Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    5.689032E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-15T11:52:58+0800
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    1 Object 1

    AOE ID 35611
    NORAD ID 35611
    Object Type DEBRIS
    Country
    CIS CIS
    VS

    2 Object 2

    AOE ID 68598
    NORAD ID 68598
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter COSMOS 2251 DEB KUIPER-00301
    Time of Closest Approach 2026-09-15T10:35:46+0000
    Collision Probability (Pc) 5.689032E-6
    Conjunction Distance (km) 1.502 km
    Relative Speed (km/s) 11.689 km/s
    Conjunction Risk Parameters R (Radial): 1.499 | I (In-track): -0.053 | C (Cross-track): 0.082
    Collision Risk Index (CRI) 0.5
    X Position (km) -4922.204 -4921.206
    Position Y (km) 1654.805 1654.374
    Position Z (km) 4716.445 4715.409
    Velocity X (km/s) -5.363 0.655
    Velocity Y (km/s) -1.153 -6.852
    Velocity Z (km/s) -5.163 3.078

    Orbital Parameters 国际轨道数据源

    Parameter COSMOS 2251 DEB KUIPER-00301
    Semimajor Axis (a) 7008.821 km 7018.545 km
    Eccentricity (e) 0.002069 0.000208
    Inclination (i) 74.0206° 51.9026°
    RAAN 358.8168° 119.5972°
    Perigee Argument 3.9405° 176.7666°
    Mean Anomaly (M) 356.1930° 183.3309°
    Apogee 645.187 km 641.865 km
    Perigee 616.181 km 638.951 km
    Orbit Epoch 2026-09-14T06:23:59+0000 2026-09-14T14:50:16+0000

    COSMOS 2251 DEB & KUIPER-00301 Collision Probability (Pc) Trend

    COSMOS 2251 DEB & KUIPER-00301 Collision Probability (Pc) TrendNot Available

    COSMOS 2251 DEB & KUIPER-00301 Miss Distance (Miss Distance) Trend

    COSMOS 2251 DEB & KUIPER-00301 Miss Distance (Miss Distance) TrendNot Available

    COSMOS 2251 DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    KUIPER-00301Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    COSMOS 2251 DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    KUIPER-00301Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with COSMOS 2251 DEB

    No nearby objects data