Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    4.287543E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T10:19:33+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 44424
    NORAD ID 44424
    Object Type PAYLOAD
    Country
    CIS CIS
    ← VS →

    2 Object 2

    AOE ID 63679
    NORAD ID 63679
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter COSMOS 2538 STARLINK-33850
    Time of Closest Approach 2026-10-20T09:49:05+0000
    Collision Probability (Pc) 4.287543E-6
    Conjunction Distance (km) 1.717 km
    Relative Speed (km/s) 14.344 km/s
    Conjunction Risk Parameters R (Radial): -1.353 | I (In-track): 0.35 | C (Cross-track): 0.997
    Collision Risk Index (CRI) 0.48
    X Position (km) 6621.017 6622.598
    Position Y (km) 1476.334 1475.735
    Position Z (km) 1012.571 1012.274
    Velocity X (km/s) -0.86 -0.481
    Velocity Y (km/s) -1.235 5.669
    Velocity Z (km/s) 7.488 -5.079

    Orbital Parameters 国际轨道数据源

    Parameter COSMOS 2538 STARLINK-33850
    Semimajor Axis (a) 6878.319 km 6861.144 km
    Eccentricity (e) 0.004005 0.000138
    Inclination (i) 97.5795° 43.0005°
    RAAN 13.1112° 208.5965°
    Perigee Argument 331.7219° 282.9086°
    Mean Anomaly (M) 28.1842° 77.1612°
    Apogee 527.727 km 483.953 km
    Perigee 472.637 km 482.061 km
    Orbit Epoch 2026-10-19T19:34:45+0000 2026-10-19T04:50:33+0000

    COSMOS 2538 & STARLINK-33850 Collision Probability (Pc) Trend

    COSMOS 2538 & STARLINK-33850 Collision Probability (Pc) TrendNot Available

    COSMOS 2538 & STARLINK-33850 Miss Distance (Miss Distance) Trend

    COSMOS 2538 & STARLINK-33850 Miss Distance (Miss Distance) TrendNot Available

    COSMOS 2538Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-33850Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    COSMOS 2538Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-33850Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with COSMOS 2538

    No nearby objects data