Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.09263E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-21T05:37:43+0800
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    1 Object 1

    AOE ID 49729
    NORAD ID 49729
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 69694
    NORAD ID 69694
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3251 STARLINK-37953
    Time of Closest Approach 2026-10-21T19:17:41+0000
    Collision Probability (Pc) 1.09263E-6
    Conjunction Distance (km) 2.852 km
    Relative Speed (km/s) 9.274 km/s
    Conjunction Risk Parameters R (Radial): -2.831 | I (In-track): -0.265 | C (Cross-track): -0.205
    Collision Risk Index (CRI) 0.36
    X Position (km) -3931.382 -3929.489
    Position Y (km) 2338.133 2337.181
    Position Z (km) -5104.838 -5102.929
    Velocity X (km/s) -5.638 -4.047
    Velocity Y (km/s) -4.616 4.092
    Velocity Z (km/s) 2.23 4.995

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3251 STARLINK-37953
    Semimajor Axis (a) 6848.829 km 6843.594 km
    Eccentricity (e) 0.000141 0.000229
    Inclination (i) 53.1565° 97.2814°
    RAAN 213.6022° 139.5176°
    Perigee Argument 83.0728° 95.2476°
    Mean Anomaly (M) 277.0434° 264.9029°
    Apogee 471.661 km 467.028 km
    Perigee 469.723 km 463.886 km
    Orbit Epoch 2026-10-20T04:26:38+0000 2026-10-20T05:55:17+0000

    STARLINK-3251 & STARLINK-37953 Collision Probability (Pc) Trend

    STARLINK-3251 & STARLINK-37953 Collision Probability (Pc) TrendNot Available

    STARLINK-3251 & STARLINK-37953 Miss Distance (Miss Distance) Trend

    STARLINK-3251 & STARLINK-37953 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3251Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37953Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3251Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37953Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3251

    No nearby objects data