Conjunction Event Detail

    ⚠
    High Risk
    High collision probability. Maneuver recommended for primary asset.
    3.186405E-4
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T20:49:29+0800
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    1 Object 1

    AOE ID 34036
    NORAD ID 34036
    Object Type DEBRIS
    Country
    CIS CIS
    ← VS →

    2 Object 2

    AOE ID 53722
    NORAD ID 53722
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter COSMOS 2251 DEB STARLINK-4700
    Time of Closest Approach 2026-10-22T05:19:52+0000
    Collision Probability (Pc) 3.186405E-4
    Conjunction Distance (km) 0.349 km
    Relative Speed (km/s) 8.868 km/s
    Conjunction Risk Parameters R (Radial): 0.118 | I (In-track): -0.264 | C (Cross-track): 0.193
    Collision Risk Index (CRI) 0.85
    X Position (km) 3956.864 3956.828
    Position Y (km) 1215.432 1215.724
    Position Z (km) 5436.543 5436.356
    Velocity X (km/s) 4.15 -3.033
    Velocity Y (km/s) 4.913 6.981
    Velocity Z (km/s) -4.124 0.645

    Orbital Parameters 国际轨道数据源

    Parameter COSMOS 2251 DEB STARLINK-4700
    Semimajor Axis (a) 6845.074 km 6840.871 km
    Eccentricity (e) 0.001741 0.000132
    Inclination (i) 73.9965° 53.1584°
    RAAN 223.4643° 309.6819°
    Perigee Argument 192.7694° 92.0727°
    Mean Anomaly (M) 167.3071° 268.0426°
    Apogee 478.856 km 463.635 km
    Perigee 455.018 km 461.833 km
    Orbit Epoch 2026-10-20T05:48:41+0000 2026-10-19T12:52:26+0000

    COSMOS 2251 DEB & STARLINK-4700 Collision Probability (Pc) Trend

    COSMOS 2251 DEB & STARLINK-4700 Collision Probability (Pc) TrendNot Available

    COSMOS 2251 DEB & STARLINK-4700 Miss Distance (Miss Distance) Trend

    COSMOS 2251 DEB & STARLINK-4700 Miss Distance (Miss Distance) TrendNot Available

    COSMOS 2251 DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-4700Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    COSMOS 2251 DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-4700Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with COSMOS 2251 DEB

    No nearby objects data