Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.491662E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-31T05:46:17+0800
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    1 Object 1

    AOE ID 2669
    NORAD ID 2669
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 31782
    NORAD ID 31782
    Object Type DEBRIS
    Country
    CN CN

    Conjunction Constraints

    Parameter OPS 6073 (DMSP 4A F2) FENGYUN 1C DEB
    Time of Closest Approach 2026-11-01T00:41:42+0000
    Collision Probability (Pc) 1.491662E-6
    Conjunction Distance (km) 2.748 km
    Relative Speed (km/s) 14.58 km/s
    Conjunction Risk Parameters R (Radial): -2.718 | I (In-track): -0.062 | C (Cross-track): 0.393
    Collision Risk Index (CRI) 0.38
    X Position (km) -3819.631 -3818.499
    Position Y (km) 4858.982 4856.899
    Position Z (km) -3707.531 -3706.142
    Velocity X (km/s) 3.406 -1.248
    Velocity Y (km/s) -2.117 3.756
    Velocity Z (km/s) -6.244 6.263

    Orbital Parameters 国际轨道数据源

    Parameter OPS 6073 (DMSP 4A F2) FENGYUN 1C DEB
    Semimajor Axis (a) 7175.713 km 7146.853 km
    Eccentricity (e) 0.004868 0.007933
    Inclination (i) 99.1090° 98.9294°
    RAAN 311.6051° 120.6331°
    Perigee Argument 354.4459° 130.8505°
    Mean Anomaly (M) 5.6175° 21.7240°
    Apogee 832.507 km 825.411 km
    Perigee 762.645 km 712.021 km
    Orbit Epoch 2026-10-30T00:37:48+0000 2026-10-29T23:24:40+0000

    OPS 6073 (DMSP 4A F2) & FENGYUN 1C DEB Collision Probability (Pc) Trend

    OPS 6073 (DMSP 4A F2) & FENGYUN 1C DEB Collision Probability (Pc) TrendNot Available

    OPS 6073 (DMSP 4A F2) & FENGYUN 1C DEB Miss Distance (Miss Distance) Trend

    OPS 6073 (DMSP 4A F2) & FENGYUN 1C DEB Miss Distance (Miss Distance) TrendNot Available

    OPS 6073 (DMSP 4A F2)Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    FENGYUN 1C DEBMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    OPS 6073 (DMSP 4A F2)Collision Probability Trend

    Object 1 Probability TrendNot Available

    FENGYUN 1C DEBCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with OPS 6073 (DMSP 4A F2)

    No nearby objects data