Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.16228E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-04T17:45:32+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 53729
    NORAD ID 53729
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 63440
    NORAD ID 63440
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4651 STARLINK-33743
    Time of Closest Approach 2026-09-05T13:23:50+0000
    Collision Probability (Pc) 1.16228E-6
    Conjunction Distance (km) 2.997 km
    Relative Speed (km/s) 11.509 km/s
    Conjunction Risk Parameters R (Radial): -2.935 | I (In-track): -0.39 | C (Cross-track): -0.454
    Collision Risk Index (CRI) 0.36
    X Position (km) -6229.227 -6231.903
    Position Y (km) 22.344 21.754
    Position Z (km) 2812.421 2813.633
    Velocity X (km/s) 2.358 -2.393
    Velocity Y (km/s) -5.033 -5.016
    Velocity Z (km/s) 5.242 -5.241

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4651 STARLINK-33743
    Semimajor Axis (a) 6837.864 km 6840.834 km
    Eccentricity (e) 0.000135 0.000118
    Inclination (i) 53.1613° 53.1601°
    RAAN 166.4386° 27.9343°
    Perigee Argument 90.2311° 74.3048°
    Mean Anomaly (M) 269.8846° 285.8085°
    Apogee 460.651 km 463.505 km
    Perigee 458.803 km 461.889 km
    Orbit Epoch 2026-09-04T04:27:23+0000 2026-09-03T18:32:39+0000

    STARLINK-4651 & STARLINK-33743 Collision Probability (Pc) Trend

    STARLINK-4651 & STARLINK-33743 Collision Probability (Pc) TrendNot Available

    STARLINK-4651 & STARLINK-33743 Miss Distance (Miss Distance) Trend

    STARLINK-4651 & STARLINK-33743 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4651Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-33743Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4651Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-33743Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4651

    No nearby objects data