Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.515575E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-28T03:21:06+0800
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    1 Object 1

    AOE ID 57915
    NORAD ID 57915
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 58513
    NORAD ID 58513
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-30454 STARLINK-30998
    Time of Closest Approach 2026-10-29T07:12:59+0000
    Collision Probability (Pc) 1.515575E-6
    Conjunction Distance (km) 2.367 km
    Relative Speed (km/s) 9.744 km/s
    Conjunction Risk Parameters R (Radial): 1.7 | I (In-track): 1.268 | C (Cross-track): -1.051
    Collision Risk Index (CRI) 0.39
    X Position (km) -2742.074 -2742.888
    Position Y (km) -5913.026 -5910.868
    Position Z (km) 2136.005 2135.475
    Velocity X (km/s) 4.684 5.964
    Velocity Y (km/s) -3.85 -1.092
    Velocity Z (km/s) -4.627 4.63

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-30454 STARLINK-30998
    Semimajor Axis (a) 6861.190 km 6861.316 km
    Eccentricity (e) 0.000138 0.000570
    Inclination (i) 43.0022° 43.0047°
    RAAN 101.7513° 236.3684°
    Perigee Argument 269.0869° 304.3802°
    Mean Anomaly (M) 90.9824° 55.6510°
    Apogee 484.000 km 487.093 km
    Perigee 482.106 km 479.265 km
    Orbit Epoch 2026-10-26T11:04:21+0000 2026-10-27T04:52:44+0000

    STARLINK-30454 & STARLINK-30998 Collision Probability (Pc) Trend

    STARLINK-30454 & STARLINK-30998 Collision Probability (Pc) TrendNot Available

    STARLINK-30454 & STARLINK-30998 Miss Distance (Miss Distance) Trend

    STARLINK-30454 & STARLINK-30998 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-30454Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-30998Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-30454Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-30998Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-30454

    No nearby objects data