Conjunction Event Detail

    ✅
    Very Low Risk
    Very low collision probability. Continue monitoring.
    2.373675E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-28T19:50:39+0800
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    1 Object 1

    AOE ID 50848
    NORAD ID 50848
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 53178
    NORAD ID 53178
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3315 STARLINK-4280
    Time of Closest Approach 2026-10-29T17:09:34+0000
    Collision Probability (Pc) 2.373675E-7
    Conjunction Distance (km) 2.886 km
    Relative Speed (km/s) 0.056 km/s
    Conjunction Risk Parameters R (Radial): 2.602 | I (In-track): -1.243 | C (Cross-track): 0.109
    Collision Risk Index (CRI) 0.23
    X Position (km) 477.409 476.345
    Position Y (km) -4071.194 -4072.804
    Position Z (km) 5466.821 5468.967
    Velocity X (km/s) 7.586 7.59
    Velocity Y (km/s) 0.895 0.849
    Velocity Z (km/s) 0.004 -0.029

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3315 STARLINK-4280
    Semimajor Axis (a) 6840.834 km 6843.333 km
    Eccentricity (e) 0.000144 0.000130
    Inclination (i) 53.1564° 53.1581°
    RAAN 195.1577° 194.6229°
    Perigee Argument 92.5629° 90.6416°
    Mean Anomaly (M) 138.5500° 146.2347°
    Apogee 463.683 km 466.085 km
    Perigee 461.711 km 464.307 km
    Orbit Epoch 2026-10-27T22:00:02+0000 2026-10-27T22:00:02+0000

    STARLINK-3315 & STARLINK-4280 Collision Probability (Pc) Trend

    STARLINK-3315 & STARLINK-4280 Collision Probability (Pc) TrendNot Available

    STARLINK-3315 & STARLINK-4280 Miss Distance (Miss Distance) Trend

    STARLINK-3315 & STARLINK-4280 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3315Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-4280Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3315Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-4280Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3315

    No nearby objects data