Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    5.279498E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-16T03:00:12+0800
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    1 Object 1

    AOE ID 36369
    NORAD ID 36369
    Object Type DEBRIS
    Country
    CIS CIS
    VS

    2 Object 2

    AOE ID 63737
    NORAD ID 63737
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter COSMOS 2251 DEB KUIPER-00023
    Time of Closest Approach 2026-09-17T18:03:32+0000
    Collision Probability (Pc) 5.279498E-6
    Conjunction Distance (km) 1.484 km
    Relative Speed (km/s) 9.888 km/s
    Conjunction Risk Parameters R (Radial): -1.371 | I (In-track): -0.423 | C (Cross-track): -0.375
    Collision Risk Index (CRI) 0.49
    X Position (km) -3249.41 -3249.814
    Position Y (km) -3156.421 -3157.532
    Position Z (km) -5351.326 -5352.223
    Velocity X (km/s) -1.5 6.235
    Velocity Y (km/s) -5.933 -3.977
    Velocity Z (km/s) 4.401 -1.44

    Orbital Parameters 国际轨道数据源

    Parameter COSMOS 2251 DEB KUIPER-00023
    Semimajor Axis (a) 7012.113 km 7007.704 km
    Eccentricity (e) 0.001560 0.000051
    Inclination (i) 74.0265° 51.9031°
    RAAN 251.9055° 347.2133°
    Perigee Argument 267.6077° 71.6297°
    Mean Anomaly (M) 92.3312° 288.4721°
    Apogee 644.917 km 629.928 km
    Perigee 623.035 km 629.206 km
    Orbit Epoch 2026-09-13T16:51:46+0000 2026-09-15T06:33:41+0000

    COSMOS 2251 DEB & KUIPER-00023 Collision Probability (Pc) Trend

    COSMOS 2251 DEB & KUIPER-00023 Collision Probability (Pc) TrendNot Available

    COSMOS 2251 DEB & KUIPER-00023 Miss Distance (Miss Distance) Trend

    COSMOS 2251 DEB & KUIPER-00023 Miss Distance (Miss Distance) TrendNot Available

    COSMOS 2251 DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    KUIPER-00023Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    COSMOS 2251 DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    KUIPER-00023Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with COSMOS 2251 DEB

    No nearby objects data