Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.341853E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-04T15:51:18+0800
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    1 Object 1

    AOE ID 51868
    NORAD ID 51868
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 59390
    NORAD ID 59390
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3578 STARLINK-31649
    Time of Closest Approach 2026-09-04T20:44:23+0000
    Collision Probability (Pc) 1.341853E-6
    Conjunction Distance (km) 2.674 km
    Relative Speed (km/s) 11.326 km/s
    Conjunction Risk Parameters R (Radial): 2.567 | I (In-track): -0.51 | C (Cross-track): -0.547
    Collision Risk Index (CRI) 0.38
    X Position (km) -2931.348 -2931.793
    Position Y (km) 5370.472 5372.849
    Position Z (km) -3062.363 -3063.501
    Velocity X (km/s) -3.278 -5.702
    Velocity Y (km/s) -4.673 -0.23
    Velocity Z (km/s) -5.066 5.065

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3578 STARLINK-31649
    Semimajor Axis (a) 6837.863 km 6840.913 km
    Eccentricity (e) 0.000122 0.000174
    Inclination (i) 53.1606° 53.1574°
    RAAN 282.8658° 146.1153°
    Perigee Argument 80.2737° 55.5196°
    Mean Anomaly (M) 279.8404° 304.5971°
    Apogee 460.562 km 463.969 km
    Perigee 458.890 km 461.583 km
    Orbit Epoch 2026-09-03T12:34:03+0000 2026-09-03T16:44:55+0000

    STARLINK-3578 & STARLINK-31649 Collision Probability (Pc) Trend

    STARLINK-3578 & STARLINK-31649 Collision Probability (Pc) TrendNot Available

    STARLINK-3578 & STARLINK-31649 Miss Distance (Miss Distance) Trend

    STARLINK-3578 & STARLINK-31649 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3578Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31649Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3578Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31649Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3578

    No nearby objects data