Conjunction Event Detail

    ⚠
    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    1.720286E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-22T17:28:06+0800
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    1 Object 1

    AOE ID 25789
    NORAD ID 25789
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 29918
    NORAD ID 29918
    Object Type DEBRIS
    Country
    CN CN

    Conjunction Constraints

    Parameter QUIKSCAT FENGYUN 1C DEB
    Time of Closest Approach 2026-10-22T21:25:30+0000
    Collision Probability (Pc) 1.720286E-5
    Conjunction Distance (km) 1.128 km
    Relative Speed (km/s) 14.01 km/s
    Conjunction Risk Parameters R (Radial): 0.548 | I (In-track): 0.333 | C (Cross-track): 0.928
    Collision Risk Index (CRI) 0.6
    X Position (km) 3018.934 3018.482
    Position Y (km) 638.495 639.406
    Position Z (km) 6437.469 6436.984
    Velocity X (km/s) 6.69 -5.617
    Velocity Y (km/s) -1.112 -3.909
    Velocity Z (km/s) -3.075 3.006

    Orbital Parameters 国际轨道数据源

    Parameter QUIKSCAT FENGYUN 1C DEB
    Semimajor Axis (a) 7097.930 km 7150.897 km
    Eccentricity (e) 0.009381 0.001463
    Inclination (i) 98.2471° 98.8466°
    RAAN 173.3604° 29.7871°
    Perigee Argument 252.8009° 122.2739°
    Mean Anomaly (M) 106.2901° 353.7668°
    Apogee 786.377 km 783.226 km
    Perigee 653.209 km 762.294 km
    Orbit Epoch 2026-10-21T21:44:06+0000 2026-10-21T18:53:44+0000

    QUIKSCAT & FENGYUN 1C DEB Collision Probability (Pc) Trend

    QUIKSCAT & FENGYUN 1C DEB Collision Probability (Pc) TrendNot Available

    QUIKSCAT & FENGYUN 1C DEB Miss Distance (Miss Distance) Trend

    QUIKSCAT & FENGYUN 1C DEB Miss Distance (Miss Distance) TrendNot Available

    QUIKSCATMiss 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

    QUIKSCATCollision Probability Trend

    Object 1 Probability TrendNot Available

    FENGYUN 1C DEBCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with QUIKSCAT

    No nearby objects data