Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    6.876279E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-21T11:37:35+0800
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    1 Object 1

    AOE ID 49430
    NORAD ID 49430
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 64750
    NORAD ID 64750
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3138 STARLINK-34531
    Time of Closest Approach 2026-10-21T18:21:12+0000
    Collision Probability (Pc) 6.876279E-6
    Conjunction Distance (km) 1.271 km
    Relative Speed (km/s) 6.834 km/s
    Conjunction Risk Parameters R (Radial): 0.51 | I (In-track): 1.039 | C (Cross-track): 0.526
    Collision Risk Index (CRI) 0.52
    X Position (km) 4017.558 4016.702
    Position Y (km) -2204.46 -2205.318
    Position Z (km) 5069.582 5069.2
    Velocity X (km/s) 1.062 5.512
    Velocity Y (km/s) 7.21 4.768
    Velocity Z (km/s) 2.288 -2.287

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3138 STARLINK-34531
    Semimajor Axis (a) 6840.895 km 6840.819 km
    Eccentricity (e) 0.000092 0.000131
    Inclination (i) 53.1598° 53.1583°
    RAAN 281.3594° 214.6770°
    Perigee Argument 64.7263° 83.8085°
    Mean Anomaly (M) 295.3835° 276.3067°
    Apogee 463.390 km 463.580 km
    Perigee 462.126 km 461.784 km
    Orbit Epoch 2026-10-20T10:47:36+0000 2026-10-20T04:21:04+0000

    STARLINK-3138 & STARLINK-34531 Collision Probability (Pc) Trend

    STARLINK-3138 & STARLINK-34531 Collision Probability (Pc) TrendNot Available

    STARLINK-3138 & STARLINK-34531 Miss Distance (Miss Distance) Trend

    STARLINK-3138 & STARLINK-34531 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3138Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-34531Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3138Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-34531Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3138

    No nearby objects data