Conjunction Event Detail

    Very Low Risk
    Very low collision probability. Continue monitoring.
    8.025907E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-12T09:14:45+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 59941
    NORAD ID 59941
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 66861
    NORAD ID 66861
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-31948 STARLINK-35991
    Time of Closest Approach 2026-09-14T02:44:33+0000
    Collision Probability (Pc) 8.025907E-7
    Conjunction Distance (km) 1.9 km
    Relative Speed (km/s) 1.261 km/s
    Conjunction Risk Parameters R (Radial): -0.111 | I (In-track): -1.89 | C (Cross-track): -0.155
    Collision Risk Index (CRI) 0.33
    X Position (km) 687.122 688.99
    Position Y (km) 4985.119 4984.778
    Position Z (km) 4655.226 4655.152
    Velocity X (km/s) -7.471 -7.588
    Velocity Y (km/s) 1.466 0.619
    Velocity Z (km/s) -0.466 0.46

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-31948 STARLINK-35991
    Semimajor Axis (a) 6861.208 km 6861.170 km
    Eccentricity (e) 0.000126 0.000147
    Inclination (i) 43.0058° 43.0001°
    RAAN 0.7517° 13.1752°
    Perigee Argument 241.1360° 268.4329°
    Mean Anomaly (M) 118.9365° 91.6354°
    Apogee 483.937 km 484.040 km
    Perigee 482.205 km 482.026 km
    Orbit Epoch 2026-09-11T08:25:07+0000 2026-09-11T14:44:31+0000

    STARLINK-31948 & STARLINK-35991 Collision Probability (Pc) Trend

    STARLINK-31948 & STARLINK-35991 Collision Probability (Pc) TrendNot Available

    STARLINK-31948 & STARLINK-35991 Miss Distance (Miss Distance) Trend

    STARLINK-31948 & STARLINK-35991 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-31948Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-35991Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-31948Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-35991Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-31948

    No nearby objects data