Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.611173E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-22T04:46:04+0800
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    1 Object 1

    AOE ID 38728
    NORAD ID 38728
    Object Type DEBRIS
    Country
    CN CN
    ← VS →

    2 Object 2

    AOE ID 68945
    NORAD ID 68945
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter FENGYUN 1C DEB KUIPER-00451
    Time of Closest Approach 2026-10-22T11:50:52+0000
    Collision Probability (Pc) 1.611173E-6
    Conjunction Distance (km) 2.482 km
    Relative Speed (km/s) 12.534 km/s
    Conjunction Risk Parameters R (Radial): 0.89 | I (In-track): 1.281 | C (Cross-track): 1.932
    Collision Risk Index (CRI) 0.39
    X Position (km) -3334.554 -3334.931
    Position Y (km) 2821.716 2820.025
    Position Z (km) -5485.583 -5487.36
    Velocity X (km/s) 5.586 -5.412
    Velocity Y (km/s) -2.175 -5.204
    Velocity Z (km/s) -4.579 0.615

    Orbital Parameters 国际轨道数据源

    Parameter FENGYUN 1C DEB KUIPER-00451
    Semimajor Axis (a) 7025.016 km 7007.736 km
    Eccentricity (e) 0.006966 0.000120
    Inclination (i) 99.2551° 51.8937°
    RAAN 330.2251° 224.6137°
    Perigee Argument 169.1836° 78.2379°
    Mean Anomaly (M) 252.7140° 281.8717°
    Apogee 695.817 km 630.438 km
    Perigee 597.941 km 628.760 km
    Orbit Epoch 2026-10-21T07:23:34+0000 2026-10-21T11:54:57+0000

    FENGYUN 1C DEB & KUIPER-00451 Collision Probability (Pc) Trend

    FENGYUN 1C DEB & KUIPER-00451 Collision Probability (Pc) TrendNot Available

    FENGYUN 1C DEB & KUIPER-00451 Miss Distance (Miss Distance) Trend

    FENGYUN 1C DEB & KUIPER-00451 Miss Distance (Miss Distance) TrendNot Available

    FENGYUN 1C DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    KUIPER-00451Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    FENGYUN 1C DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    KUIPER-00451Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with FENGYUN 1C DEB

    No nearby objects data