Conjunction Event Detail

    ✅
    Very Low Risk
    Very low collision probability. Continue monitoring.
    9.378254E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-28T02:46:06+0800
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    1 Object 1

    AOE ID 57817
    NORAD ID 57817
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 59087
    NORAD ID 59087
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-30391 STARLINK-31266
    Time of Closest Approach 2026-10-29T00:48:30+0000
    Collision Probability (Pc) 9.378254E-7
    Conjunction Distance (km) 2.737 km
    Relative Speed (km/s) 6.407 km/s
    Conjunction Risk Parameters R (Radial): -2.321 | I (In-track): 1.318 | C (Cross-track): 0.602
    Collision Risk Index (CRI) 0.34
    X Position (km) 3149.178 3149.055
    Position Y (km) -4547.964 -4550.331
    Position Z (km) -4058.334 -4059.701
    Velocity X (km/s) 6.761 4.607
    Velocity Y (km/s) 2.381 5.492
    Velocity Z (km/s) 2.587 -2.582

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-30391 STARLINK-31266
    Semimajor Axis (a) 6858.512 km 6861.133 km
    Eccentricity (e) 0.000564 0.000260
    Inclination (i) 42.9941° 42.9892°
    RAAN 6.9386° 83.6884°
    Perigee Argument 10.3648° 287.9679°
    Mean Anomaly (M) 349.7319° 72.0890°
    Apogee 484.244 km 484.778 km
    Perigee 476.506 km 481.214 km
    Orbit Epoch 2026-10-27T05:09:29+0000 2026-10-27T02:15:16+0000

    STARLINK-30391 & STARLINK-31266 Collision Probability (Pc) Trend

    STARLINK-30391 & STARLINK-31266 Collision Probability (Pc) TrendNot Available

    STARLINK-30391 & STARLINK-31266 Miss Distance (Miss Distance) Trend

    STARLINK-30391 & STARLINK-31266 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-30391Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31266Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-30391Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31266Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-30391

    No nearby objects data