Conjunction Event Detail

    Very Low Risk
    Very low collision probability. Continue monitoring.
    4.247937E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-03T06:14:07+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 58489
    NORAD ID 58489
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 63843
    NORAD ID 63843
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-30993 STARLINK-33777
    Time of Closest Approach 2026-09-04T02:26:13+0000
    Collision Probability (Pc) 4.247937E-7
    Conjunction Distance (km) 2.75 km
    Relative Speed (km/s) 1.262 km/s
    Conjunction Risk Parameters R (Radial): 0.091 | I (In-track): -2.738 | C (Cross-track): 0.228
    Collision Risk Index (CRI) 0.28
    X Position (km) 3027.651 3029.888
    Position Y (km) 4027.443 4025.845
    Position Z (km) -4660.622 -4660.682
    Velocity X (km/s) -5.812 -6.325
    Velocity Y (km/s) 4.903 4.22
    Velocity Z (km/s) 0.461 -0.467

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-30993 STARLINK-33777
    Semimajor Axis (a) 6861.209 km 6861.165 km
    Eccentricity (e) 0.000152 0.000113
    Inclination (i) 42.9989° 43.0041°
    RAAN 145.6413° 163.2639°
    Perigee Argument 269.3160° 269.0729°
    Mean Anomaly (M) 90.7517° 90.9994°
    Apogee 484.119 km 483.802 km
    Perigee 482.025 km 482.254 km
    Orbit Epoch 2026-09-02T10:00:22+0000 2026-09-01T18:21:35+0000

    STARLINK-30993 & STARLINK-33777 Collision Probability (Pc) Trend

    STARLINK-30993 & STARLINK-33777 Collision Probability (Pc) TrendNot Available

    STARLINK-30993 & STARLINK-33777 Miss Distance (Miss Distance) Trend

    STARLINK-30993 & STARLINK-33777 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-30993Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-33777Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-30993Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-33777Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-30993

    No nearby objects data