Conjunction Event Detail

    Very Low Risk
    Very low collision probability. Continue monitoring.
    9.510429E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-05T02:50:54+0800
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    1 Object 1

    AOE ID 59845
    NORAD ID 59845
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 63804
    NORAD ID 63804
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-31903 STARLINK-33909
    Time of Closest Approach 2026-09-07T02:53:12+0000
    Collision Probability (Pc) 9.510429E-7
    Conjunction Distance (km) 2.921 km
    Relative Speed (km/s) 7.636 km/s
    Conjunction Risk Parameters R (Radial): 0.714 | I (In-track): -2.451 | C (Cross-track): 1.419
    Collision Risk Index (CRI) 0.35
    X Position (km) 5765.049 5765.922
    Position Y (km) 560.181 557.42
    Position Z (km) 3668.961 3669.344
    Velocity X (km/s) -2.676 1.401
    Velocity Y (km/s) 6.375 6.769
    Velocity Z (km/s) 3.222 -3.222

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-31903 STARLINK-33909
    Semimajor Axis (a) 6861.196 km 6861.173 km
    Eccentricity (e) 0.000057 0.000196
    Inclination (i) 43.0024° 43.0012°
    RAAN 339.0378° 245.8387°
    Perigee Argument 211.3392° 272.2931°
    Mean Anomaly (M) 148.7426° 87.7697°
    Apogee 483.451 km 484.378 km
    Perigee 482.667 km 481.694 km
    Orbit Epoch 2026-09-04T05:36:49+0000 2026-09-04T00:34:26+0000

    STARLINK-31903 & STARLINK-33909 Collision Probability (Pc) Trend

    STARLINK-31903 & STARLINK-33909 Collision Probability (Pc) TrendNot Available

    STARLINK-31903 & STARLINK-33909 Miss Distance (Miss Distance) Trend

    STARLINK-31903 & STARLINK-33909 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-31903Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-33909Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-31903Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-33909Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-31903

    No nearby objects data