Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.202717E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-11T10:28:15+0800
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    1 Object 1

    AOE ID 35829
    NORAD ID 35829
    Object Type DEBRIS
    Country
    CIS CIS
    VS

    2 Object 2

    AOE ID 69271
    NORAD ID 69271
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter COSMOS 2251 DEB KUIPER-00570
    Time of Closest Approach 2026-09-12T08:20:17+0000
    Collision Probability (Pc) 1.202717E-6
    Conjunction Distance (km) 2.781 km
    Relative Speed (km/s) 10.343 km/s
    Conjunction Risk Parameters R (Radial): 0.409 | I (In-track): 2.004 | C (Cross-track): -1.883
    Collision Risk Index (CRI) 0.37
    X Position (km) 756.719 759.062
    Position Y (km) 4571.711 4570.262
    Position Z (km) 5248.271 5248.649
    Velocity X (km/s) -2.255 -7.279
    Velocity Y (km/s) 5.587 -0.862
    Velocity Z (km/s) -4.536 1.799

    Orbital Parameters 国际轨道数据源

    Parameter COSMOS 2251 DEB KUIPER-00570
    Semimajor Axis (a) 6999.289 km 7007.677 km
    Eccentricity (e) 0.001090 0.000046
    Inclination (i) 74.0216° 51.9018°
    RAAN 284.6592° 25.3673°
    Perigee Argument 287.2830° 121.9810°
    Mean Anomaly (M) 72.7155° 238.1197°
    Apogee 628.780 km 629.865 km
    Perigee 613.524 km 629.215 km
    Orbit Epoch 2026-09-09T18:13:12+0000 2026-09-10T15:29:42+0000

    COSMOS 2251 DEB & KUIPER-00570 Collision Probability (Pc) Trend

    COSMOS 2251 DEB & KUIPER-00570 Collision Probability (Pc) TrendNot Available

    COSMOS 2251 DEB & KUIPER-00570 Miss Distance (Miss Distance) Trend

    COSMOS 2251 DEB & KUIPER-00570 Miss Distance (Miss Distance) TrendNot Available

    COSMOS 2251 DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    KUIPER-00570Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    COSMOS 2251 DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    KUIPER-00570Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with COSMOS 2251 DEB

    No nearby objects data