Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    3.333455E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-11-04T00:54:19+0800
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    1 Object 1

    AOE ID 28366
    NORAD ID 28366
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 37108
    NORAD ID 37108
    Object Type DEBRIS
    Country
    CIS CIS

    Conjunction Constraints

    Parameter APRIZESAT 2 COSMOS 2251 DEB
    Time of Closest Approach 2026-11-05T01:31:04+0000
    Collision Probability (Pc) 3.333455E-6
    Conjunction Distance (km) 1.744 km
    Relative Speed (km/s) 10.468 km/s
    Conjunction Risk Parameters R (Radial): -1.148 | I (In-track): 0.931 | C (Cross-track): 0.925
    Collision Risk Index (CRI) 0.45
    X Position (km) 1514.188 1515.046
    Position Y (km) -1625.18 -1625.511
    Position Z (km) 6764.221 6762.74
    Velocity X (km/s) 1.828 7.099
    Velocity Y (km/s) -6.936 2.053
    Velocity Z (km/s) -2.153 -1.167

    Orbital Parameters 国际轨道数据源

    Parameter APRIZESAT 2 COSMOS 2251 DEB
    Semimajor Axis (a) 7142.975 km 7126.278 km
    Eccentricity (e) 0.010530 0.009242
    Inclination (i) 98.1168° 74.0418°
    RAAN 105.1575° 198.9830°
    Perigee Argument 190.8179° 195.0440°
    Mean Anomaly (M) 169.0745° 164.7966°
    Apogee 840.054 km 814.001 km
    Perigee 689.622 km 682.281 km
    Orbit Epoch 2026-11-02T21:15:12+0000 2026-11-02T03:10:48+0000

    APRIZESAT 2 & COSMOS 2251 DEB Collision Probability (Pc) Trend

    APRIZESAT 2 & COSMOS 2251 DEB Collision Probability (Pc) TrendNot Available

    APRIZESAT 2 & COSMOS 2251 DEB Miss Distance (Miss Distance) Trend

    APRIZESAT 2 & COSMOS 2251 DEB Miss Distance (Miss Distance) TrendNot Available

    APRIZESAT 2Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    COSMOS 2251 DEBMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    APRIZESAT 2Collision Probability Trend

    Object 1 Probability TrendNot Available

    COSMOS 2251 DEBCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with APRIZESAT 2

    No nearby objects data