Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    2.842057E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-19T03:24:35+0800
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    1 Object 1

    AOE ID 55371
    NORAD ID 55371
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 67678
    NORAD ID 67678
    Object Type PAYLOAD
    Country
    CIS CIS

    Conjunction Constraints

    Parameter STARLINK-5590 COSMOS 2604
    Time of Closest Approach 2026-10-18T20:52:19+0000
    Collision Probability (Pc) 2.842057E-6
    Conjunction Distance (km) 1.984 km
    Relative Speed (km/s) 14.169 km/s
    Conjunction Risk Parameters R (Radial): -0.557 | I (In-track): 0.705 | C (Cross-track): 1.768
    Collision Risk Index (CRI) 0.44
    X Position (km) 6180.608 6180.908
    Position Y (km) -2083.163 -2081.501
    Position Z (km) -2134.604 -2133.565
    Velocity X (km/s) 0.44 1.918
    Velocity Y (km/s) 6.04 -1.619
    Velocity Z (km/s) -4.629 7.199

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-5590 COSMOS 2604
    Semimajor Axis (a) 6861.197 km 6861.538 km
    Eccentricity (e) 0.000129 0.001857
    Inclination (i) 43.0020° 96.6055°
    RAAN 145.8286° 338.5222°
    Perigee Argument 269.2281° 54.0185°
    Mean Anomaly (M) 90.8423° 306.2775°
    Apogee 483.948 km 496.145 km
    Perigee 482.172 km 470.657 km
    Orbit Epoch 2026-10-17T23:34:09+0000 2026-10-18T02:05:05+0000

    STARLINK-5590 & COSMOS 2604 Collision Probability (Pc) Trend

    STARLINK-5590 & COSMOS 2604 Collision Probability (Pc) TrendNot Available

    STARLINK-5590 & COSMOS 2604 Miss Distance (Miss Distance) Trend

    STARLINK-5590 & COSMOS 2604 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-5590Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    COSMOS 2604Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-5590Collision Probability Trend

    Object 1 Probability TrendNot Available

    COSMOS 2604Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-5590

    No nearby objects data