Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.708441E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-10T03:21:26+0800
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    1 Object 1

    AOE ID 704
    NORAD ID 704
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 30161
    NORAD ID 30161
    Object Type DEBRIS
    Country
    CN CN

    Conjunction Constraints

    Parameter TRANSIT 5B-2 FENGYUN 1C DEB
    Time of Closest Approach 2026-09-09T21:25:12+0000
    Collision Probability (Pc) 1.708441E-6
    Conjunction Distance (km) 2.519 km
    Relative Speed (km/s) 14.458 km/s
    Conjunction Risk Parameters R (Radial): -1.809 | I (In-track): 0.267 | C (Cross-track): 1.732
    Collision Risk Index (CRI) 0.4
    X Position (km) 1808.063 1809.316
    Position Y (km) 4879.407 4877.806
    Position Z (km) -5364.887 -5363.4
    Velocity X (km/s) 1.799 -0.021
    Velocity Y (km/s) 4.897 -5.55
    Velocity Z (km/s) 5.099 -4.727

    Orbital Parameters 国际轨道数据源

    Parameter TRANSIT 5B-2 FENGYUN 1C DEB
    Semimajor Axis (a) 7460.959 km 7448.681 km
    Eccentricity (e) 0.003662 0.032583
    Inclination (i) 89.9178° 100.5179°
    RAAN 69.7555° 259.3352°
    Perigee Argument 58.4776° 325.7445°
    Mean Anomaly (M) 3.0309° 159.1089°
    Apogee 1110.144 km 1313.245 km
    Perigee 1055.500 km 827.843 km
    Orbit Epoch 2026-09-09T13:02:11+0000 2026-09-08T14:40:17+0000

    TRANSIT 5B-2 & FENGYUN 1C DEB Collision Probability (Pc) Trend

    TRANSIT 5B-2 & FENGYUN 1C DEB Collision Probability (Pc) TrendNot Available

    TRANSIT 5B-2 & FENGYUN 1C DEB Miss Distance (Miss Distance) Trend

    TRANSIT 5B-2 & FENGYUN 1C DEB Miss Distance (Miss Distance) TrendNot Available

    TRANSIT 5B-2Miss 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

    TRANSIT 5B-2Collision Probability Trend

    Object 1 Probability TrendNot Available

    FENGYUN 1C DEBCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with TRANSIT 5B-2

    No nearby objects data