Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.04334E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-21T17:09:47+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 67157
    NORAD ID 67157
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter COSMOS 2251 DEB KUIPER-00252
    Time of Closest Approach 2026-10-21T18:23:42+0000
    Collision Probability (Pc) 1.04334E-6
    Conjunction Distance (km) 2.348 km
    Relative Speed (km/s) 4.991 km/s
    Conjunction Risk Parameters R (Radial): -2.314 | I (In-track): -0.376 | C (Cross-track): 0.123
    Collision Risk Index (CRI) 0.35
    X Position (km) 4762.885 4764.193
    Position Y (km) 1189.376 1189.985
    Position Z (km) -5004.37 -5006.223
    Velocity X (km/s) -5.513 -4.074
    Velocity Y (km/s) 1.677 5.828
    Velocity Z (km/s) -4.861 -2.493

    Orbital Parameters 国际轨道数据源

    Parameter COSMOS 2251 DEB KUIPER-00252
    Semimajor Axis (a) 7010.736 km 7007.672 km
    Eccentricity (e) 0.001370 0.000066
    Inclination (i) 74.0282° 51.9003°
    RAAN 180.5884° 144.9898°
    Perigee Argument 187.1383° 93.4635°
    Mean Anomaly (M) 172.9600° 266.6403°
    Apogee 642.203 km 629.999 km
    Perigee 622.995 km 629.071 km
    Orbit Epoch 2026-10-19T23:09:35+0000 2026-10-20T20:13:23+0000

    COSMOS 2251 DEB & KUIPER-00252 Collision Probability (Pc) Trend

    COSMOS 2251 DEB & KUIPER-00252 Collision Probability (Pc) TrendNot Available

    COSMOS 2251 DEB & KUIPER-00252 Miss Distance (Miss Distance) Trend

    COSMOS 2251 DEB & KUIPER-00252 Miss Distance (Miss Distance) TrendNot Available

    COSMOS 2251 DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    KUIPER-00252Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    COSMOS 2251 DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    KUIPER-00252Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with COSMOS 2251 DEB

    No nearby objects data