Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.513619E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-11T14:41:16+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 49737
    NORAD ID 49737
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 59357
    NORAD ID 59357
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3225 STARLINK-31557
    Time of Closest Approach 2026-09-13T18:09:28+0000
    Collision Probability (Pc) 1.513619E-6
    Conjunction Distance (km) 2.324 km
    Relative Speed (km/s) 9.153 km/s
    Conjunction Risk Parameters R (Radial): 1.958 | I (In-track): 1.005 | C (Cross-track): 0.748
    Collision Risk Index (CRI) 0.39
    X Position (km) -3729.239 -3729.299
    Position Y (km) -4389.712 -4391.698
    Position Z (km) -3728.085 -3729.29
    Velocity X (km/s) 6.022 3.746
    Velocity Y (km/s) -1.317 -5.845
    Velocity Z (km/s) -4.479 3.141

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3225 STARLINK-31557
    Semimajor Axis (a) 6856.661 km 6861.212 km
    Eccentricity (e) 0.000174 0.000143
    Inclination (i) 53.1608° 43.0039°
    RAAN 33.4098° 299.4560°
    Perigee Argument 83.1798° 288.8777°
    Mean Anomaly (M) 76.5030° 71.1919°
    Apogee 479.720 km 484.059 km
    Perigee 477.328 km 482.091 km
    Orbit Epoch 2026-09-11T00:00:04+0000 2026-09-09T04:32:22+0000

    STARLINK-3225 & STARLINK-31557 Collision Probability (Pc) Trend

    STARLINK-3225 & STARLINK-31557 Collision Probability (Pc) TrendNot Available

    STARLINK-3225 & STARLINK-31557 Miss Distance (Miss Distance) Trend

    STARLINK-3225 & STARLINK-31557 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3225Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31557Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3225Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31557Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3225

    No nearby objects data