Conjunction Event Detail

    ⚠
    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    1.687463E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-22T02:22:49+0800
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    1 Object 1

    AOE ID 21723
    NORAD ID 21723
    Object Type DEBRIS
    Country
    CIS CIS
    ← VS →

    2 Object 2

    AOE ID 66424
    NORAD ID 66424
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter COSMOS 397 DEB STARLINK-35588
    Time of Closest Approach 2026-10-22T10:57:00+0000
    Collision Probability (Pc) 1.687463E-5
    Conjunction Distance (km) 0.991 km
    Relative Speed (km/s) 7.212 km/s
    Conjunction Risk Parameters R (Radial): -0.977 | I (In-track): -0.146 | C (Cross-track): 0.063
    Collision Risk Index (CRI) 0.6
    X Position (km) 4802.94 4802.161
    Position Y (km) -1470.973 -1470.874
    Position Z (km) -4679.489 -4678.886
    Velocity X (km/s) 5.343 2.182
    Velocity Y (km/s) 2.882 7.298
    Velocity Z (km/s) 4.69 -0.055

    Orbital Parameters 国际轨道数据源

    Parameter COSMOS 397 DEB STARLINK-35588
    Semimajor Axis (a) 6962.834 km 6861.088 km
    Eccentricity (e) 0.017719 0.000028
    Inclination (i) 65.6643° 42.9952°
    RAAN 11.7226° 79.6120°
    Perigee Argument 346.0279° 259.2525°
    Mean Anomaly (M) 13.5972° 100.8295°
    Apogee 708.071 km 483.146 km
    Perigee 461.323 km 482.756 km
    Orbit Epoch 2026-10-21T04:38:23+0000 2026-10-21T10:14:17+0000

    COSMOS 397 DEB & STARLINK-35588 Collision Probability (Pc) Trend

    COSMOS 397 DEB & STARLINK-35588 Collision Probability (Pc) TrendNot Available

    COSMOS 397 DEB & STARLINK-35588 Miss Distance (Miss Distance) Trend

    COSMOS 397 DEB & STARLINK-35588 Miss Distance (Miss Distance) TrendNot Available

    COSMOS 397 DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-35588Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    COSMOS 397 DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-35588Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with COSMOS 397 DEB

    No nearby objects data