Conjunction Event Detail

    ⚠
    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    1.602439E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-29T19:30:29+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 57874
    NORAD ID 57874
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 59500
    NORAD ID 59500
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-30447 STARLINK-31512
    Time of Closest Approach 2026-10-30T07:39:51+0000
    Collision Probability (Pc) 1.602439E-5
    Conjunction Distance (km) 0.874 km
    Relative Speed (km/s) 3.565 km/s
    Conjunction Risk Parameters R (Radial): 0.83 | I (In-track): -0.265 | C (Cross-track): 0.068
    Collision Risk Index (CRI) 0.59
    X Position (km) -2913.607 -2913.482
    Position Y (km) 4256.491 4255.823
    Position Z (km) 4516.225 4515.676
    Velocity X (km/s) -6.783 -5.455
    Velocity Y (km/s) -3.22 -5.16
    Velocity Z (km/s) -1.338 1.341

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-30447 STARLINK-31512
    Semimajor Axis (a) 6861.120 km 6861.278 km
    Eccentricity (e) 0.000195 0.000113
    Inclination (i) 42.9978° 43.0040°
    RAAN 24.0965° 65.2277°
    Perigee Argument 280.7854° 311.7549°
    Mean Anomaly (M) 79.2777° 48.3205°
    Apogee 484.324 km 483.920 km
    Perigee 481.642 km 482.362 km
    Orbit Epoch 2026-10-28T14:24:25+0000 2026-10-28T09:49:39+0000

    STARLINK-30447 & STARLINK-31512 Collision Probability (Pc) Trend

    STARLINK-30447 & STARLINK-31512 Collision Probability (Pc) TrendNot Available

    STARLINK-30447 & STARLINK-31512 Miss Distance (Miss Distance) Trend

    STARLINK-30447 & STARLINK-31512 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-30447Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31512Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-30447Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31512Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-30447

    No nearby objects data