Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    2.155772E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-21T14:09:26+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 53723
    NORAD ID 53723
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3138 STARLINK-4705
    Time of Closest Approach 2026-10-23T02:31:38+0000
    Collision Probability (Pc) 2.155772E-6
    Conjunction Distance (km) 1.498 km
    Relative Speed (km/s) 2.548 km/s
    Conjunction Risk Parameters R (Radial): -0.558 | I (In-track): 1.371 | C (Cross-track): -0.231
    Collision Risk Index (CRI) 0.42
    X Position (km) -4088.902 -4088.304
    Position Y (km) -793.384 -794.684
    Position Z (km) -5433.435 -5432.991
    Velocity X (km/s) 0.44 2.425
    Velocity Y (km/s) -7.572 -7.187
    Velocity Z (km/s) 0.775 -0.775

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3138 STARLINK-4705
    Semimajor Axis (a) 6840.895 km 6840.964 km
    Eccentricity (e) 0.000092 0.000125
    Inclination (i) 53.1598° 53.1593°
    RAAN 281.3594° 303.2701°
    Perigee Argument 64.7263° 105.1821°
    Mean Anomaly (M) 295.3835° 300.3740°
    Apogee 463.390 km 463.680 km
    Perigee 462.126 km 461.974 km
    Orbit Epoch 2026-10-20T10:47:36+0000 2026-10-20T22:00:02+0000

    STARLINK-3138 & STARLINK-4705 Collision Probability (Pc) Trend

    STARLINK-3138 & STARLINK-4705 Collision Probability (Pc) TrendNot Available

    STARLINK-3138 & STARLINK-4705 Miss Distance (Miss Distance) Trend

    STARLINK-3138 & STARLINK-4705 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3138Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-4705Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3138Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-4705Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3138

    No nearby objects data