Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.416325E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-12T13:54:38+0800
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    1 Object 1

    AOE ID 50202
    NORAD ID 50202
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 69221
    NORAD ID 69221
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3256 STARLINK-37728
    Time of Closest Approach 2026-09-12T12:03:56+0000
    Collision Probability (Pc) 1.416325E-6
    Conjunction Distance (km) 2.853 km
    Relative Speed (km/s) 14.6 km/s
    Conjunction Risk Parameters R (Radial): 2.833 | I (In-track): -0.098 | C (Cross-track): 0.323
    Collision Risk Index (CRI) 0.38
    X Position (km) -214.224 -213.828
    Position Y (km) -6102.976 -6100.397
    Position Z (km) 3092.838 3091.686
    Velocity X (km/s) 5.037 -0.964
    Velocity Y (km/s) -2.74 3.461
    Velocity Z (km/s) -5.04 6.737

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3256 STARLINK-37728
    Semimajor Axis (a) 6848.872 km 6843.685 km
    Eccentricity (e) 0.000125 0.000152
    Inclination (i) 53.1593° 97.2839°
    RAAN 113.7708° 270.9947°
    Perigee Argument 85.0023° 104.7211°
    Mean Anomaly (M) 275.1121° 255.4199°
    Apogee 471.595 km 466.586 km
    Perigee 469.875 km 464.510 km
    Orbit Epoch 2026-09-11T18:12:26+0000 2026-09-11T18:43:15+0000

    STARLINK-3256 & STARLINK-37728 Collision Probability (Pc) Trend

    STARLINK-3256 & STARLINK-37728 Collision Probability (Pc) TrendNot Available

    STARLINK-3256 & STARLINK-37728 Miss Distance (Miss Distance) Trend

    STARLINK-3256 & STARLINK-37728 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3256Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37728Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3256Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37728Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3256

    No nearby objects data