee Argument 85.0167° 101.0272°
    Mean Anomaly (M) 275.0956° 259.0879°
    Apogee 460.452 km 463.637 km
    Perigee 459.012 km 461.833 km
    Orbit Epoch 2026-09-11T20:18:20+0000 2026-09-11T12:31:58+0000

    STARLINK-4120 & STARLINK-32251 Collision Probability (Pc) Trend

    STARLINK-4120 & STARLINK-32251 Collision Probability (Pc) TrendNot Available

    STARLINK-4120 & STARLINK-32251 Miss Distance (Miss Distance) Trend

    STARLINK-4120 & STARLINK-32251 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4120Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-32251Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4120Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-32251Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4120

    No nearby objects data