Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    7.268122E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-27T23:14:37+0800
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    1 Object 1

    AOE ID 30721
    NORAD ID 30721
    Object Type DEBRIS
    Country
    CN CN
    ← VS →

    2 Object 2

    AOE ID 64830
    NORAD ID 64830
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter FENGYUN 1C DEB KUIPER-00084
    Time of Closest Approach 2026-10-28T04:13:35+0000
    Collision Probability (Pc) 7.268122E-6
    Conjunction Distance (km) 1.408 km
    Relative Speed (km/s) 12.222 km/s
    Conjunction Risk Parameters R (Radial): 0.644 | I (In-track): -0.739 | C (Cross-track): -1.009
    Collision Risk Index (CRI) 0.52
    X Position (km) 228.855 228.119
    Position Y (km) -4333.829 -4335.025
    Position Z (km) -5507.624 -5507.532
    Velocity X (km/s) -2.143 7.525
    Velocity Y (km/s) 5.625 -0.05
    Velocity Z (km/s) -4.516 0.35

    Orbital Parameters 国际轨道数据源

    Parameter FENGYUN 1C DEB KUIPER-00084
    Semimajor Axis (a) 6990.697 km 7007.665 km
    Eccentricity (e) 0.002071 0.000087
    Inclination (i) 98.7200° 51.9012°
    RAAN 103.1145° 1.6412°
    Perigee Argument 52.1966° 148.7516°
    Mean Anomaly (M) 11.2088° 211.3499°
    Apogee 627.036 km 630.141 km
    Perigee 598.084 km 628.915 km
    Orbit Epoch 2026-10-27T03:12:56+0000 2026-10-27T05:55:37+0000

    FENGYUN 1C DEB & KUIPER-00084 Collision Probability (Pc) Trend

    FENGYUN 1C DEB & KUIPER-00084 Collision Probability (Pc) TrendNot Available

    FENGYUN 1C DEB & KUIPER-00084 Miss Distance (Miss Distance) Trend

    FENGYUN 1C DEB & KUIPER-00084 Miss Distance (Miss Distance) TrendNot Available

    FENGYUN 1C DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    KUIPER-00084Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    FENGYUN 1C DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    KUIPER-00084Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with FENGYUN 1C DEB

    No nearby objects data