Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.447509E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-12T00:06:27+0800
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    1 Object 1

    AOE ID 51813
    NORAD ID 51813
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 59264
    NORAD ID 59264
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3552 STARLINK-31645
    Time of Closest Approach 2026-09-12T18:00:54+0000
    Collision Probability (Pc) 1.447509E-6
    Conjunction Distance (km) 2.617 km
    Relative Speed (km/s) 12.179 km/s
    Conjunction Risk Parameters R (Radial): 2.598 | I (In-track): -0.187 | C (Cross-track): 0.254
    Collision Risk Index (CRI) 0.38
    X Position (km) -6161.377 -6163.85
    Position Y (km) -2852.057 -2852.854
    Position Z (km) 812.292 812.605
    Velocity X (km/s) 2.601 1.273
    Velocity Y (km/s) -3.877 -4.491
    Velocity Z (km/s) 6.046 -6.045

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3552 STARLINK-31645
    Semimajor Axis (a) 6837.878 km 6840.838 km
    Eccentricity (e) 0.000120 0.000098
    Inclination (i) 53.1609° 53.1583°
    RAAN 206.7116° 39.5704°
    Perigee Argument 96.5927° 84.0426°
    Mean Anomaly (M) 263.5213° 276.0689°
    Apogee 460.562 km 463.375 km
    Perigee 458.920 km 462.027 km
    Orbit Epoch 2026-09-11T06:02:48+0000 2026-09-10T16:48:43+0000

    STARLINK-3552 & STARLINK-31645 Collision Probability (Pc) Trend

    STARLINK-3552 & STARLINK-31645 Collision Probability (Pc) TrendNot Available

    STARLINK-3552 & STARLINK-31645 Miss Distance (Miss Distance) Trend

    STARLINK-3552 & STARLINK-31645 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3552Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31645Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3552Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31645Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3552

    No nearby objects data