Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    2.235513E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-12T16:16:39+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 52576
    NORAD ID 52576
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 53602
    NORAD ID 53602
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3932 STARLINK-4648
    Time of Closest Approach 2026-09-14T19:12:25+0000
    Collision Probability (Pc) 2.235513E-6
    Conjunction Distance (km) 2.018 km
    Relative Speed (km/s) 10.355 km/s
    Conjunction Risk Parameters R (Radial): -0.483 | I (In-track): -1.432 | C (Cross-track): -1.335
    Collision Risk Index (CRI) 0.42
    X Position (km) 3743.056 3744.778
    Position Y (km) -4148.671 -4147.655
    Position Z (km) -3953.649 -3953.921
    Velocity X (km/s) 6.161 2.157
    Velocity Y (km/s) 1.535 5.972
    Velocity Z (km/s) 4.228 -4.227

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3932 STARLINK-4648
    Semimajor Axis (a) 6838.938 km 6840.858 km
    Eccentricity (e) 0.000170 0.000124
    Inclination (i) 53.1631° 53.1599°
    RAAN 359.2865° 114.2422°
    Perigee Argument 96.6051° 94.7329°
    Mean Anomaly (M) 263.5146° 265.3815°
    Apogee 461.962 km 463.567 km
    Perigee 459.640 km 461.875 km
    Orbit Epoch 2026-09-11T13:16:16+0000 2026-09-11T18:18:58+0000

    STARLINK-3932 & STARLINK-4648 Collision Probability (Pc) Trend

    STARLINK-3932 & STARLINK-4648 Collision Probability (Pc) TrendNot Available

    STARLINK-3932 & STARLINK-4648 Miss Distance (Miss Distance) Trend

    STARLINK-3932 & STARLINK-4648 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3932Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-4648Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3932Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-4648Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3932

    No nearby objects data