Conjunction Event Detail

    Very Low Risk
    Very low collision probability. Continue monitoring.
    8.626056E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-04T22:39:39+0800
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    1 Object 1

    AOE ID 57069
    NORAD ID 57069
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 63328
    NORAD ID 63328
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-5821 STARLINK-33699
    Time of Closest Approach 2026-09-06T19:24:35+0000
    Collision Probability (Pc) 8.626056E-7
    Conjunction Distance (km) 2.884 km
    Relative Speed (km/s) 6.225 km/s
    Conjunction Risk Parameters R (Radial): -0.497 | I (In-track): -2.593 | C (Cross-track): 1.159
    Collision Risk Index (CRI) 0.34
    X Position (km) -4896.217 -4897.149
    Position Y (km) -2489.26 -2486.547
    Position Z (km) 4103.362 4103.064
    Velocity X (km/s) 4.818 1.49
    Velocity Y (km/s) -5.363 -7.054
    Velocity Z (km/s) 2.491 -2.49

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-5821 STARLINK-33699
    Semimajor Axis (a) 6861.202 km 6861.166 km
    Eccentricity (e) 0.000147 0.000098
    Inclination (i) 43.0033° 43.0002°
    RAAN 169.6139° 98.0654°
    Perigee Argument 260.4926° 242.0627°
    Mean Anomaly (M) 99.5759° 118.0126°
    Apogee 484.075 km 483.699 km
    Perigee 482.055 km 482.359 km
    Orbit Epoch 2026-09-03T23:39:49+0000 2026-09-03T15:34:13+0000

    STARLINK-5821 & STARLINK-33699 Collision Probability (Pc) Trend

    STARLINK-5821 & STARLINK-33699 Collision Probability (Pc) TrendNot Available

    STARLINK-5821 & STARLINK-33699 Miss Distance (Miss Distance) Trend

    STARLINK-5821 & STARLINK-33699 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-5821Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-33699Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-5821Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-33699Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-5821

    No nearby objects data