Conjunction Event Detail

    ⚠
    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    1.043693E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-29T19:17:45+0800
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    1 Object 1

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

    2 Object 2

    AOE ID 59406
    NORAD ID 59406
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-30447 STARLINK-31391
    Time of Closest Approach 2026-10-31T05:53:28+0000
    Collision Probability (Pc) 1.043693E-5
    Conjunction Distance (km) 1.22 km
    Relative Speed (km/s) 10.188 km/s
    Conjunction Risk Parameters R (Radial): 0.449 | I (In-track): -0.842 | C (Cross-track): 0.76
    Collision Risk Index (CRI) 0.55
    X Position (km) -6732.321 -6731.934
    Position Y (km) 309.223 308.07
    Position Z (km) 1282.01 1281.924
    Velocity X (km/s) -1.216 0.697
    Velocity Y (km/s) -5.626 -5.714
    Velocity Z (km/s) -5.002 5.003

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-30447 STARLINK-31391
    Semimajor Axis (a) 6861.120 km 6861.150 km
    Eccentricity (e) 0.000195 0.000126
    Inclination (i) 42.9978° 42.9991°
    RAAN 24.0965° 181.5818°
    Perigee Argument 280.7854° 272.9610°
    Mean Anomaly (M) 79.2777° 9.1765°
    Apogee 484.324 km 483.877 km
    Perigee 481.642 km 482.149 km
    Orbit Epoch 2026-10-28T14:24:25+0000 2026-10-28T10:00:02+0000

    STARLINK-30447 & STARLINK-31391 Collision Probability (Pc) Trend

    STARLINK-30447 & STARLINK-31391 Collision Probability (Pc) TrendNot Available

    STARLINK-30447 & STARLINK-31391 Miss Distance (Miss Distance) Trend

    STARLINK-30447 & STARLINK-31391 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-30447Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31391Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-30447Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31391Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-30447

    No nearby objects data