Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.041426E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-04T22:06:57+0800
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    1 Object 1

    AOE ID 49418
    NORAD ID 49418
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 69969
    NORAD ID 69969
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3111 STARLINK-37921
    Time of Closest Approach 2026-09-05T21:13:53+0000
    Collision Probability (Pc) 1.041426E-6
    Conjunction Distance (km) 2.85 km
    Relative Speed (km/s) 8.503 km/s
    Conjunction Risk Parameters R (Radial): -2.739 | I (In-track): -0.649 | C (Cross-track): -0.441
    Collision Risk Index (CRI) 0.35
    X Position (km) 4935.192 4933.16
    Position Y (km) -347.571 -348.215
    Position Z (km) -4735.685 -4733.794
    Velocity X (km/s) -2.486 3.377
    Velocity Y (km/s) 6.521 6.108
    Velocity Z (km/s) -3.072 3.072

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3111 STARLINK-37921
    Semimajor Axis (a) 6843.381 km 6840.926 km
    Eccentricity (e) 0.000121 0.000114
    Inclination (i) 53.1594° 53.1601°
    RAAN 138.5314° 49.4652°
    Perigee Argument 85.2014° 93.7692°
    Mean Anomaly (M) 274.9127° 171.8917°
    Apogee 466.075 km 463.569 km
    Perigee 464.413 km 462.009 km
    Orbit Epoch 2026-09-04T01:57:33+0000 2026-09-04T06:00:02+0000

    STARLINK-3111 & STARLINK-37921 Collision Probability (Pc) Trend

    STARLINK-3111 & STARLINK-37921 Collision Probability (Pc) TrendNot Available

    STARLINK-3111 & STARLINK-37921 Miss Distance (Miss Distance) Trend

    STARLINK-3111 & STARLINK-37921 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3111Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37921Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3111Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37921Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3111

    No nearby objects data