Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    3.652859E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-21T23:51:41+0800
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    1 Object 1

    AOE ID 4953
    NORAD ID 4953
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 55523
    NORAD ID 55523
    Object Type DEBRIS
    Country
    CN CN

    Conjunction Constraints

    Parameter OPS 5268 (DMSP 5A F3) CZ-6A DEB
    Time of Closest Approach 2026-10-22T01:45:03+0000
    Collision Probability (Pc) 3.652859E-6
    Conjunction Distance (km) 1.803 km
    Relative Speed (km/s) 13.958 km/s
    Conjunction Risk Parameters R (Radial): -0.423 | I (In-track): 0.618 | C (Cross-track): -1.639
    Collision Risk Index (CRI) 0.46
    X Position (km) 2528.057 2526.902
    Position Y (km) -1737.129 -1738.461
    Position Z (km) -6472.096 -6471.72
    Velocity X (km/s) -6.653 3.677
    Velocity Y (km/s) 1.47 -5.78
    Velocity Z (km/s) -2.984 2.977

    Orbital Parameters 国际轨道数据源

    Parameter OPS 5268 (DMSP 5A F3) CZ-6A DEB
    Semimajor Axis (a) 7129.296 km 7187.927 km
    Eccentricity (e) 0.003821 0.004854
    Inclination (i) 98.4602° 98.8265°
    RAAN 162.8677° 305.5708°
    Perigee Argument 49.3747° 278.8335°
    Mean Anomaly (M) 311.0755° 80.7349°
    Apogee 778.399 km 844.684 km
    Perigee 723.919 km 774.896 km
    Orbit Epoch 2026-10-21T02:58:08+0000 2026-10-21T07:31:02+0000

    OPS 5268 (DMSP 5A F3) & CZ-6A DEB Collision Probability (Pc) Trend

    OPS 5268 (DMSP 5A F3) & CZ-6A DEB Collision Probability (Pc) TrendNot Available

    OPS 5268 (DMSP 5A F3) & CZ-6A DEB Miss Distance (Miss Distance) Trend

    OPS 5268 (DMSP 5A F3) & CZ-6A DEB Miss Distance (Miss Distance) TrendNot Available

    OPS 5268 (DMSP 5A F3)Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    CZ-6A DEBMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    OPS 5268 (DMSP 5A F3)Collision Probability Trend

    Object 1 Probability TrendNot Available

    CZ-6A DEBCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with OPS 5268 (DMSP 5A F3)

    No nearby objects data