Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.601661E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-04T15:51:08+0800
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    1 Object 1

    AOE ID 52281
    NORAD ID 52281
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 53743
    NORAD ID 53743
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3779 STARLINK-4645
    Time of Closest Approach 2026-09-05T05:03:10+0000
    Collision Probability (Pc) 1.601661E-6
    Conjunction Distance (km) 2.435 km
    Relative Speed (km/s) 11.692 km/s
    Conjunction Risk Parameters R (Radial): -2.428 | I (In-track): 0.111 | C (Cross-track): 0.119
    Collision Risk Index (CRI) 0.39
    X Position (km) -6367.009 -6364.746
    Position Y (km) -233.628 -233.707
    Position Z (km) 2490.51 2489.618
    Velocity X (km/s) -1.954 2.316
    Velocity Y (km/s) -4.99 -4.834
    Velocity Z (km/s) -5.441 5.442

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3779 STARLINK-4645
    Semimajor Axis (a) 6843.359 km 6840.881 km
    Eccentricity (e) 0.000108 0.000141
    Inclination (i) 53.1612° 53.1590°
    RAAN 25.6623° 171.7848°
    Perigee Argument 85.3265° 94.6491°
    Mean Anomaly (M) 274.7860° 265.4672°
    Apogee 465.959 km 463.707 km
    Perigee 464.485 km 461.781 km
    Orbit Epoch 2026-09-03T19:32:35+0000 2026-09-03T18:32:37+0000

    STARLINK-3779 & STARLINK-4645 Collision Probability (Pc) Trend

    STARLINK-3779 & STARLINK-4645 Collision Probability (Pc) TrendNot Available

    STARLINK-3779 & STARLINK-4645 Miss Distance (Miss Distance) Trend

    STARLINK-3779 & STARLINK-4645 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3779Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-4645Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3779Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-4645Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3779

    No nearby objects data