Conjunction Event Detail

    ⚠
    High Risk
    High collision probability. Maneuver recommended for primary asset.
    1.543145E-4
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T06:01:41+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 2026-10-20T17:35:35+0000
    Collision Probability (Pc) 1.543145E-4
    Conjunction Distance (km) 0.478 km
    Relative Speed (km/s) 7.637 km/s
    Conjunction Risk Parameters R (Radial): 0.378 | I (In-track): -0.25 | C (Cross-track): -0.15
    Collision Risk Index (CRI) 0.79
    X Position (km) -2829.455 -2829.552
    Position Y (km) 5054.833 5054.41
    Position Z (km) 3668.555 3668.358
    Velocity X (km/s) -4.762 -6.762
    Velocity Y (km/s) -5.011 -1.44
    Velocity Z (km/s) 3.223 -3.223

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-31903 STARLINK-33909
    Semimajor Axis (a) 6861.214 km 6861.123 km
    Eccentricity (e) 0.000145 0.000127
    Inclination (i) 43.0038° 43.0030°
    RAAN 83.5047° 351.0455°
    Perigee Argument 268.4748° 253.7471°
    Mean Anomaly (M) 91.5937° 106.3241°
    Apogee 484.074 km 483.857 km
    Perigee 482.080 km 482.115 km
    Orbit Epoch 2026-10-19T11:33:06+0000 2026-10-19T03:22:24+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