Conjunction Event Detail

    ✅
    Very Low Risk
    Very low collision probability. Continue monitoring.
    8.979805E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-27T20:55:38+0800
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    1 Object 1

    AOE ID 53578
    NORAD ID 53578
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 65078
    NORAD ID 65078
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4556 STARLINK-34771
    Time of Closest Approach 2026-10-28T22:37:48+0000
    Collision Probability (Pc) 8.979805E-7
    Conjunction Distance (km) 2.525 km
    Relative Speed (km/s) 4.767 km/s
    Conjunction Risk Parameters R (Radial): 0.563 | I (In-track): -2.338 | C (Cross-track): -0.764
    Collision Risk Index (CRI) 0.34
    X Position (km) -2824.528 -2826.156
    Position Y (km) 3261.065 3259.187
    Position Z (km) 5299.101 5298.662
    Velocity X (km/s) -4.274 -6.696
    Velocity Y (km/s) -6.151 -3.356
    Velocity Z (km/s) 1.503 -1.504

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4556 STARLINK-34771
    Semimajor Axis (a) 6840.872 km 6840.817 km
    Eccentricity (e) 0.000127 0.000144
    Inclination (i) 53.1608° 53.1620°
    RAAN 72.4403° 27.1980°
    Perigee Argument 90.2047° 85.7888°
    Mean Anomaly (M) 269.9101° 274.3280°
    Apogee 463.601 km 463.669 km
    Perigee 461.869 km 461.691 km
    Orbit Epoch 2026-10-27T02:31:49+0000 2026-10-26T23:16:58+0000

    STARLINK-4556 & STARLINK-34771 Collision Probability (Pc) Trend

    STARLINK-4556 & STARLINK-34771 Collision Probability (Pc) TrendNot Available

    STARLINK-4556 & STARLINK-34771 Miss Distance (Miss Distance) Trend

    STARLINK-4556 & STARLINK-34771 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4556Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-34771Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4556Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-34771Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4556

    No nearby objects data