Conjunction Event Detail

    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    2.634478E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-11T22:31:54+0800
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    1 Object 1

    AOE ID 36441
    NORAD ID 36441
    Object Type DEBRIS
    Country
    CIS CIS
    VS

    2 Object 2

    AOE ID 53231
    NORAD ID 53231
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter COSMOS 2251 DEB STARLINK-4370
    Time of Closest Approach 2026-09-13T02:55:49+0000
    Collision Probability (Pc) 2.634478E-5
    Conjunction Distance (km) 1.015 km
    Relative Speed (km/s) 15.238 km/s
    Conjunction Risk Parameters R (Radial): -0.5 | I (In-track): -0.077 | C (Cross-track): -0.879
    Collision Risk Index (CRI) 0.63
    X Position (km) 3716.045 3715.157
    Position Y (km) -4753.882 -4754.14
    Position Z (km) 3237.67 3237.253
    Velocity X (km/s) 4.01 -3.07
    Velocity Y (km/s) -1.199 2.146
    Velocity Z (km/s) -6.422 6.65

    Orbital Parameters 国际轨道数据源

    Parameter COSMOS 2251 DEB STARLINK-4370
    Semimajor Axis (a) 6911.650 km 6848.596 km
    Eccentricity (e) 0.010280 0.000170
    Inclination (i) 73.8344° 97.2845°
    RAAN 141.3205° 310.1830°
    Perigee Argument 184.1568° 111.6144°
    Mean Anomaly (M) 175.8783° 139.5193°
    Apogee 604.565 km 471.626 km
    Perigee 462.461 km 469.292 km
    Orbit Epoch 2026-09-11T01:00:03+0000 2026-09-11T08:00:04+0000

    COSMOS 2251 DEB & STARLINK-4370 Collision Probability (Pc) Trend

    COSMOS 2251 DEB & STARLINK-4370 Collision Probability (Pc) TrendNot Available

    COSMOS 2251 DEB & STARLINK-4370 Miss Distance (Miss Distance) Trend

    COSMOS 2251 DEB & STARLINK-4370 Miss Distance (Miss Distance) TrendNot Available

    COSMOS 2251 DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-4370Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    COSMOS 2251 DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-4370Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with COSMOS 2251 DEB

    No nearby objects data