Conjunction Event Detail

    ⚠
    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    1.516755E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-21T23:23:40+0800
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    1 Object 1

    AOE ID 369
    NORAD ID 369
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 57397
    NORAD ID 57397
    Object Type DEBRIS
    Country
    CN CN

    Conjunction Constraints

    Parameter FTV 3502 CZ-4B DEB
    Time of Closest Approach 2026-10-22T19:04:12+0000
    Collision Probability (Pc) 1.516755E-5
    Conjunction Distance (km) 1.178 km
    Relative Speed (km/s) 14.562 km/s
    Conjunction Risk Parameters R (Radial): -1.145 | I (In-track): 0.077 | C (Cross-track): 0.263
    Collision Risk Index (CRI) 0.59
    X Position (km) 3006.16 3005.855
    Position Y (km) 2682.947 2682.308
    Position Z (km) -5734.778 -5733.837
    Velocity X (km/s) 5.695 -3.006
    Velocity Y (km/s) 2.505 -5.572
    Velocity Z (km/s) 4.217 -4.215

    Orbital Parameters 国际轨道数据源

    Parameter FTV 3502 CZ-4B DEB
    Semimajor Axis (a) 6967.975 km 7136.023 km
    Eccentricity (e) 0.007947 0.019246
    Inclination (i) 98.4554° 99.3766°
    RAAN 27.8093° 233.4706°
    Perigee Argument 77.4069° 230.9944°
    Mean Anomaly (M) 283.6021° 127.3968°
    Apogee 645.216 km 895.224 km
    Perigee 534.460 km 620.548 km
    Orbit Epoch 2026-10-21T04:42:25+0000 2026-10-21T01:57:16+0000

    FTV 3502 & CZ-4B DEB Collision Probability (Pc) Trend

    FTV 3502 & CZ-4B DEB Collision Probability (Pc) TrendNot Available

    FTV 3502 & CZ-4B DEB Miss Distance (Miss Distance) Trend

    FTV 3502 & CZ-4B DEB Miss Distance (Miss Distance) TrendNot Available

    FTV 3502Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    CZ-4B DEBMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    FTV 3502Collision Probability Trend

    Object 1 Probability TrendNot Available

    CZ-4B DEBCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with FTV 3502

    No nearby objects data