Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.306353E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-27T05:30:51+0800
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    1 Object 1

    AOE ID 8688
    NORAD ID 8688
    Object Type PAYLOAD
    Country
    CIS CIS
    ← VS →

    2 Object 2

    AOE ID 61885
    NORAD ID 61885
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter COSMOS 803 STARLINK-11301
    Time of Closest Approach 2026-10-28T16:19:58+0000
    Collision Probability (Pc) 1.306353E-6
    Conjunction Distance (km) 1.984 km
    Relative Speed (km/s) 3.979 km/s
    Conjunction Risk Parameters R (Radial): -1.167 | I (In-track): 1.549 | C (Cross-track): 0.418
    Collision Risk Index (CRI) 0.37
    X Position (km) -3153.068 -3153.986
    Position Y (km) -2936.048 -2935.113
    Position Z (km) -5185.119 -5186.608
    Velocity X (km/s) 0.033 3.425
    Velocity Y (km/s) -6.702 -6.666
    Velocity Z (km/s) 3.77 1.692

    Orbital Parameters 国际轨道数据源

    Parameter COSMOS 803 STARLINK-11301
    Semimajor Axis (a) 6747.949 km 6737.868 km
    Eccentricity (e) 0.001948 0.000111
    Inclination (i) 65.8334° 53.1540°
    RAAN 266.9609° 300.5859°
    Perigee Argument 283.6632° 10.6529°
    Mean Anomaly (M) 76.2357° 349.4512°
    Apogee 382.959 km 360.479 km
    Perigee 356.665 km 358.983 km
    Orbit Epoch 2026-10-25T07:21:12+0000 2026-10-26T00:28:08+0000

    COSMOS 803 & STARLINK-11301 Collision Probability (Pc) Trend

    COSMOS 803 & STARLINK-11301 Collision Probability (Pc) TrendNot Available

    COSMOS 803 & STARLINK-11301 Miss Distance (Miss Distance) Trend

    COSMOS 803 & STARLINK-11301 Miss Distance (Miss Distance) TrendNot Available

    COSMOS 803Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-11301Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    COSMOS 803Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-11301Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with COSMOS 803

    No nearby objects data