Conjunction Event Detail

    Very Low Risk
    Very low collision probability. Continue monitoring.
    7.618152E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-03T07:17:26+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 53251
    NORAD ID 53251
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 65480
    NORAD ID 65480
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4129 STARLINK-35040
    Time of Closest Approach 2026-09-03T08:20:34+0000
    Collision Probability (Pc) 7.618152E-7
    Conjunction Distance (km) 2.789 km
    Relative Speed (km/s) 4.581 km/s
    Conjunction Risk Parameters R (Radial): 0.013 | I (In-track): -2.659 | C (Cross-track): -0.839
    Collision Risk Index (CRI) 0.33
    X Position (km) 3411.865 3410.158
    Position Y (km) 2625.603 2627.809
    Position Z (km) -5323.311 -5323.299
    Velocity X (km/s) -3.025 -5.848
    Velocity Y (km/s) 6.849 4.676
    Velocity Z (km/s) 1.44 -1.439

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4129 STARLINK-35040
    Semimajor Axis (a) 6841.360 km 6840.833 km
    Eccentricity (e) 0.000084 0.000115
    Inclination (i) 53.1600° 53.1572°
    RAAN 112.7984° 153.8057°
    Perigee Argument 119.6071° 84.8887°
    Mean Anomaly (M) 240.5016° 275.2246°
    Apogee 463.802 km 463.482 km
    Perigee 462.644 km 461.910 km
    Orbit Epoch 2026-09-01T19:09:14+0000 2026-09-02T10:54:29+0000

    STARLINK-4129 & STARLINK-35040 Collision Probability (Pc) Trend

    STARLINK-4129 & STARLINK-35040 Collision Probability (Pc) TrendNot Available

    STARLINK-4129 & STARLINK-35040 Miss Distance (Miss Distance) Trend

    STARLINK-4129 & STARLINK-35040 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4129Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-35040Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4129Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-35040Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4129

    No nearby objects data