Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    2.349038E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-12T16:04:11+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 52562
    NORAD ID 52562
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 62438
    NORAD ID 62438
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3957 STARLINK-32721
    Time of Closest Approach 2026-09-14T04:49:28+0000
    Collision Probability (Pc) 2.349038E-6
    Conjunction Distance (km) 2.055 km
    Relative Speed (km/s) 12.047 km/s
    Conjunction Risk Parameters R (Radial): -0.459 | I (In-track): -1.23 | C (Cross-track): 1.58
    Collision Risk Index (CRI) 0.42
    X Position (km) 6498.044 6497.16
    Position Y (km) -1487.377 -1489.228
    Position Z (km) 1529.964 1529.862
    Velocity X (km/s) -0.273 2.371
    Velocity Y (km/s) 4.881 4.276
    Velocity Z (km/s) 5.869 -5.868

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3957 STARLINK-32721
    Semimajor Axis (a) 6840.881 km 6840.784 km
    Eccentricity (e) 0.000124 0.000134
    Inclination (i) 53.1613° 53.1570°
    RAAN 349.3960° 190.8462°
    Perigee Argument 60.3254° 84.5315°
    Mean Anomaly (M) 299.7872° 275.5841°
    Apogee 463.593 km 463.566 km
    Perigee 461.895 km 461.728 km
    Orbit Epoch 2026-09-11T14:13:25+0000 2026-09-11T05:46:25+0000

    STARLINK-3957 & STARLINK-32721 Collision Probability (Pc) Trend

    STARLINK-3957 & STARLINK-32721 Collision Probability (Pc) TrendNot Available

    STARLINK-3957 & STARLINK-32721 Miss Distance (Miss Distance) Trend

    STARLINK-3957 & STARLINK-32721 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3957Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-32721Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3957Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-32721Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3957

    No nearby objects data