Conjunction Event Detail

    ✅
    Very Low Risk
    Very low collision probability. Continue monitoring.
    9.523913E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T02:52:35+0800
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    1 Object 1

    AOE ID 49763
    NORAD ID 49763
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 69440
    NORAD ID 69440
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3198 STARLINK-37747
    Time of Closest Approach 2026-10-21T21:19:20+0000
    Collision Probability (Pc) 9.523913E-7
    Conjunction Distance (km) 2.781 km
    Relative Speed (km/s) 6.845 km/s
    Conjunction Risk Parameters R (Radial): -2.771 | I (In-track): -0.197 | C (Cross-track): 0.099
    Collision Risk Index (CRI) 0.35
    X Position (km) 5488.903 5486.554
    Position Y (km) -1972.984 -1972.212
    Position Z (km) 3580.387 3579.116
    Velocity X (km/s) 4.495 3.342
    Velocity Y (km/s) 4.092 -2.408
    Velocity Z (km/s) -4.62 -6.428

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3198 STARLINK-37747
    Semimajor Axis (a) 6848.880 km 6843.644 km
    Eccentricity (e) 0.000173 0.000147
    Inclination (i) 53.1581° 97.2832°
    RAAN 200.2079° 152.9335°
    Perigee Argument 98.7742° 83.5063°
    Mean Anomaly (M) 261.3456° 276.6348°
    Apogee 471.928 km 466.514 km
    Perigee 469.558 km 464.500 km
    Orbit Epoch 2026-10-19T04:30:42+0000 2026-10-19T01:20:24+0000

    STARLINK-3198 & STARLINK-37747 Collision Probability (Pc) Trend

    STARLINK-3198 & STARLINK-37747 Collision Probability (Pc) TrendNot Available

    STARLINK-3198 & STARLINK-37747 Miss Distance (Miss Distance) Trend

    STARLINK-3198 & STARLINK-37747 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3198Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37747Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3198Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37747Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3198

    No nearby objects data