Conjunction Event Detail

    ⚠
    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    1.11424E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-31T11:32:26+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 49441
    NORAD ID 49441
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 58827
    NORAD ID 58827
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3128 STARLINK-31271
    Time of Closest Approach 2026-10-31T14:10:51+0000
    Collision Probability (Pc) 1.11424E-5
    Conjunction Distance (km) 0.883 km
    Relative Speed (km/s) 2.125 km/s
    Conjunction Risk Parameters R (Radial): 0.199 | I (In-track): 0.853 | C (Cross-track): 0.119
    Collision Risk Index (CRI) 0.56
    X Position (km) -1137.969 -1138.828
    Position Y (km) 3988.303 3988.181
    Position Z (km) -5447.161 -5447.32
    Velocity X (km/s) -7.027 -7.491
    Velocity Y (km/s) -2.886 -1.261
    Velocity Z (km/s) -0.645 0.643

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3128 STARLINK-31271
    Semimajor Axis (a) 6840.740 km 6840.857 km
    Eccentricity (e) 0.000135 0.000136
    Inclination (i) 53.1597° 53.1568°
    RAAN 213.2018° 189.8551°
    Perigee Argument 97.3589° 96.2204°
    Mean Anomaly (M) 262.7567° 212.5140°
    Apogee 463.526 km 463.649 km
    Perigee 461.680 km 461.791 km
    Orbit Epoch 2026-10-30T01:04:54+0000 2026-10-30T18:00:02+0000

    STARLINK-3128 & STARLINK-31271 Collision Probability (Pc) Trend

    STARLINK-3128 & STARLINK-31271 Collision Probability (Pc) TrendNot Available

    STARLINK-3128 & STARLINK-31271 Miss Distance (Miss Distance) Trend

    STARLINK-3128 & STARLINK-31271 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3128Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31271Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3128Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31271Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3128

    No nearby objects data