Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.497278E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-21T23:33:40+0800
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    1 Object 1

    AOE ID 3554
    NORAD ID 3554
    Object Type DEBRIS
    Country
    CIS CIS
    ← VS →

    2 Object 2

    AOE ID 60540
    NORAD ID 60540
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter COSMOS 252 DEB HAWK-10A
    Time of Closest Approach 2026-10-23T12:37:07+0000
    Collision Probability (Pc) 1.497278E-6
    Conjunction Distance (km) 2.137 km
    Relative Speed (km/s) 6.693 km/s
    Conjunction Risk Parameters R (Radial): 0.829 | I (In-track): 1.763 | C (Cross-track): 0.879
    Collision Risk Index (CRI) 0.39
    X Position (km) 4700.525 4702.212
    Position Y (km) 1513.045 1514.107
    Position Z (km) -4904.4 -4903.631
    Velocity X (km/s) 2.226 5.413
    Velocity Y (km/s) 6.05 0.249
    Velocity Z (km/s) 4.289 5.275

    Orbital Parameters 国际轨道数据源

    Parameter COSMOS 252 DEB HAWK-10A
    Semimajor Axis (a) 7304.089 km 6954.917 km
    Eccentricity (e) 0.054470 0.000393
    Inclination (i) 62.2680° 97.6704°
    RAAN 55.7783° 7.4808°
    Perigee Argument 336.6967° 29.5207°
    Mean Anomaly (M) 21.0195° 330.6236°
    Apogee 1323.809 km 579.513 km
    Perigee 528.095 km 574.047 km
    Orbit Epoch 2026-10-21T07:21:11+0000 2026-10-20T19:02:24+0000

    COSMOS 252 DEB & HAWK-10A Collision Probability (Pc) Trend

    COSMOS 252 DEB & HAWK-10A Collision Probability (Pc) TrendNot Available

    COSMOS 252 DEB & HAWK-10A Miss Distance (Miss Distance) Trend

    COSMOS 252 DEB & HAWK-10A Miss Distance (Miss Distance) TrendNot Available

    COSMOS 252 DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    HAWK-10AMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    COSMOS 252 DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    HAWK-10ACollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with COSMOS 252 DEB

    No nearby objects data