Conjunction Event Detail

    ⚠
    High Risk
    High collision probability. Maneuver recommended for primary asset.
    6.182726E-4
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-27T18:07:23+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 58453
    NORAD ID 58453
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 59536
    NORAD ID 59536
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-30957 STARLINK-31721
    Time of Closest Approach 2026-10-29T12:11:13+0000
    Collision Probability (Pc) 6.182726E-4
    Conjunction Distance (km) 0.183 km
    Relative Speed (km/s) 5.062 km/s
    Conjunction Risk Parameters R (Radial): -0.086 | I (In-track): 0.151 | C (Cross-track): 0.054
    Collision Risk Index (CRI) 0.91
    X Position (km) -3957.974 -3958.131
    Position Y (km) -3548.891 -3548.817
    Position Z (km) 4328.612 4328.666
    Velocity X (km/s) 5.995 3.612
    Velocity Y (km/s) -4.289 -6.426
    Velocity Z (km/s) 1.961 -1.961

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-30957 STARLINK-31721
    Semimajor Axis (a) 6861.144 km 6861.255 km
    Eccentricity (e) 0.000112 0.000069
    Inclination (i) 42.9996° 43.0005°
    RAAN 180.2570° 117.6718°
    Perigee Argument 275.1503° 259.9280°
    Mean Anomaly (M) 84.9221° 100.1494°
    Apogee 483.775 km 483.589 km
    Perigee 482.239 km 482.647 km
    Orbit Epoch 2026-10-26T02:17:25+0000 2026-10-26T20:55:36+0000

    STARLINK-30957 & STARLINK-31721 Collision Probability (Pc) Trend

    STARLINK-30957 & STARLINK-31721 Collision Probability (Pc) TrendNot Available

    STARLINK-30957 & STARLINK-31721 Miss Distance (Miss Distance) Trend

    STARLINK-30957 & STARLINK-31721 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-30957Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31721Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-30957Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31721Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-30957

    No nearby objects data