Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    9.778334E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-11T08:41:09+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 57903
    NORAD ID 57903
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 59535
    NORAD ID 59535
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-30449 STARLINK-31738
    Time of Closest Approach 2026-09-12T14:02:35+0000
    Collision Probability (Pc) 9.778334E-6
    Conjunction Distance (km) 0.931 km
    Relative Speed (km/s) 2.309 km/s
    Conjunction Risk Parameters R (Radial): -0.93 | I (In-track): 0.023 | C (Cross-track): 0.003
    Collision Risk Index (CRI) 0.55
    X Position (km) -761.529 -761.654
    Position Y (km) -5021.855 -5022.533
    Position Z (km) -4615.428 -4616.053
    Velocity X (km/s) 7.329 7.561
    Velocity Y (km/s) -1.896 -0.362
    Velocity Z (km/s) 0.855 -0.854

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-30449 STARLINK-31738
    Semimajor Axis (a) 6861.284 km 6861.216 km
    Eccentricity (e) 0.000140 0.000092
    Inclination (i) 43.0032° 43.0026°
    RAAN 355.0328° 15.1869°
    Perigee Argument 268.7878° 264.1034°
    Mean Anomaly (M) 141.6298° 95.9713°
    Apogee 484.106 km 483.711 km
    Perigee 482.188 km 482.447 km
    Orbit Epoch 2026-09-09T16:00:02+0000 2026-09-10T15:23:56+0000

    STARLINK-30449 & STARLINK-31738 Collision Probability (Pc) Trend

    STARLINK-30449 & STARLINK-31738 Collision Probability (Pc) TrendNot Available

    STARLINK-30449 & STARLINK-31738 Miss Distance (Miss Distance) Trend

    STARLINK-30449 & STARLINK-31738 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-30449Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31738Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-30449Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31738Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-30449

    No nearby objects data