Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.424285E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-03T09:45:09+0800
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    1 Object 1

    AOE ID 51992
    NORAD ID 51992
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 52283
    NORAD ID 52283
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3643 STARLINK-3789
    Time of Closest Approach 2026-09-03T09:10:57+0000
    Collision Probability (Pc) 1.424285E-6
    Conjunction Distance (km) 2.403 km
    Relative Speed (km/s) 9.208 km/s
    Conjunction Risk Parameters R (Radial): 2.321 | I (In-track): -0.498 | C (Cross-track): 0.377
    Collision Risk Index (CRI) 0.38
    X Position (km) -1877.576 -1878.794
    Position Y (km) -4795.47 -4796.867
    Position Z (km) -4510.607 -4512.136
    Velocity X (km/s) 4.556 6.766
    Velocity Y (km/s) -5.04 0.606
    Velocity Z (km/s) 3.465 -3.465

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3643 STARLINK-3789
    Semimajor Axis (a) 6840.900 km 6843.349 km
    Eccentricity (e) 0.000124 0.000100
    Inclination (i) 53.1596° 53.1611°
    RAAN 293.2711° 34.7678°
    Perigee Argument 80.8811° 88.2679°
    Mean Anomaly (M) 279.2332° 271.8439°
    Apogee 463.610 km 465.898 km
    Perigee 461.916 km 464.526 km
    Orbit Epoch 2026-09-02T14:39:51+0000 2026-09-01T20:11:09+0000

    STARLINK-3643 & STARLINK-3789 Collision Probability (Pc) Trend

    STARLINK-3643 & STARLINK-3789 Collision Probability (Pc) TrendNot Available

    STARLINK-3643 & STARLINK-3789 Miss Distance (Miss Distance) Trend

    STARLINK-3643 & STARLINK-3789 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3643Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-3789Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3643Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-3789Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3643

    No nearby objects data