Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.559357E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-12T22:14:02+0800
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    1 Object 1

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

    2 Object 2

    AOE ID 63800
    NORAD ID 63800
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter COSMOS 2538 STARLINK-33900
    Time of Closest Approach 2026-10-13T02:48:29+0000
    Collision Probability (Pc) 1.559357E-6
    Conjunction Distance (km) 2.492 km
    Relative Speed (km/s) 11.997 km/s
    Conjunction Risk Parameters R (Radial): 0.601 | I (In-track): 1.489 | C (Cross-track): 1.906
    Collision Risk Index (CRI) 0.39
    X Position (km) 5022.398 5023.174
    Position Y (km) -65.23 -66.834
    Position Z (km) 4666.828 4665.087
    Velocity X (km/s) -5.12 0.395
    Velocity Y (km/s) -1.309 7.61
    Velocity Z (km/s) 5.512 -0.316

    Orbital Parameters 国际轨道数据源

    Parameter COSMOS 2538 STARLINK-33900
    Semimajor Axis (a) 6878.558 km 6861.101 km
    Eccentricity (e) 0.004073 0.000237
    Inclination (i) 97.5807° 42.9992°
    RAAN 5.4948° 272.7089°
    Perigee Argument 358.4338° 261.8871°
    Mean Anomaly (M) 1.6763° 98.1712°
    Apogee 528.441 km 484.591 km
    Perigee 472.401 km 481.337 km
    Orbit Epoch 2026-10-12T06:06:16+0000 2026-10-11T15:52:43+0000

    COSMOS 2538 & STARLINK-33900 Collision Probability (Pc) Trend

    COSMOS 2538 & STARLINK-33900 Collision Probability (Pc) TrendNot Available

    COSMOS 2538 & STARLINK-33900 Miss Distance (Miss Distance) Trend

    COSMOS 2538 & STARLINK-33900 Miss Distance (Miss Distance) TrendNot Available

    COSMOS 2538Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-33900Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    COSMOS 2538Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-33900Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with COSMOS 2538

    No nearby objects data