Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    3.478891E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-04T19:41:54+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 57521
    NORAD ID 57521
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 63863
    NORAD ID 63863
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-30259 STARLINK-33954
    Time of Closest Approach 2026-09-06T21:11:33+0000
    Collision Probability (Pc) 3.478891E-6
    Conjunction Distance (km) 1.547 km
    Relative Speed (km/s) 6.437 km/s
    Conjunction Risk Parameters R (Radial): -0.155 | I (In-track): 1.395 | C (Cross-track): -0.649
    Collision Risk Index (CRI) 0.46
    X Position (km) 5501.698 5501.396
    Position Y (km) 635.887 637.401
    Position Z (km) -4053.688 -4053.596
    Velocity X (km/s) 1.094 -2.682
    Velocity Y (km/s) 7.079 6.642
    Velocity Z (km/s) 2.597 -2.597

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-30259 STARLINK-33954
    Semimajor Axis (a) 6861.196 km 6861.154 km
    Eccentricity (e) 0.000136 0.000129
    Inclination (i) 43.0020° 42.9995°
    RAAN 75.2823° 152.4556°
    Perigee Argument 275.5791° 250.6615°
    Mean Anomaly (M) 84.4906° 109.4097°
    Apogee 483.990 km 483.905 km
    Perigee 482.128 km 482.129 km
    Orbit Epoch 2026-09-03T21:16:05+0000 2026-09-03T18:23:39+0000

    STARLINK-30259 & STARLINK-33954 Collision Probability (Pc) Trend

    STARLINK-30259 & STARLINK-33954 Collision Probability (Pc) TrendNot Available

    STARLINK-30259 & STARLINK-33954 Miss Distance (Miss Distance) Trend

    STARLINK-30259 & STARLINK-33954 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-30259Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-33954Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-30259Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-33954Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-30259

    No nearby objects data