Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.421505E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-13T16:23:25+0800
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    1 Object 1

    AOE ID 51866
    NORAD ID 51866
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 69128
    NORAD ID 69128
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3553 STARLINK-37723
    Time of Closest Approach 2026-09-15T00:23:23+0000
    Collision Probability (Pc) 1.421505E-6
    Conjunction Distance (km) 2.784 km
    Relative Speed (km/s) 13.857 km/s
    Conjunction Risk Parameters R (Radial): 2.017 | I (In-track): -0.81 | C (Cross-track): -1.738
    Collision Risk Index (CRI) 0.38
    X Position (km) -886.589 -885.157
    Position Y (km) 4666.039 4666.931
    Position Z (km) -4934.06 -4936.274
    Velocity X (km/s) -5.963 0.364
    Velocity Y (km/s) -3.939 5.562
    Velocity Z (km/s) -2.656 5.199

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3553 STARLINK-37723
    Semimajor Axis (a) 6843.386 km 6843.690 km
    Eccentricity (e) 0.000117 0.000234
    Inclination (i) 53.1587° 97.2839°
    RAAN 239.2419° 91.1801°
    Perigee Argument 102.8666° 56.0504°
    Mean Anomaly (M) 257.2468° 304.0961°
    Apogee 466.053 km 467.158 km
    Perigee 464.445 km 463.948 km
    Orbit Epoch 2026-09-12T22:50:30+0000 2026-09-13T01:36:34+0000

    STARLINK-3553 & STARLINK-37723 Collision Probability (Pc) Trend

    STARLINK-3553 & STARLINK-37723 Collision Probability (Pc) TrendNot Available

    STARLINK-3553 & STARLINK-37723 Miss Distance (Miss Distance) Trend

    STARLINK-3553 & STARLINK-37723 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3553Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37723Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3553Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37723Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3553

    No nearby objects data