Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    3.162065E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T07:34:19+0800
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    1 Object 1

    AOE ID 66494
    NORAD ID 66494
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 67677
    NORAD ID 67677
    Object Type PAYLOAD
    Country
    CIS CIS

    Conjunction Constraints

    Parameter STARLINK-35689 COSMOS 2603
    Time of Closest Approach 2026-10-20T01:21:17+0000
    Collision Probability (Pc) 3.162065E-6
    Conjunction Distance (km) 1.91 km
    Relative Speed (km/s) 14.315 km/s
    Conjunction Risk Parameters R (Radial): -1.808 | I (In-track): -0.203 | C (Cross-track): -0.579
    Collision Risk Index (CRI) 0.45
    X Position (km) 6435.454 6433.59
    Position Y (km) -2335.327 -2335.229
    Position Z (km) 436.151 435.751
    Velocity X (km/s) 2.22 -0.771
    Velocity Y (km/s) 5.138 -0.657
    Velocity Z (km/s) -5.181 7.563

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-35689 COSMOS 2603
    Semimajor Axis (a) 6861.213 km 6863.371 km
    Eccentricity (e) 0.000227 0.001745
    Inclination (i) 43.0007° 96.6163°
    RAAN 169.6956° 339.7759°
    Perigee Argument 241.5502° 56.0123°
    Mean Anomaly (M) 118.5122° 304.2773°
    Apogee 484.631 km 497.212 km
    Perigee 481.521 km 473.256 km
    Orbit Epoch 2026-10-19T01:03:18+0000 2026-10-19T06:27:51+0000

    STARLINK-35689 & COSMOS 2603 Collision Probability (Pc) Trend

    STARLINK-35689 & COSMOS 2603 Collision Probability (Pc) TrendNot Available

    STARLINK-35689 & COSMOS 2603 Miss Distance (Miss Distance) Trend

    STARLINK-35689 & COSMOS 2603 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-35689Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    COSMOS 2603Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-35689Collision Probability Trend

    Object 1 Probability TrendNot Available

    COSMOS 2603Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-35689

    No nearby objects data