Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    3.503436E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-31T05:46:18+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 30846
    NORAD ID 30846
    Object Type DEBRIS
    Country
    CN CN

    Conjunction Constraints

    Parameter OPS 6073 (DMSP 4A F2) FENGYUN 1C DEB
    Time of Closest Approach 2026-11-01T04:32:02+0000
    Collision Probability (Pc) 3.503436E-6
    Conjunction Distance (km) 1.846 km
    Relative Speed (km/s) 14.522 km/s
    Conjunction Risk Parameters R (Radial): -1.36 | I (In-track): -0.287 | C (Cross-track): -1.214
    Collision Risk Index (CRI) 0.46
    X Position (km) 3988.819 3988.802
    Position Y (km) -2958.512 -2956.946
    Position Z (km) -5149.007 -5148.029
    Velocity X (km/s) 3.179 -5.203
    Velocity Y (km/s) -4.48 1.695
    Velocity Z (km/s) 5.068 -5.056

    Orbital Parameters 国际轨道数据源

    Parameter OPS 6073 (DMSP 4A F2) FENGYUN 1C DEB
    Semimajor Axis (a) 7175.713 km 7126.985 km
    Eccentricity (e) 0.004868 0.005321
    Inclination (i) 99.1090° 99.3132°
    RAAN 311.6051° 151.2671°
    Perigee Argument 354.4459° 112.3079°
    Mean Anomaly (M) 5.6175° 63.7527°
    Apogee 832.507 km 786.774 km
    Perigee 762.645 km 710.922 km
    Orbit Epoch 2026-10-30T00:37:48+0000 2026-10-30T09:01:56+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