Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    3.090935E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T20:31:36+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 47845
    NORAD ID 47845
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 68810
    NORAD ID 68810
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-2453 STARLINK-37447
    Time of Closest Approach 2026-10-21T19:48:50+0000
    Collision Probability (Pc) 3.090935E-6
    Conjunction Distance (km) 1.923 km
    Relative Speed (km/s) 14.222 km/s
    Conjunction Risk Parameters R (Radial): -0.866 | I (In-track): -0.615 | C (Cross-track): 1.602
    Collision Risk Index (CRI) 0.45
    X Position (km) 4316.934 4315.091
    Position Y (km) -2860.696 -2861.233
    Position Z (km) 4469.297 4469.407
    Velocity X (km/s) 0.799 3.4
    Velocity Y (km/s) 6.727 -3.788
    Velocity Z (km/s) 3.524 -5.691

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-2453 STARLINK-37447
    Semimajor Axis (a) 6847.519 km 6843.703 km
    Eccentricity (e) 0.000119 0.000174
    Inclination (i) 53.1606° 97.2841°
    RAAN 296.2323° 138.3520°
    Perigee Argument 71.4917° 86.6075°
    Mean Anomaly (M) 288.6214° 273.5366°
    Apogee 470.196 km 466.755 km
    Perigee 468.568 km 464.377 km
    Orbit Epoch 2026-10-19T15:55:04+0000 2026-10-20T00:55:36+0000

    STARLINK-2453 & STARLINK-37447 Collision Probability (Pc) Trend

    STARLINK-2453 & STARLINK-37447 Collision Probability (Pc) TrendNot Available

    STARLINK-2453 & STARLINK-37447 Miss Distance (Miss Distance) Trend

    STARLINK-2453 & STARLINK-37447 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-2453Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37447Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-2453Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37447Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-2453

    No nearby objects data