Conjunction Event Detail

    ✅
    Very Low Risk
    Very low collision probability. Continue monitoring.
    7.915901E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-21T06:13:30+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 52693
    NORAD ID 52693
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 62872
    NORAD ID 62872
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3946 STARLINK-32849
    Time of Closest Approach 2026-10-21T21:10:23+0000
    Collision Probability (Pc) 7.915901E-7
    Conjunction Distance (km) 2.754 km
    Relative Speed (km/s) 4.773 km/s
    Conjunction Risk Parameters R (Radial): 2.691 | I (In-track): 0.558 | C (Cross-track): 0.19
    Collision Risk Index (CRI) 0.33
    X Position (km) 173.537 173.016
    Position Y (km) 4318.709 4320.435
    Position Z (km) -5305.779 -5307.861
    Velocity X (km/s) -7.311 -7.162
    Velocity Y (km/s) -1.558 2.138
    Velocity Z (km/s) -1.509 1.507

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3946 STARLINK-32849
    Semimajor Axis (a) 6837.876 km 6840.838 km
    Eccentricity (e) 0.000129 0.000120
    Inclination (i) 53.1599° 53.1570°
    RAAN 208.5625° 163.1597°
    Perigee Argument 93.2991° 95.3193°
    Mean Anomaly (M) 266.8160° 264.7947°
    Apogee 460.622 km 463.524 km
    Perigee 458.856 km 461.878 km
    Orbit Epoch 2026-10-20T05:00:31+0000 2026-10-20T01:43:58+0000

    STARLINK-3946 & STARLINK-32849 Collision Probability (Pc) Trend

    STARLINK-3946 & STARLINK-32849 Collision Probability (Pc) TrendNot Available

    STARLINK-3946 & STARLINK-32849 Miss Distance (Miss Distance) Trend

    STARLINK-3946 & STARLINK-32849 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3946Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-32849Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3946Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-32849Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3946

    No nearby objects data