Conjunction Event Detail

    ⚠
    High Risk
    High collision probability. Maneuver recommended for primary asset.
    1.281183E-4
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-29T14:58:29+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 51136
    NORAD ID 51136
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 57940
    NORAD ID 57940
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3253 STARLINK-30711
    Time of Closest Approach 2026-10-29T09:34:14+0000
    Collision Probability (Pc) 1.281183E-4
    Conjunction Distance (km) 0.503 km
    Relative Speed (km/s) 6.856 km/s
    Conjunction Risk Parameters R (Radial): 0.191 | I (In-track): -0.415 | C (Cross-track): -0.206
    Collision Risk Index (CRI) 0.77
    X Position (km) 1445.98 1446.461
    Position Y (km) 4352.484 4352.457
    Position Z (km) 5065.978 5066.121
    Velocity X (km/s) -5.677 -7.28
    Velocity Y (km/s) 4.566 -0.262
    Velocity Z (km/s) -2.297 2.298

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3253 STARLINK-30711
    Semimajor Axis (a) 6840.909 km 6841.149 km
    Eccentricity (e) 0.000127 0.000122
    Inclination (i) 53.1571° 53.1637°
    RAAN 311.3496° 19.4347°
    Perigee Argument 94.5116° 71.7171°
    Mean Anomaly (M) 190.7930° 288.3965°
    Apogee 463.639 km 463.849 km
    Perigee 461.905 km 462.175 km
    Orbit Epoch 2026-10-28T14:00:02+0000 2026-10-28T14:30:58+0000

    STARLINK-3253 & STARLINK-30711 Collision Probability (Pc) Trend

    STARLINK-3253 & STARLINK-30711 Collision Probability (Pc) TrendNot Available

    STARLINK-3253 & STARLINK-30711 Miss Distance (Miss Distance) Trend

    STARLINK-3253 & STARLINK-30711 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3253Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-30711Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3253Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-30711Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3253

    No nearby objects data