Conjunction Event Detail

    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    7.508594E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-16T04:54:30+0800
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    1 Object 1

    AOE ID 7411
    NORAD ID 7411
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 61493
    NORAD ID 61493
    Object Type DEBRIS
    Country
    CN CN

    Conjunction Constraints

    Parameter OPS 6983 (DMSP 5C F1) CZ-6A DEB
    Time of Closest Approach 2026-09-17T22:07:20+0000
    Collision Probability (Pc) 7.508594E-5
    Conjunction Distance (km) 0.73 km
    Relative Speed (km/s) 14.669 km/s
    Conjunction Risk Parameters R (Radial): 0.366 | I (In-track): 0.091 | C (Cross-track): -0.625
    Collision Risk Index (CRI) 0.73
    X Position (km) -402.982 -403.631
    Position Y (km) -3071.062 -3071.254
    Position Z (km) -6504.58 -6504.854
    Velocity X (km/s) -1.715 -0.576
    Velocity Y (km/s) 6.558 -6.7
    Velocity Z (km/s) -3.008 3.165

    Orbital Parameters 国际轨道数据源

    Parameter OPS 6983 (DMSP 5C F1) CZ-6A DEB
    Semimajor Axis (a) 7170.777 km 7201.842 km
    Eccentricity (e) 0.004200 0.004339
    Inclination (i) 98.5099° 89.0006°
    RAAN 98.2738° 264.9478°
    Perigee Argument 102.1462° 222.9070°
    Mean Anomaly (M) 258.4430° 136.8733°
    Apogee 822.756 km 854.953 km
    Perigee 762.524 km 792.457 km
    Orbit Epoch 2026-09-15T06:50:02+0000 2026-09-14T23:25:12+0000

    OPS 6983 (DMSP 5C F1) & CZ-6A DEB Collision Probability (Pc) Trend

    OPS 6983 (DMSP 5C F1) & CZ-6A DEB Collision Probability (Pc) TrendNot Available

    OPS 6983 (DMSP 5C F1) & CZ-6A DEB Miss Distance (Miss Distance) Trend

    OPS 6983 (DMSP 5C F1) & CZ-6A DEB Miss Distance (Miss Distance) TrendNot Available

    OPS 6983 (DMSP 5C F1)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 6983 (DMSP 5C F1)Collision Probability Trend

    Object 1 Probability TrendNot Available

    CZ-6A DEBCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with OPS 6983 (DMSP 5C F1)

    No nearby objects data