Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.271114E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-12T15:51:53+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 48676
    NORAD ID 48676
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 68027
    NORAD ID 68027
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-2746 STARLINK-36940
    Time of Closest Approach 2026-09-13T06:09:38+0000
    Collision Probability (Pc) 1.271114E-6
    Conjunction Distance (km) 2.948 km
    Relative Speed (km/s) 13.012 km/s
    Conjunction Risk Parameters R (Radial): -2.771 | I (In-track): 0.526 | C (Cross-track): 0.855
    Collision Risk Index (CRI) 0.37
    X Position (km) -3578.01 -3576.611
    Position Y (km) -2324.56 -2324.528
    Position Z (km) -5364.471 -5361.877
    Velocity X (km/s) 5.337 -5.74
    Velocity Y (km/s) -5.289 -1.879
    Velocity Z (km/s) -1.269 4.646

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-2746 STARLINK-36940
    Semimajor Axis (a) 6848.882 km 6843.690 km
    Eccentricity (e) 0.000121 0.000195
    Inclination (i) 53.1597° 97.2850°
    RAAN 328.8150° 202.2972°
    Perigee Argument 92.1309° 94.2132°
    Mean Anomaly (M) 267.9831° 265.9333°
    Apogee 471.576 km 466.887 km
    Perigee 469.914 km 464.219 km
    Orbit Epoch 2026-09-11T21:43:08+0000 2026-09-11T18:22:01+0000

    STARLINK-2746 & STARLINK-36940 Collision Probability (Pc) Trend

    STARLINK-2746 & STARLINK-36940 Collision Probability (Pc) TrendNot Available

    STARLINK-2746 & STARLINK-36940 Miss Distance (Miss Distance) Trend

    STARLINK-2746 & STARLINK-36940 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-2746Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-36940Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-2746Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-36940Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-2746

    No nearby objects data